CVE-2008-2936

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Summary

CVECVE-2008-2936
StatePUBLISHED
Assignerredhat
Source PriorityCVE Program / NVD first with legacy fallback
Published2008-08-18 19:41:00 UTC
Updated2026-04-23 00:35:47 UTC
DescriptionPostfix before 2.3.15, 2.4 before 2.4.8, 2.5 before 2.5.4, and 2.6 before 2.6-20080814, when the operating system supports hard links to symlinks, allows local users to append e-mail messages to a file to which a root-owned symlink points, by creating a hard link to this symlink and then sending a message. NOTE: this can be leveraged to gain privileges if there is a symlink to an init script.

Risk And Classification

Primary CVSS: v2.0 6.2 from [email protected]

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

Problem Types: CWE-264 | n/a

CVSS v2.0 Breakdown

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

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

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Postfix Postfix 2.3.0 All All All
Application Postfix Postfix 2.3.1 All All All
Application Postfix Postfix 2.3.10 All All All
Application Postfix Postfix 2.3.11 All All All
Application Postfix Postfix 2.3.12 All All All
Application Postfix Postfix 2.3.13 All All All
Application Postfix Postfix 2.3.14 All All All
Application Postfix Postfix 2.3.2 All All All
Application Postfix Postfix 2.3.3 All All All
Application Postfix Postfix 2.3.4 All All All
Application Postfix Postfix 2.3.5 All All All
Application Postfix Postfix 2.3.6 All All All
Application Postfix Postfix 2.3.7 All All All
Application Postfix Postfix 2.3.8 All All All
Application Postfix Postfix 2.3.9 All All All
Application Postfix Postfix 2.4.0 All All All
Application Postfix Postfix 2.4.1 All All All
Application Postfix Postfix 2.4.2 All All All
Application Postfix Postfix 2.4.3 All All All
Application Postfix Postfix 2.4.4 All All All
Application Postfix Postfix 2.4.5 All All All
Application Postfix Postfix 2.4.6 All All All
Application Postfix Postfix 2.4.7 All All All
Application Postfix Postfix 2.5.0 All All All
Application Postfix Postfix 2.5.1 All All All
Application Postfix Postfix 2.5.2 All All All
Application Postfix Postfix 2.5.3 All All All
Application Postfix Postfix 2.6.0 All All All

Vendor Declared Affected Products

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

References

ReferenceSourceLinkTags
Advisories:rPSA-2008-0259 - rPath Wiki af854a3a-2127-422b-91ae-364da2661108 wiki.rpath.com
Postfix Symlink Handling and Destination Ownership Security Issues - Secunia Advisories - Vulnerability Intelligence - Secunia.com af854a3a-2127-422b-91ae-364da2661108 secunia.com Vendor Advisory
Red Hat update for postfix - Secunia Advisories - Vulnerability Intelligence - Secunia.com af854a3a-2127-422b-91ae-364da2661108 secunia.com
Ubuntu update for postfix - Secunia Advisories - Vulnerability Information - Secunia.com af854a3a-2127-422b-91ae-364da2661108 secunia.com
Support / Security / Advisories / / MDVSA-2008:171 | Mandriva af854a3a-2127-422b-91ae-364da2661108 www.mandriva.com
ftp.porcupine.org/mirrors/postfix-release/official/postfix-2.5.4.HISTORY af854a3a-2127-422b-91ae-364da2661108 ftp.porcupine.org
[SECURITY] Fedora 9 Update: postfix-2.5.5-1.fc9 af854a3a-2127-422b-91ae-364da2661108 www.redhat.com
[SECURITY] Fedora 8 Update: postfix-2.5.5-1.fc8 af854a3a-2127-422b-91ae-364da2661108 www.redhat.com
ftp.porcupine.org/mirrors/postfix-release/official/postfix-2.3.15.HISTORY af854a3a-2127-422b-91ae-364da2661108 ftp.porcupine.org
ftp.porcupine.org/mirrors/postfix-release/official/postfix-2.4.8.HISTORY af854a3a-2127-422b-91ae-364da2661108 ftp.porcupine.org
Postfix: Local privilege escalation vulnerability — Gentoo Linux Documentation af854a3a-2127-422b-91ae-364da2661108 security.gentoo.org
[security-announce] SUSE Security Announcement: postfix (SUSE-SA:2008:04 af854a3a-2127-422b-91ae-364da2661108 lists.opensuse.org
SUSE update for postfix - Secunia Advisories - Vulnerability Intelligence - Secunia.com af854a3a-2127-422b-91ae-364da2661108 secunia.com Vendor Advisory
Postfix Symlink Dereference Bug Lets Local Users Gain Elevated Privileges - SecurityTracker af854a3a-2127-422b-91ae-364da2661108 www.securitytracker.com
Gmane -- Mail To News And Back Again af854a3a-2127-422b-91ae-364da2661108 article.gmane.org
[#RPL-2689] postfix privilege escalation CVE-2008-2936 CVE-2008-2937 - rPath Issue Tracking System af854a3a-2127-422b-91ae-364da2661108 issues.rpath.com
Gentoo update for postfix - Secunia Advisories - Vulnerability Intelligence - Secunia.com af854a3a-2127-422b-91ae-364da2661108 secunia.com
ftp.porcupine.org/mirrors/postfix-release/experimental/postfix-2.6-20080814.HIS... af854a3a-2127-422b-91ae-364da2661108 ftp.porcupine.org
SecurityFocus af854a3a-2127-422b-91ae-364da2661108 www.securityfocus.com
IBM X-Force Exchange af854a3a-2127-422b-91ae-364da2661108 exchange.xforce.ibmcloud.com
Fedora update for postfix - Secunia.com af854a3a-2127-422b-91ae-364da2661108 secunia.com
Debian update for postfix - Secunia Advisories - Vulnerability Intelligence - Secunia.com af854a3a-2127-422b-91ae-364da2661108 secunia.com
Webmail : Solution de messagerie professionnelle - OVHcloud- OVH af854a3a-2127-422b-91ae-364da2661108 www.vupen.com
SecurityFocus af854a3a-2127-422b-91ae-364da2661108 www.securityfocus.com
Postfix Local Information Disclosure and Local Privilege Escalation Vulnerabilities af854a3a-2127-422b-91ae-364da2661108 www.securityfocus.com Patch
Repository / Oval Repository af854a3a-2127-422b-91ae-364da2661108 oval.cisecurity.org
SecurityFocus af854a3a-2127-422b-91ae-364da2661108 www.securityfocus.com
Support af854a3a-2127-422b-91ae-364da2661108 www.redhat.com
USN-636-1: Postfix vulnerability | Ubuntu security notices af854a3a-2127-422b-91ae-364da2661108 usn.ubuntu.com
Debian -- Security Information -- DSA-1629-2 postfix af854a3a-2127-422b-91ae-364da2661108 www.debian.org
Postfix <= 2.6-20080814 (symlink) Local Privilege Escalation Exploit af854a3a-2127-422b-91ae-364da2661108 www.exploit-db.com
CXSecurity - IDS af854a3a-2127-422b-91ae-364da2661108 securityreason.com
US-CERT Vulnerability Note VU#938323 af854a3a-2127-422b-91ae-364da2661108 www.kb.cert.org US Government Resource
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis
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