Remote-access Guide

remote access vulnerabilities

by Rosella Blanda Published 2 years ago Updated 1 year ago
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Common Vulnerabilities Associated With Remote Access

  1. Lack of established protocols. Last year, most IT security teams were forced to rapidly implement ad hoc solutions for remote access during an unpredictable time.
  2. Unsecured networks. Now that your team is remote, your employees are all network administrators. Are their home networks secure?
  3. Phishing. Social engineering has a new dimension now that employees aren’t in the same physical space. ...
  4. Unauthorized apps. Unauthorized software is a common entrypoint for ransomware attacks. ...
  5. Unauthorized access to devices. When the only devices capable of accessing sensitive data are in the same building, it’s relatively easy to keep them under lock and key.

Many remote access security risks abound, but below is a list of the ones that jump out.
  • Lack of information. ...
  • Password sharing. ...
  • Software. ...
  • Personal devices. ...
  • Patching. ...
  • Vulnerable backups. ...
  • Device hygiene. ...
  • Phishing attacks.

What are the risks of remote access services?

Remote Access Risks The overriding risk of remote access services and software is a hacker gaining deeper access to your organization, exposing you to a host of IT security threats. Once they gain privileged access to your system, it will be difficult to prevent data loss, prevent phishing, protect against ransomware, etc.

What are the disadvantages of remote access client devices?

Remote Access Vulnerabilities Remote access client devices generally have weaker protection than standard client devices Many devices not managed by the enterprise No enterprise firewalls, antivirus, etc. Lack of physical security controls Remote access client devices may be used in hostile environments but not configured for them

Is your VPN secure enough to protect you from remote access attacks?

Even if your VPN is secure, the infected machine can grant the hacker access to your private network. So how do you prevent and solve these remote access risks? By implementing the following solutions. Choosing a firewall that matches the size, scope, and scale of your organization is an essential first step in mitigating remote access risks.

How to secure the remote work environment?

The key to securing the remote work environment is to extend these zero-trust assumptions further. It isn't just the network that should be assumed hostile, but everything that is not under the enterprise's control. Interestingly, this may extend even to the endpoints that are used to access enterprise resources.

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What are the threats of remote working?

Top Security Risks of Remote WorkingGDPR and remote working. Remote work means an employer has less control and visibility over employees' data security. ... Phishing Emails. ... Weak Passwords. ... Unsecured Home Devices. ... Unencrypted File Sharing. ... Open Home WiFi Networks.

Is IT safe to allow remote access?

Remote access solutions could leave you vulnerable. If you don't have proper security solutions in place, remote connections could act as a gateway for cybercriminals to access your devices and data. Hackers could use remote desktop protocol (RDP) to remotely access Windows computers in particular.

What are the most important vulnerabilities in RDP?

Perhaps the top vulnerability of RDP systems, weak user sign-in credentials are an easy way for attackers to gain access to your network to deploy malicious software that steals or damages your sensitive data. Most desktop computers are protected by a password – but users can make this password whatever they want.

What are remote access attacks?

A remote attack is a malicious action that targets one or a network of computers. The remote attack does not affect the computer the attacker is using. Instead, the attacker will find vulnerable points in a computer or network's security software to access the machine or system.

How do you secure remote access?

7 Best Practices For Securing Remote Access for EmployeesDevelop a Cybersecurity Policy For Remote Workers. ... Choose a Remote Access Software. ... Use Encryption. ... Implement a Password Management Software. ... Apply Two-factor Authentication. ... Employ the Principle of Least Privilege. ... Create Employee Cybersecurity Training.

What is the greatest risk that remote access poses to an organization?

Phishing Schemes Your remote employees can be the biggest threat to your network's security. By unknowingly following cyber security worst practices, employees can end up giving hackers and cyber criminals access to your network and your company's sensitive data.

What is the risk of using RDP?

