External risk intelligence

Exagate SYSGuard 3001 allows attackers to bypass security controls and gain unauthorized access.

CVE advisorySeverity: CRITICAL (CVSS 9.8)

CVE-2023-4669

An external attacker can bypass login controls on the Exagate SYSGuard 3001 monitoring device to gain administrative access. This allows them to alter environmental settings, which could disrupt critical infrastructure operations or provide a foothold to move deeper into the network.

2Halo Surface Signal

Authentication Bypass

Exagate Sysguard 3001 Firmware

before 3.2.20.0

External exposure likelihood

Halo Surface Signal score for CVE-2023-4669

The Exagate SYSGuard 3001 is an environmental monitoring appliance designed for data centers and server rooms. While it features a network-accessible web interface, it is typically deployed within private, internal management networks and shielded by firewalls, making direct public internet exposure uncommon in standard real-world deployments.

Horizon Alert

Summary of the vulnerability and why it matters

A critical vulnerability exists in Exagate SYSGuard 3001 that could allow unauthorized individuals to bypass security controls. This issue allows attackers to gain access without proper authentication, potentially leading to system compromise.

  • Enables unauthorized access.
  • Can impact system integrity.
  • Requires administrative attention.

Attack Path

How an attacker could exploit the issue

An unauthenticated attacker can bypass authentication on Exagate SYSGuard 3001 devices to gain unauthorized administrative access. This allows them to manipulate device settings or potentially disrupt operations.

  • Network access required.
  • Targets web interface.
  • No user interaction needed.

Live Threat

Current exploitation, exposure, and threat context

This vulnerability presents a critical authentication bypass in Exagate SYSGuard 3001, allowing unauthenticated access to the system. Such flaws are attractive to attackers as they can serve as a direct entry point for further compromise or data exfiltration, particularly if the device is accessible over a network.

  • Public exploit code is available.
  • Device is an environmental monitoring appliance.

Priority actions

Operational Fix

Recommended remediation, mitigation, and detection steps

Teams should prioritize confirming the presence of Exagate SYSGuard 3001 devices and identifying which versions are deployed. The critical authentication bypass vulnerability requires immediate action, prioritizing patching or isolation of vulnerable systems to prevent unauthorized access and potential compromise.

  • Upgrade firmware to version 3.2.20.0 or later.
  • If patching is delayed, isolate the device from the network.
  • Monitor network traffic for suspicious access attempts.

Frequently asked questions

What is Exagate SYSGuard 3001?

Exagate SYSGuard 3001 is an environmental monitoring appliance used in data centers and server rooms to track conditions like temperature and humidity. It is typically accessed via a web interface for management.

What type of vulnerability is CVE-2023-4669 in SYSGuard 3001?

CVE-2023-4669 is an Authentication Bypass by Assumed-Immutable Data weakness. This means an attacker can access the SYSGuard 3001 system without valid credentials, potentially leading to unauthorized control.

How can an attacker exploit CVE-2023-4669 on Exagate SYSGuard 3001?

An attacker with network access can exploit this vulnerability through the device's web interface without requiring any user interaction or prior authentication to gain administrative control.

What is the relevance of CVE-2023-4669 to Exagate SYSGuard 3001?

This critical vulnerability allows unauthenticated network access, acting as a direct entry point for attackers to compromise the system, manipulate settings, or disrupt operations, especially if the device is network-accessible.

What actions should be taken to address CVE-2023-4669 on SYSGuard 3001?

Organizations must confirm SYSGuard 3001 deployments, identify vulnerable firmware versions, and prioritize patching to version 3.2.20.0 or later. If immediate patching isn't possible, isolate the device from the network and monitor for suspicious activity.

References