Full Report
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Monday added a second security flaw impacting BeyondTrust Privileged Remote Access (PRA) and Remote Support (RS) products to the Known Exploited Vulnerabilities (KEV) catalog, citing evidence of active exploitation in the wild. The vulnerability in question is CVE-2024-12686 (CVSS score: 6.6), a medium-severity bug that could
Analysis Summary
# Vulnerability: BeyondTrust PRA/RS OS Command Injection Allowing Site User Context Execution
## CVE Details
- CVE ID: CVE-2024-12686
- CVSS Score: 6.6 (Medium)
- CWE: OS Command Injection (Inferred, based on description)
## Affected Systems
- Products: BeyondTrust Privileged Remote Access (PRA) and Remote Support (RS)
- Versions: Specific vulnerable versions are not detailed in this summary, but the vulnerability exists in versions impacted by the December 2024 investigation.
- Configurations: Requires an attacker to have existing administrative privileges.
## Vulnerability Description
The vulnerability is an OS command injection flaw present in BeyondTrust Privileged Remote Access (PRA) and Remote Support (RS) products. An attacker who already possesses administrative privileges can leverage this flaw to upload a malicious file. Successful exploitation allows the remote attacker to execute underlying operating system commands within the context of the site user.
## Exploitation
- Status: Actively exploited in the wild (Added to CISA KEV catalog).
- Complexity: Implied to be moderate, as administrative privileges are required beforehand.
- Attack Vector: Remote (Leveraged via administrative access/session).
## Impact
- Confidentiality: Likely high (OS command execution allows accessing sensitive information).
- Integrity: High (Ability to execute arbitrary OS commands).
- Availability: Potential impact via OS command execution.
## Remediation
### Patches
- No specific patch version is listed in the provided text. Users must consult official BeyondTrust advisories for resolution. (Note: This vulnerability was patched following the December 2024 investigation alongside CVE-2024-12356).
### Workarounds
- None explicitly listed, but the incident involved the compromise of a SaaS API key, suggesting revocation/management of API keys and local account passwords as necessary immediate steps following the breach disclosure.
## Detection
- The addition to the CISA KEV catalog serves as a primary indicator for mandatory detection/remediation efforts.
- Detection should focus on abnormal file uploads, unexpected outbound network connections originating from PRA/RS services, or unusual process execution associated with site user accounts on the server hosting the affected BeyondTrust platform.
## References
- CISA Known Exploited Vulnerabilities (KEV) Catalog (URL not provided in text, search required)
- Vendor advisories related to BeyondTrust Privileged Remote Access and Remote Support vulnerabilities discovered in late 2024. (Specific link defanged: hxxps://thehackernews.com/2024/12/cisa-adds-critical-flaw-in-beyondtrust.html)
- Related critical vulnerability: CVE-2024-12356 (CVSS 9.8)