In many cases, servers with RDP publicly accessible to the internet have failed to enable multi-factor authentication (MFA). This means that an attacker who compromises a user account by exposing a weak or reused password through a brute force attack can easily gain access to a user's workstation via RDP.

How can RDP be exploited?

So, if an attacker can connect to RDP, all they need to do is create a duplicate pipe and wait for a new connection. RDP automatically connects to the service that was created first, so when a new user connects, the existing malicious pipe will be the one their machine automatically connects to.

How secure is RDP connection?

How secure is Windows Remote Desktop? Remote Desktop sessions operate over an encrypted channel, preventing anyone from viewing your session by listening on the network. However, there is a vulnerability in the method used to encrypt sessions in earlier versions of RDP.

Do hackers use remote access?

Remote desktop hacks become a common way for hackers to access valuable password and system information on networks that rely on RDP to function. Malicious actors are constantly developing more and more creative ways to access private data and secure information that they can use as leverage for ransom payments.

How do hackers hack remotely?

Remote hackers use various malware deployment methods; the most common (and probably the easiest) way for hackers to reach unsuspecting victims is through phishing campaigns. In this scenario, hackers will send emails with links or files, which unsuspecting recipients may click on.

What is remote malware?

Remote access trojans (RATs) are malware designed to allow an attacker to remotely control an infected computer. Once the RAT is running on a compromised system, the attacker can send commands to it and receive data back in response.

What happens if you give someone remote access to your computer?

This can be even worse than just conning you out of money, as undetected malware can allow hackers to steal your identity, including your passwords and financial information, over and over again, even if you get new passwords and account numbers.

Should I Enable remote desktop?

Should I enable Remote Desktop? If you only want to access your PC when you are physically using it, you don't need to enable Remote Desktop. Enabling Remote Desktop opens a port on your PC that is visible to your local network. You should only enable Remote Desktop in trusted networks, such as your home.

Can someone remotely access my computer when it's off?

Without appropriate security software installed, such as anti-malware tools like Auslogics Anti-Malware, it is possible for hackers to access the computer remotely even if it is turned off.

Can someone remotely access my computer without my knowledge?

There are two ways someone can access your computer without your consent. Either a family member or work college is physically logging in to your computer or phone when you are not around, or someone is accessing your computer remotely.

Why are unprotected remote organizations more susceptible to email scams?

Unprotected remote organizations are more susceptible due to the increased complexity of the network environment because many organizations still don’t use multi-factor authentication. In total, Americans lose $3.1 billion to email scams each year.

What are flash vulnerabilities?

These vulnerabilities include personal mobile devices that are used for business communications. According to a Duo report, approximately 60 percent of enterprise devices were found to be running on older, vulnerable versions of flash. These exploits allow hackers to download software that assesses a device’s flash version and installs malware, should the right version (s) be identified. From there, attackers have full access to each infected machine.

How many employees did hackers give out login details?

In one notable attack, staff members accidentally gave out login details for five employees. The end result: the exposure of sensitive data for 80 million customers. Ironically, hackers used the media attention to send more rounds of phishing emails.

What are opportunistic hackers?

Opportunistic hackers typically aim for well-known vulnerabilities. They’re particularly interested in known exploits for older, out of-date-devices. An organization which allows remote workers to use outdated personal devices puts their critical business information at great risk to cyber criminals.

Is remote work the future?

Remote employment is clearly the future of work. It’s especially apparent now given the organizational challenges of working during COVID-19, but there’s no doubt that demand will only grow in the foreseeable future. All that’s needed to keep hackers at bay is a diligent focus on training, and device and network security.

Is working from home a security risk?

Working from home opens organizations up to increased security risk , however, through their workforce’s frequent use of unsecured WiFi, personal device usage and the ensuing growth of complexity in network environments.

Can hackers hack remote workers?

Without the proper protections on personal devices, remote workers can face greater threats from phishing attacks. Cyber criminals don’t care if personnel are working from home or in the office. Either way, they can trick workers into giving up login credentials—or completing a financial transaction—by posing as a message from a reputable company.

