Description
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.
CVSS Metrics
- Vector
- AV:L/AC:H/Au:N/C:C/I:C/A:C
- Access Vector
- local
- Access Cmplx
- high
- Auth
- none
- Confidentiality
- complete
- Integrity
- complete
- Availability
- complete
- Weaknesses
- CWE-264
Metadata
- Primary Vendor
- POSTFIX
- Published
- 8/18/2008
- Last Modified
- 4/9/2025
- Source
- NIST NVD
- Note: Verify all details with official vendor sources before applying patches.
Affected Products
postfix : postfixpostfix : postfixpostfix : postfixpostfix : postfixpostfix : postfixpostfix : postfixpostfix : postfixpostfix : postfixpostfix : postfixpostfix : postfixpostfix : postfixpostfix : postfixpostfix : postfixpostfix : postfixpostfix : postfixpostfix : postfixpostfix : postfixpostfix : postfixpostfix : postfixpostfix : postfixpostfix : postfixpostfix : postfixpostfix : postfixpostfix : postfixpostfix : postfixpostfix : postfixpostfix : postfixpostfix : postfix
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