CVE-2005-0021

University OF Cambridge Exim < 4.40 - Buffer Overflow

Title source: rule

Description

Multiple buffer overflows in Exim before 4.43 may allow attackers to execute arbitrary code via (1) an IPv6 address with more than 8 components, as demonstrated using the -be command line option, which triggers an overflow in the host_aton function, or (2) the -bh command line option or dnsdb PTR lookup, which triggers an overflow in the dns_build_reverse function.

Exploits (2)

exploitdb WORKING POC VERIFIED

by Plugger · clocallinux

https://www.exploit-db.com/exploits/1009

View Code ZIP pw:eip

exploitdb WORKING POC VERIFIED

by Rafael Carrasco · clocallinux

https://www.exploit-db.com/exploits/756

View Code ZIP pw:eip

References (10)

[Vendor Advisory] http://www.idefense.com/application/poi/display?id=179&type=vulnerabilities

[Patch, US Government Resource] http://www.kb.cert.org/vuls/id/132992

[Vendor Advisory] http://www.debian.org/security/2005/dsa-635

[Various Sources] http://ftp6.us.freebsd.org/pub/mail/exim/ChangeLogs/ChangeLog-4.44

[Vendor Advisory] http://www.debian.org/security/2005/dsa-637

[Exploit, Vendor Advisory] http://www.idefense.com/application/poi/display?id=183&type=vulnerabilities

[Patch] http://www.redhat.com/support/errata/RHSA-2005-025.html

[Vendor Advisory] http://security.gentoo.org/glsa/glsa-200501-23.xml

[Various Sources] http://www.exim.org/mail-archives/exim-users/Week-of-Mon-20050103/msg00028.html

[Third Party Advisory, VDB Entry] https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10347

Scores

EPSS 0.0282

EPSS Percentile 86.2%

Details

Status published

Products (3)

university_of_cambridge/exim 4.41

university_of_cambridge/exim 4.42

university_of_cambridge/exim < 4.40

Published May 02, 2005

Tracked Since Feb 18, 2026