What is remote work?

Remote Work: Vulnerabilities and Threats to the Enterprise. For many organizations, COVID-19 dramatically changed the risk calculation for remote work. In January 2020, many enterprises viewed remote work with skepticism; by March, the choice for many was to become a remote-first enterprise or to shut down.

Why is remote work so attractive?

The remote work environment is particularly appealing for attackers for several reasons. First, the home-network environment is not professionally managed. Most critically, this means that many more systems on home networks are not patched regularly, and a number of them are out of date with respect to vulnerability mitigation. Some may even be treated by their manufacturers as end-of-life (EOL) products, and will never receive mitigations even when serious vulnerabilities are found.

What is a VPN client?

The system running the VPN client becomes, effectively, an extension of the enterprise network, existing inside that network's perimeter with access to resources generally equivalent to any other system on the enterprise network. VPNs defend against attack via authenticated access control and isolation.

What is persistence on an enterprise network?

To persist on an enterprise network, an attacker who has exploited a system must avoid detection and resist remediation. Here too, the home network is friendlier to the attacker; threat detection is typically nearly absent, and remediation incidental, such as when a PC is reinstalled or retired because it is running slowly.

What is enterprise network?

Enterprise networks were traditionally accessed only on enterprise-provided equipment. This arrangement has permitted enterprises unrestricted access to monitor and configure the device precisely according to their risk profiles and mitigation strategies. It also has required the enterprise to purchase and maintain equipment. This has sometimes frustrated end users when the enterprise was unwilling to buy newer equipment, a problem that became particularly pronounced when smartphones and tablet devices entered the market.

Is remote work a threat?

Attackers have been aware of remote work as a threat vector for some time. Mandiant reported a 2015 trend of attackers hijacking VPN connections, even those protected with multi-factor authentication (MFA). Unsurprisingly, in 2020 attackers moved early to capitalize on the rapid shift to work from home at numerous organizations, including federal agencies, such as NASA.

Is availability a security property?

In such an environment, it's understandable to look for ways to do more with less. Availability is a security property, and few things threaten availability more than insolvency.

What are user vulnerabilities?

User Vulnerabilities. Users sometimes write their login information on sticky notes and leave them places such as their monitors. Other users are sometimes too careless when they allow others to watch them log onto a system. Obviously their are other sorts of user vulnerabilities such as those gained through social engineering.

What are the most pervasive things that admins fail to do?

Administrator Vulnerabilities. One of the most pervasive things that admins fail to do is educate themselves about known vulnerabilities and fixes. They might also fail to keep up to date with patches.

What is the most common mode of attack?

One fairly typical mode of attack is for a hacker to sniff on a public network, such a the Internet. The hacker looks for packets that come from a source that is able to get through, is trusted by, a particular firewall. Once the hacker discovers such a transmission source they might be able to construct their own packets and send them through this same firewall.

What information could be used by attackers to target other organizations and their industrial systems?

This information, which may include data regarding assets, processes, and other sensitive items, could be used by attackers to target other organizations and their industrial systems.

Can an attacker see sensitive information?

Researchers noted that by exploiting the B&R flaws, an attacker who has gained authorized access to the B&R solution (for example, by simply acquiring a legitimate general license, available to anyone) can view sensitive information about other users whose information resides on the same server.

What is Wildfire malware analysis?

Resources: Learn how the cloud-delivered WildFire® malware analysis service – which is built into Cortex XDR and many other Palo Alto Networks products – aggregates data and threat intelligence from the industry’s largest global community to automatically identify and stop threats. Additionally, URL Filtering blocks access to malicious sites to help prevent phishing attacks.

What should security teams do if on-premises network and email security mechanisms are no longer available?

Recommendation: If some on-premises network and email security mechanisms are no longer available, security teams should double down on educating users to identify phishing attempts and to choose strong, unique passwords, encouraging the use of a password manager. They should also implement client certificates and multi-factor authentication in order to prevent attackers from gaining access through unsecured devices.

