Full Report
Roundcube security advisory (AV26-254)
Analysis Summary
# Vulnerability: Multiple Security Vulnerabilities in Roundcube Webmail
## CVE Details
*Note: The primary advisory (AV26-254) indicates multiple vulnerabilities; specific CVE IDs were not linked in this summary, but typically involve Cross-Site Scripting (XSS) or Improper Input Validation.*
- CVE ID: Pending/Multiple (Associated with Roundcube 1.6.14/1.5.14 releases)
- CVSS Score: Not specified in advisory (Varies by specific flaw)
- CWE: Likely CWE-79 (Cross-site Scripting) or CWE-20 (Improper Input Validation) based on historical Roundcube patches.
## Affected Systems
- Products: Roundcube Webmail
- Versions:
- All versions prior to 1.6.14
- All versions prior to 1.5.14
- Configurations: Standard installations of Roundcube Webmail services.
## Vulnerability Description
While the Canadian Centre for Cyber Security advisory (AV26-254) serves as a high-level notification, these patches typically address security regressions or flaws in how the webmail interface handles malicious email content or user-supplied input. These vulnerabilities often allow for the execution of arbitrary code or unauthorized access to user sessions within the context of the webmail application.
## Exploitation
- Status: No reports of active exploitation in the wild at the time of publication.
- Complexity: Low to Medium (Depending on the specific entry point).
- Attack Vector: Network (Remote).
## Impact
- Confidentiality: High (Potential access to private emails and session tokens).
- Integrity: High (Potential to modify account settings or send unauthorized emails).
- Availability: Medium (Potential for service disruption).
## Remediation
### Patches
The vendor has released the following security updates:
- **Roundcube Webmail 1.6.14** (Current stable branch)
- **Roundcube Webmail 1.5.14** (LTS/Legacy branch)
### Workarounds
- No specific workarounds are provided; immediate patching is the recommended course of action for web-facing mail servers.
## Detection
- Monitor web server logs for unusual HTTP GET/POST requests containing script tags or abnormal characters.
- Review file integrity on the web server for unauthorized changes to Roundcube core files.
## References
- Roundcube Webmail 1.6.14 Release: hXXps[://]github[.]com/roundcube/roundcubemail/releases/tag/1.6.14
- Roundcube Webmail 1.5.14 Release: hXXps[://]github[.]com/roundcube/roundcubemail/releases/tag/1.5.14
- Canadian Centre for Cyber Security Advisory: hXXps[://]www[.]cyber[.]gc[.]ca/en/alerts-advisories/roundcube-security-advisory-av26-254