CVE-2011-2527
UnknownEPSS 0.43%
Last modified
CVE-2011-2527 is a vulnerability of currently unknown severity. The change_process_uid function in os-posix.c in Qemu 0.14.0 and earlier does not properly drop group privileges when the -runas option is used, which allows local guest users to access restricted files on the host.. EPSS estimates a 0.43% chance of exploitation in the next 30 days.
Description
The change_process_uid function in os-posix.c in Qemu 0.14.0 and earlier does not properly drop group privileges when the -runas option is used, which allows local guest users to access restricted files on the host.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions | Update |
|---|---|---|---|
| Qemu | Qemu | <= 0.14.0 | — |
| Qemu | Qemu | 0.1.0 | — |
| Qemu | Qemu | 0.1.1 | — |
| Qemu | Qemu | 0.1.2 | — |
| Qemu | Qemu | 0.1.3 | — |
| Qemu | Qemu | 0.1.4 | — |
| Qemu | Qemu | 0.1.5 | — |
| Qemu | Qemu | 0.1.6 | — |
| Qemu | Qemu | 0.2.0 | — |
| Qemu | Qemu | 0.3.0 | — |
| Qemu | Qemu | 0.4.0 | — |
| Qemu | Qemu | 0.4.1 | — |
| Qemu | Qemu | 0.4.2 | — |
| Qemu | Qemu | 0.4.3 | — |
| Qemu | Qemu | 0.6.0 | — |
| Qemu | Qemu | 0.6.1 | — |
| Qemu | Qemu | 0.7.0 | — |
| Qemu | Qemu | 0.7.1 | — |
| Qemu | Qemu | 0.7.2 | — |
| Qemu | Qemu | 0.8.0 | — |
| Qemu | Qemu | 0.8.1 | — |
| Qemu | Qemu | 0.8.2 | — |
| Qemu | Qemu | 0.9.0 | — |
| Qemu | Qemu | 0.9.1 | — |
| Qemu | Qemu | 0.9.1-5 | — |
| Qemu | Qemu | 0.10.0 | — |
| Qemu | Qemu | 0.10.1 | — |
| Qemu | Qemu | 0.10.2 | — |
| Qemu | Qemu | 0.10.3 | — |
| Qemu | Qemu | 0.10.4 | — |
| Qemu | Qemu | 0.10.5 | — |
| Qemu | Qemu | 0.10.6 | — |
| Qemu | Qemu | 0.11.0 | — |
| Qemu | Qemu | 0.11.0-rc0 | — |
| Qemu | Qemu | 0.11.0-rc1 | — |
| Qemu | Qemu | 0.11.0-rc2 | — |
| Qemu | Qemu | 0.11.1 | — |
| Qemu | Qemu | 0.12.0 | — |
| Qemu | Qemu | 0.12.1 | — |
| Qemu | Qemu | 0.12.2 | — |
| Qemu | Qemu | 0.12.3 | — |
| Qemu | Qemu | 0.12.4 | — |
| Qemu | Qemu | 0.12.5 | — |
| Qemu | Qemu | 0.13.0 | — |
| Qemu | Qemu | 0.14.0 | Rc0 |
| Qemu | Qemu | 0.14.1 | — |
| Qemu | Qemu | 0.15.0 | Rc1 |
References
- https://secunia.com/advisories/45187Vendor Advisory
- https://secunia.com/advisories/45188Vendor Advisory
- https://secunia.com/advisories/45419Vendor Advisory
- https://secunia.com/advisories/47157Vendor Advisory
- https://secunia.com/advisories/47992Vendor Advisory
- https://secunia.com/advisories/45187Vendor Advisory
- https://secunia.com/advisories/45188Vendor Advisory
- https://secunia.com/advisories/45419Vendor Advisory
- https://secunia.com/advisories/47157Vendor Advisory
- https://secunia.com/advisories/47992Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2011-2527?
The change_process_uid function in os-posix.c in Qemu 0.14.0 and earlier does not properly drop group privileges when the -runas option is used, which allows local guest users to access restricted files on the host.
How severe is CVE-2011-2527?
Severity scoring for CVE-2011-2527 is pending analysis. The EPSS model estimates a 0.43% probability of exploitation in the next 30 days.
How do I fix CVE-2011-2527?
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-2011-2527?
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