CVE-2011-0017

Exim: privilege escalation

Published Feb 2, 2011 CVSS 2.0 · 6.9 Medium EPSS < 1% KEV · Not listed
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Debian DSA Debian DSA DSA-2154-1 exim4 security update
Debian DSA Debian DSA DSA-2154-2 exim4 regression fix
EUVD EUVD EUVD-2011-0043 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.
Ubuntu USN Ubuntu USN USN-1060-1 Exim vulnerabilities
History
Type Values Removed Values Added
Metrics epss

{'score': 0.00118}

epss

{'score': 0.00121}

Weaknesses

Sources

Status
PUBLISHED
Assigner
redhat
Published
Updated
Aug 6, 2024, 9:36 PM
Reserved
Dec 7, 2010, 12:00 AM
Status
Modified
Published
Feb 2, 2011, 1:00 AM
Modified
Jun 16, 2026, 11:26 PM
Severity
Low
Public date
Jan 25, 2011, 12:00 AM