Vulnerability Monitor

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CVE-2008-2936

Postfix 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.

Security Impact Summary

CVE-2008-2936 is a security vulnerability that . Impacting 1 product from postfix organizations running these solutions should prioritize assessment and patching.

Historical Context

Originally identified in 2008, this vulnerability predates many modern security frameworks and practices. The vulnerability landscape of that era was characterized by different threat models and less mature defense mechanisms compared to contemporary standards.

Published

2008-08-18T19:41:00.000

Last Modified

2026-04-23T00:35:47.467

Status

Modified

Source

[email protected]

Severity

CVSSv2: 6.2 (MEDIUM)

CVSSv2 Vector

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

Access Vector: LOCAL
Access Complexity: HIGH
Authentication: NONE
Confidentiality Impact: COMPLETE
Integrity Impact: COMPLETE
Availability Impact: COMPLETE

Exploitability Score

1.9

Impact Score

10.0

Weaknesses

Type: Primary
CWE-264

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	postfix	postfix	2.3.0	Yes
Application	postfix	postfix	2.3.1	Yes
Application	postfix	postfix	2.3.2	Yes
Application	postfix	postfix	2.3.3	Yes
Application	postfix	postfix	2.3.4	Yes
Application	postfix	postfix	2.3.5	Yes
Application	postfix	postfix	2.3.6	Yes
Application	postfix	postfix	2.3.7	Yes
Application	postfix	postfix	2.3.8	Yes
Application	postfix	postfix	2.3.9	Yes
Application	postfix	postfix	2.3.10	Yes
Application	postfix	postfix	2.3.11	Yes
Application	postfix	postfix	2.3.12	Yes
Application	postfix	postfix	2.3.13	Yes
Application	postfix	postfix	2.3.14	Yes
Application	postfix	postfix	2.4.0	Yes
Application	postfix	postfix	2.4.1	Yes
Application	postfix	postfix	2.4.2	Yes
Application	postfix	postfix	2.4.3	Yes
Application	postfix	postfix	2.4.4	Yes
Application	postfix	postfix	2.4.5	Yes
Application	postfix	postfix	2.4.6	Yes
Application	postfix	postfix	2.4.7	Yes
Application	postfix	postfix	2.5.0	Yes
Application	postfix	postfix	2.5.1	Yes
Application	postfix	postfix	2.5.2	Yes
Application	postfix	postfix	2.5.3	Yes
Application	postfix	postfix	2.6.0	Yes