What is XDR in security?

Recommendation: Rather than invest in point solutions, consider security platforms that maximize integration between systems, limiting the amount of switching between tools and providing visibility into all data – including remote user activity. Extended detection and response (XDR) not only protects endpoints, but also applies analytics across all your data to find threats like unusual access or lateral movement, and simplifies investigations by stitching together data and identifying the root cause.

Why do companies use VPNs?

Historically, many companies deployed VPNs primarily for technical people needing access to critical technology assets. Not so much the case anymore – VPNs are often encouraged for all users as a more secure connection than home or public networks.

What are the risks of using a VPN?

Here are five top security risks that teams must deal with, as well as technology and user education best practices to keep users and data safe: 1. Weak remote access policies. Once attackers get access to a virtual private network (VPN), they can often penetrate the rest of the network like a hot knife through butter.

Why is it important to enforce access based on user identity?

Recommendation: It’s critical that companies enforce access based on user identity, allowing specific groups access to only what they need to get their jobs done, and expanding access from there on an as-needed basis.

What is Remote Access?

Remote access is simply the ability to access a computer or network, at home or in an office, from a remote location.

How to mitigate remote access risks?

Choosing a firewall that matches the size, scope, and scale of your organization is an essential first step in mitigating remote access risks. Make sure your firewall has built-in antivirus and anti-malware software and high availability programs.

What is the overriding risk of remote access services and software?

The overriding risk of remote access services and software is a hacker gaining deeper access to your organization, exposing you to a host of IT security threats.

What is VPN for business?

Set up a VPN. A VPN is a critical tool to use to securely access sensitive data remotely. There are many kinds of VPNs you should know about and consider using for your company. If you use a business-grade firewall, it will usually have a built-in VPN.

What technology do you use to get futuristic?

If you want to get futuristic, you could use iris scanning technology or fingerprint technology for highly secure authentication.

What are some practices that end point users engage in?

Connecting to an unsecured Wi-Fi network, visiting malicious sites, and downloading hazardous software are practices that many end point users engage in – making a man-in-the-middle attack and other hacking methods for infecting your computer very easy.

Why do companies provide work specific computers?

Some companies provide their employees with work-specific computers that are closely managed and tightly locked down. This is a great practice for enhanced security.

What is secure access?

Secure Access: Take Control uses advanced encryption protocols and a separate viewer and agent for remote connections. Instead of a direct connection between two machines, this routes traffic through an intermediary that’s much harder for hackers to penetrate.

What is the principle of control user permissions?

Control user permissions : Take Control applies the principle of least privilege, by allowing assigned techs to have access to specific accounts only, mitigating the risk of insider attacks.

What is N-able Passportal Site?

N-able™ Passportal Site fortifies security by offering your end users a password management solution that helps enforce best practices. Get this datasheet to learn more about delivering the time savings...

Can a cybercriminal use RDP?

Let’s look at some of the different types of cyberattacks a cybercriminal can execute via a remote access vector using RDP. The proprietary protocol developed by Microsoft provides access to a client from a server via encrypted TCP traffic. Poorly secured RDP gives hackers a potential entry point into enterprise networks. Hackers are well aware of the extensive use of RDP within organizations and target it as a method to proliferate their attacks.

Is the RDP site still underground?

The site went underground and continued to operate until 2019 when it was shut down in a joint effort by the FBI and several European countries authorities. DENIAL OF SERVICE. Hackers can also use a brute-force attack to gain access to RDP credentials.

Is cyber intelligence difficult to incorporate into MSPs?

Historically MSPs have viewed cyber-intelligence as difficult to incorporate into their offerings. But as Todd Weller from Bandura Cyber explains, times are changing.

Can a hacker guess a password?

In the absence of a multifactor authentication mechanism , a hacker is free to guess a user’s password. If passwords are weak or reused—by technicians or employees—across several accounts, the breach becomes easier for a motivated hacker with access to compromised credentials from past data breaches.

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