Description
setup.exe before 2.573.2.3 in Cygwin does not properly verify the authenticity of packages, which allows remote Cygwin mirror servers or man-in-the-middle attackers to execute arbitrary code via a package list containing the MD5 checksum of a Trojan horse package.
References
- ADV-2008-2321 vdb-entry
- http://www.security-objectives.com/advisories/SECOBJADV-2008-02.txt
- cygwin-setup-weak-security(44047) vdb-entry
- 20080725 SECOBJADV-2008-02: Cygwin Installation and Update Process can be Subverted Vulnerability mailing-list
- https://bugzilla.redhat.com/show_bug.cgi?id=449929
- 30375 vdb-entry
- 4051 third-party-advisory
- [cygwin-announce] 20080805 Updated: Setup.exe updated to version 2.573.2.3 mailing-list
- 31271 third-party-advisory