References

ftp://ftp.porcupine.org/mirrors/postfix-release/experimental/postfix-2.6-20080814.HISTORY ([email protected])
ftp://ftp.porcupine.org/mirrors/postfix-release/official/postfix-2.3.15.HISTORY ([email protected])
ftp://ftp.porcupine.org/mirrors/postfix-release/official/postfix-2.4.8.HISTORY ([email protected])
ftp://ftp.porcupine.org/mirrors/postfix-release/official/postfix-2.5.4.HISTORY ([email protected])
http://article.gmane.org/gmane.mail.postfix.announce/110 ([email protected])
http://lists.opensuse.org/opensuse-security-announce/2008-08/msg00002.html ([email protected])
http://secunia.com/advisories/31469 ([email protected])
http://secunia.com/advisories/31474 ([email protected])
http://secunia.com/advisories/31477 ([email protected])
http://secunia.com/advisories/31485 Vendor Advisory ([email protected])
http://secunia.com/advisories/31500 Vendor Advisory ([email protected])
http://secunia.com/advisories/31530 ([email protected])
http://secunia.com/advisories/32231 ([email protected])
http://security.gentoo.org/glsa/glsa-200808-12.xml ([email protected])
http://securityreason.com/securityalert/4160 ([email protected])
http://wiki.rpath.com/Advisories:rPSA-2008-0259 ([email protected])
http://www.debian.org/security/2008/dsa-1629 ([email protected])
http://www.kb.cert.org/vuls/id/938323 US Government Resource ([email protected])
http://www.mandriva.com/security/advisories?name=MDVSA-2008:171 ([email protected])
http://www.redhat.com/support/errata/RHSA-2008-0839.html ([email protected])
http://www.securityfocus.com/archive/1/495474/100/0/threaded ([email protected])
http://www.securityfocus.com/archive/1/495632/100/0/threaded ([email protected])
http://www.securityfocus.com/archive/1/495882/100/0/threaded ([email protected])
http://www.securityfocus.com/bid/30691 Patch ([email protected])
http://www.securitytracker.com/id?1020700 ([email protected])
http://www.vupen.com/english/advisories/2008/2385 ([email protected])
https://exchange.xforce.ibmcloud.com/vulnerabilities/44460 ([email protected])
https://issues.rpath.com/browse/RPL-2689 ([email protected])
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10033 ([email protected])
https://usn.ubuntu.com/636-1/ ([email protected])
https://www.exploit-db.com/exploits/6337 ([email protected])
https://www.redhat.com/archives/fedora-package-announce/2008-October/msg00271.html ([email protected])
https://www.redhat.com/archives/fedora-package-announce/2008-October/msg00287.html ([email protected])
ftp://ftp.porcupine.org/mirrors/postfix-release/experimental/postfix-2.6-20080814.HISTORY (af854a3a-2127-422b-91ae-364da2661108)
ftp://ftp.porcupine.org/mirrors/postfix-release/official/postfix-2.3.15.HISTORY (af854a3a-2127-422b-91ae-364da2661108)
ftp://ftp.porcupine.org/mirrors/postfix-release/official/postfix-2.4.8.HISTORY (af854a3a-2127-422b-91ae-364da2661108)
ftp://ftp.porcupine.org/mirrors/postfix-release/official/postfix-2.5.4.HISTORY (af854a3a-2127-422b-91ae-364da2661108)
http://article.gmane.org/gmane.mail.postfix.announce/110 (af854a3a-2127-422b-91ae-364da2661108)
http://lists.opensuse.org/opensuse-security-announce/2008-08/msg00002.html (af854a3a-2127-422b-91ae-364da2661108)
http://secunia.com/advisories/31469 (af854a3a-2127-422b-91ae-364da2661108)
http://secunia.com/advisories/31474 (af854a3a-2127-422b-91ae-364da2661108)
http://secunia.com/advisories/31477 (af854a3a-2127-422b-91ae-364da2661108)
http://secunia.com/advisories/31485 Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://secunia.com/advisories/31500 Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://secunia.com/advisories/31530 (af854a3a-2127-422b-91ae-364da2661108)
http://secunia.com/advisories/32231 (af854a3a-2127-422b-91ae-364da2661108)
http://security.gentoo.org/glsa/glsa-200808-12.xml (af854a3a-2127-422b-91ae-364da2661108)
http://securityreason.com/securityalert/4160 (af854a3a-2127-422b-91ae-364da2661108)
http://wiki.rpath.com/Advisories:rPSA-2008-0259 (af854a3a-2127-422b-91ae-364da2661108)
http://www.debian.org/security/2008/dsa-1629 (af854a3a-2127-422b-91ae-364da2661108)
http://www.kb.cert.org/vuls/id/938323 US Government Resource (af854a3a-2127-422b-91ae-364da2661108)
http://www.mandriva.com/security/advisories?name=MDVSA-2008:171 (af854a3a-2127-422b-91ae-364da2661108)
http://www.redhat.com/support/errata/RHSA-2008-0839.html (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/archive/1/495474/100/0/threaded (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/archive/1/495632/100/0/threaded (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/archive/1/495882/100/0/threaded (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/bid/30691 Patch (af854a3a-2127-422b-91ae-364da2661108)
http://www.securitytracker.com/id?1020700 (af854a3a-2127-422b-91ae-364da2661108)
http://www.vupen.com/english/advisories/2008/2385 (af854a3a-2127-422b-91ae-364da2661108)
https://exchange.xforce.ibmcloud.com/vulnerabilities/44460 (af854a3a-2127-422b-91ae-364da2661108)
https://issues.rpath.com/browse/RPL-2689 (af854a3a-2127-422b-91ae-364da2661108)
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10033 (af854a3a-2127-422b-91ae-364da2661108)
https://usn.ubuntu.com/636-1/ (af854a3a-2127-422b-91ae-364da2661108)
https://www.exploit-db.com/exploits/6337 (af854a3a-2127-422b-91ae-364da2661108)
https://www.redhat.com/archives/fedora-package-announce/2008-October/msg00271.html (af854a3a-2127-422b-91ae-364da2661108)
https://www.redhat.com/archives/fedora-package-announce/2008-October/msg00287.html (af854a3a-2127-422b-91ae-364da2661108)

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For postfix's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.