CVE-2011-0017

Summary

CVECVE-2011-0017
StatePUBLISHED
Assignerredhat
Source PriorityCVE Program / NVD first with legacy fallback
Published2011-02-02 01:00:06 UTC
Updated2026-04-29 01:13:23 UTC
DescriptionThe 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.

Risk And Classification

Primary CVSS: v2.0 6.9 from [email protected]

AV:L/AC:M/Au:N/C:C/I:C/A:C

Problem Types: CWE-20 | CWE-59 | n/a

CVSS v2.0 Breakdown

Access Vector
Local
Access Complexity
Medium
Authentication
None
Confidentiality
Complete
Integrity
Complete
Availability
Complete

AV:L/AC:M/Au:N/C:C/I:C/A:C

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Exim Exim 2.10 All All All
Application Exim Exim 2.11 All All All
Application Exim Exim 2.12 All All All
Application Exim Exim 3.00 All All All
Application Exim Exim 3.01 All All All
Application Exim Exim 3.02 All All All
Application Exim Exim 3.03 All All All
Application Exim Exim 3.10 All All All
Application Exim Exim 3.11 All All All
Application Exim Exim 3.12 All All All
Application Exim Exim 3.13 All All All
Application Exim Exim 3.14 All All All
Application Exim Exim 3.15 All All All
Application Exim Exim 3.16 All All All
Application Exim Exim 3.20 All All All
Application Exim Exim 3.21 All All All
Application Exim Exim 3.22 All All All
Application Exim Exim 3.30 All All All
Application Exim Exim 3.31 All All All
Application Exim Exim 3.32 All All All
Application Exim Exim 3.33 All All All
Application Exim Exim 3.34 All All All
Application Exim Exim 3.35 All All All
Application Exim Exim 3.36 All All All
Application Exim Exim 4.00 All All All
Application Exim Exim 4.01 All All All
Application Exim Exim 4.02 All All All
Application Exim Exim 4.03 All All All
Application Exim Exim 4.04 All All All
Application Exim Exim 4.05 All All All
Application Exim Exim 4.10 All All All
Application Exim Exim 4.11 All All All
Application Exim Exim 4.12 All All All
Application Exim Exim 4.14 All All All
Application Exim Exim 4.20 All All All
Application Exim Exim 4.21 All All All
Application Exim Exim 4.22 All All All
Application Exim Exim 4.23 All All All
Application Exim Exim 4.24 All All All
Application Exim Exim 4.30 All All All
Application Exim Exim 4.31 All All All
Application Exim Exim 4.32 All All All
Application Exim Exim 4.33 All All All
Application Exim Exim 4.34 All All All
Application Exim Exim 4.40 All All All
Application Exim Exim 4.41 All All All
Application Exim Exim 4.42 All All All
Application Exim Exim 4.43 All All All
Application Exim Exim 4.44 All All All
Application Exim Exim 4.50 All All All
Application Exim Exim 4.51 All All All
Application Exim Exim 4.52 All All All
Application Exim Exim 4.53 All All All
Application Exim Exim 4.54 All All All
Application Exim Exim 4.60 All All All
Application Exim Exim 4.61 All All All
Application Exim Exim 4.62 All All All
Application Exim Exim 4.63 All All All
Application Exim Exim 4.64 All All All
Application Exim Exim 4.65 All All All
Application Exim Exim 4.66 All All All
Application Exim Exim 4.67 All All All
Application Exim Exim 4.68 All All All
Application Exim Exim 4.69 All All All
Application Exim Exim 4.70 All All All
Application Exim Exim 4.71 All All All
Application Exim Exim All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
Debian -- Security Information -- DSA-2154-1 exim4 af854a3a-2127-422b-91ae-364da2661108 www.debian.org
USN-1060-1: Exim vulnerabilities | Ubuntu af854a3a-2127-422b-91ae-364da2661108 www.ubuntu.com
Webmail : Solution de messagerie professionnelle - OVHcloud- OVH af854a3a-2127-422b-91ae-364da2661108 www.vupen.com Vendor Advisory
osvdb.org/70696 af854a3a-2127-422b-91ae-364da2661108 osvdb.org
Webmail - OVH af854a3a-2127-422b-91ae-364da2661108 www.vupen.com
Exim "open_log()" Privilege Escalation Security Issue - Secunia.com af854a3a-2127-422b-91ae-364da2661108 secunia.com Vendor Advisory
Webmail : Solution de messagerie professionnelle - OVHcloud- OVH af854a3a-2127-422b-91ae-364da2661108 www.vupen.com Vendor Advisory
IBM X-Force Exchange af854a3a-2127-422b-91ae-364da2661108 exchange.xforce.ibmcloud.com
ftp.exim.org/pub/exim/ChangeLogs/ChangeLog-4.74 af854a3a-2127-422b-91ae-364da2661108 ftp.exim.org
Debian update for exim4 - Secunia.com af854a3a-2127-422b-91ae-364da2661108 secunia.com Vendor Advisory
[exim-announce] Exim 4.74 Release af854a3a-2127-422b-91ae-364da2661108 lists.exim.org Patch
Webmail : Solution de messagerie professionnelle - OVHcloud- OVH af854a3a-2127-422b-91ae-364da2661108 www.vupen.com
[security-announce] SUSE Security Summary Report: SUSE-SR:2011:004 af854a3a-2127-422b-91ae-364da2661108 lists.opensuse.org
Exim 'log.c' Local Privilege Escalation Vulnerability af854a3a-2127-422b-91ae-364da2661108 www.securityfocus.com
Security Advisory SA43243 - Ubuntu update for exim4 - Secunia af854a3a-2127-422b-91ae-364da2661108 secunia.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

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