Vulnerability Details CVE-2005-0021
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.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.028
EPSS Ranking 85.4%
CVSS Severity
CVSS v2 Score 7.2
References
- http://ftp6.us.freebsd.org/pub/mail/exim/ChangeLogs/ChangeLog-4.44
- http://security.gentoo.org/glsa/glsa-200501-23.xml
- http://www.debian.org/security/2005/dsa-635
- http://www.debian.org/security/2005/dsa-637
- http://www.exim.org/mail-archives/exim-users/Week-of-Mon-20050103/msg00028.html
- http://www.idefense.com/application/poi/display?id=179&type=vulnerabilities
- http://www.idefense.com/application/poi/display?id=183&type=vulnerabilities
- http://www.kb.cert.org/vuls/id/132992
- http://www.redhat.com/support/errata/RHSA-2005-025.html
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10347
- http://ftp6.us.freebsd.org/pub/mail/exim/ChangeLogs/ChangeLog-4.44
- http://security.gentoo.org/glsa/glsa-200501-23.xml
- http://www.debian.org/security/2005/dsa-635
- http://www.debian.org/security/2005/dsa-637
- http://www.exim.org/mail-archives/exim-users/Week-of-Mon-20050103/msg00028.html
- http://www.idefense.com/application/poi/display?id=179&type=vulnerabilities
- http://www.idefense.com/application/poi/display?id=183&type=vulnerabilities
- http://www.kb.cert.org/vuls/id/132992
- http://www.redhat.com/support/errata/RHSA-2005-025.html
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10347
Products affected by CVE-2005-0021
-
cpe:2.3:a:university_of_cambridge:exim:*
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cpe:2.3:a:university_of_cambridge:exim:4.41
-
cpe:2.3:a:university_of_cambridge:exim:4.42