PatchTheCVECVE-2013-6945: The M2M Broker in OSEHRA VistA, as distributed before September 30, 2013, allows attackers to bypass authentic
CVE-2013-6945 is a high-severity flaw (CVSS 7.5) affecting vista. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.
The M2M Broker in OSEHRA VistA, as distributed before September 30, 2013, allows attackers to bypass authentication and authorization to perform doctor-only actions and read or modify patient records via unspecified vectors related to a "logic flaw."
Why this priority
- High severity
No fix is published yet: follow the downgrade or mitigation steps.
Risk facts
| CVSS score | 7.5 (High) |
| EPSS exploit chance | 1.4% (top 28%) |
| CISA exploited list | No |
| Weakness | CWE-264 |
| Published | 2013-12-04 |
| 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-2013-6945?
vista: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.
Is CVE-2013-6945 being exploited?
CVE-2013-6945 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-2013-6945 affect?
CVE-2013-6945 affects vista. Severity is high (CVSS 7.5). The M2M Broker in OSEHRA VistA, as distributed before September 30, 2013, allows attackers to bypass authentication and authorization to perform doctor-only actions and read or modify patient records via unspecified vectors related to a "lo
How urgent is CVE-2013-6945?
Priority 44/100. High severity