CVE-2019-6991
UnknownEPSS 3.31%
Last modified
CVE-2019-6991 is a vulnerability of currently unknown severity. A classic Stack-based buffer overflow exists in the zmLoadUser() function in zm_user.cpp of the zmu binary in ZoneMinder through 1.32.3, allowing an unauthenticated attacker to execute code via a long username.. EPSS estimates a 3.31% chance of exploitation in the next 30 days.
Description
A classic Stack-based buffer overflow exists in the zmLoadUser() function in zm_user.cpp of the zmu binary in ZoneMinder through 1.32.3, allowing an unauthenticated attacker to execute code via a long username.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Zoneminder | Zoneminder | <= 1.32.3 |
References
- https://github.com/ZoneMinder/zoneminder/issues/2478Exploit, Issue Tracking, Third Party Advisory
- https://github.com/ZoneMinder/zoneminder/pull/2482Patch, Third Party Advisory
- https://github.com/ZoneMinder/zoneminder/issues/2478Exploit, Issue Tracking, Third Party Advisory
- https://github.com/ZoneMinder/zoneminder/pull/2482Patch, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2019-6991?
A classic Stack-based buffer overflow exists in the zmLoadUser() function in zm_user.cpp of the zmu binary in ZoneMinder through 1.32.3, allowing an unauthenticated attacker to execute code via a long username.
How severe is CVE-2019-6991?
Severity scoring for CVE-2019-6991 is pending analysis. The EPSS model estimates a 3.31% probability of exploitation in the next 30 days.
How do I fix CVE-2019-6991?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2019-6991?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST