PatchTheCVECVE-2025-55117: A stack-based buffer overflow can be remotely triggered when formatting an error message in the Control-M/Agen
CVE-2025-55117 is a medium-severity flaw (CVSS 5.3) affecting control-m\/agent. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.
A stack-based buffer overflow can be remotely triggered when formatting an error message in the Control-M/Agent when SSL/TLS communication is configured. The issue occurs in the following cases: * Control-M/Agent 9.0.20: SSL/TLS configuration is set to the non-default setting "use_openssl=n"; * Control-M/Agent 9.0.21 and 9.0.22: Agent router configuration uses the non-default settings "JAVA_AR=N" and "use_openssl=n".
Why this priority
- Remotely exploitable, no login, no user action
A fixed release or distro patch exists.
Risk facts
| CVSS score | 5.3 (Medium) |
| Attack vector | Network (remote) |
| Attack complexity | Low |
| Privileges needed | None |
| User interaction | None |
| EPSS exploit chance | 0.3% (top 74%) |
| CISA exploited list | No |
| Weakness | CWE-121 |
| Published | 2025-09-16 |
| Last modified | 2026-06-17 |
Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score
Am I affected?
Timeline
- Published CVE record published
- Updated Record last modified
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.
Quick answers
How do I fix CVE-2025-55117?
control-m\/agent: upgrade to newer than 9.0.22. Exact commands for each OS are on this page.
Is CVE-2025-55117 being exploited?
CVE-2025-55117 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.
What does CVE-2025-55117 affect?
CVE-2025-55117 affects control-m\/agent. Severity is medium (CVSS 5.3). A stack-based buffer overflow can be remotely triggered when formatting an error message in the Control-M/Agent when SSL/TLS communication is configured. The issue occurs in the following cases: * Control-M/Agent 9.0.20: SSL/TLS confi
How urgent is CVE-2025-55117?
Priority 30/100. Remotely exploitable, no login, no user action
Software pages
OpenSSL vulnerabilities · Java vulnerabilities
Related CVEs
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