CVE-2011-0017
MEDIUM · CVSS 6.9EPSS 0.4%EU EUVD
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.
Key facts
- CVSS score
- 6.9 (v2.0)
- Severity
- MEDIUM
- CVSS vector
AV:L/AC:M/Au:N/C:C/I:C/A:C- Weakness (CWE)
- CWE-20
- EPSS score
- 0.4% (32th percentile)
- In CISA KEV
- No
- In EU EUVD
- Yes (EUVD-2011-0043)
- Published
- February 2, 2011
- NVD last modified
- June 16, 2026
- Status
- Modified
EU Vulnerability Database (EUVD)
This vulnerability is also tracked by ENISA as EUVD-2011-0043 in the EU Vulnerability Database. Last updated in EUVD on August 6, 2024.
View on the EU Vulnerability DatabaseAffected products
- exim / exim
- exim / exim
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and 17 more…
References
- ftp://ftp.exim.org/pub/exim/ChangeLogs/ChangeLog-4.74
- http://lists.exim.org/lurker/message/20110126.034702.4d69c278.en.html(Patch)
- http://lists.opensuse.org/opensuse-security-announce/2011-02/msg00004.html
- http://osvdb.org/70696
- http://secunia.com/advisories/43101(Vendor Advisory)
- http://secunia.com/advisories/43128(Vendor Advisory)
- http://secunia.com/advisories/43243
- http://www.debian.org/security/2011/dsa-2154
- http://www.securityfocus.com/bid/46065
- http://www.ubuntu.com/usn/USN-1060-1
- http://www.vupen.com/english/advisories/2011/0224(Vendor Advisory)
- http://www.vupen.com/english/advisories/2011/0245(Vendor Advisory)
- http://www.vupen.com/english/advisories/2011/0364
- http://www.vupen.com/english/advisories/2011/0464
- https://exchange.xforce.ibmcloud.com/vulnerabilities/65028
Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS
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