CVE-2011-0017
UnknownEPSS 0.38%
Last modified
CVE-2011-0017 is a vulnerability of currently unknown severity. The open_log function in log.c in Exim 4.72 and earlier does not check the return value from (1) setuid or (2) setgid system calls, which allows local users to append log data to arbitrary files via a symlink attack.. EPSS estimates a 0.38% chance of exploitation in the next 30 days.
Description
The open_log function in log.c in Exim 4.72 and earlier does not check the return value from (1) setuid or (2) setgid system calls, which allows local users to append log data to arbitrary files via a symlink attack.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Exim | Exim | <= 4.72 |
| Exim | Exim | 2.10 |
| Exim | Exim | 2.11 |
| Exim | Exim | 2.12 |
| Exim | Exim | 3.00 |
| Exim | Exim | 3.01 |
| Exim | Exim | 3.02 |
| Exim | Exim | 3.03 |
| Exim | Exim | 3.10 |
| Exim | Exim | 3.11 |
| Exim | Exim | 3.12 |
| Exim | Exim | 3.13 |
| Exim | Exim | 3.14 |
| Exim | Exim | 3.15 |
| Exim | Exim | 3.16 |
| Exim | Exim | 3.20 |
| Exim | Exim | 3.21 |
| Exim | Exim | 3.22 |
| Exim | Exim | 3.30 |
| Exim | Exim | 3.31 |
| Exim | Exim | 3.32 |
| Exim | Exim | 3.33 |
| Exim | Exim | 3.34 |
| Exim | Exim | 3.35 |
| Exim | Exim | 3.36 |
| Exim | Exim | 4.00 |
| Exim | Exim | 4.01 |
| Exim | Exim | 4.02 |
| Exim | Exim | 4.03 |
| Exim | Exim | 4.04 |
| Exim | Exim | 4.05 |
| Exim | Exim | 4.10 |
| Exim | Exim | 4.11 |
| Exim | Exim | 4.12 |
| Exim | Exim | 4.14 |
| Exim | Exim | 4.20 |
| Exim | Exim | 4.21 |
| Exim | Exim | 4.22 |
| Exim | Exim | 4.23 |
| Exim | Exim | 4.24 |
| Exim | Exim | 4.30 |
| Exim | Exim | 4.31 |
| Exim | Exim | 4.32 |
| Exim | Exim | 4.33 |
| Exim | Exim | 4.34 |
| Exim | Exim | 4.40 |
| Exim | Exim | 4.41 |
| Exim | Exim | 4.42 |
| Exim | Exim | 4.43 |
| Exim | Exim | 4.44 |
Showing 50 of 67 affected configurations. See NVD for the full list.
References
- http://secunia.com/advisories/43101Vendor Advisory
- http://secunia.com/advisories/43128Vendor Advisory
- http://www.vupen.com/english/advisories/2011/0224Vendor Advisory
- http://www.vupen.com/english/advisories/2011/0245Vendor Advisory
- http://secunia.com/advisories/43101Vendor Advisory
- http://secunia.com/advisories/43128Vendor Advisory
- http://www.vupen.com/english/advisories/2011/0224Vendor Advisory
- http://www.vupen.com/english/advisories/2011/0245Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2011-0017?
The open_log function in log.c in Exim 4.72 and earlier does not check the return value from (1) setuid or (2) setgid system calls, which allows local users to append log data to arbitrary files via a symlink attack.
How severe is CVE-2011-0017?
Severity scoring for CVE-2011-0017 is pending analysis. The EPSS model estimates a 0.38% probability of exploitation in the next 30 days.
How do I fix CVE-2011-0017?
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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Scan your code nowSource: NVD / NIST