Out-of-Bounds Affecting exim4 package, versions <4.80-5.1
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Test your applications- Snyk ID SNYK-DEBIAN11-EXIM4-520557
- published 31 Oct 2012
- disclosed 31 Oct 2012
Introduced: 31 Oct 2012
CVE-2012-5671 Open this link in a new tabHow to fix?
Upgrade Debian:11 exim4 to version 4.80-5.1 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream exim4 package and not the exim4 package as distributed by Debian.
See How to fix? for Debian:11 relevant fixed versions and status.
Heap-based buffer overflow in the dkim_exim_query_dns_txt function in dkim.c in Exim 4.70 through 4.80, when DKIM support is enabled and acl_smtp_connect and acl_smtp_rcpt are not set to "warn control = dkim_disable_verify," allows remote attackers to execute arbitrary code via an email from a malicious DNS server.
References
- https://security-tracker.debian.org/tracker/CVE-2012-5671
- http://www.debian.org/security/2012/dsa-2566
- http://lists.fedoraproject.org/pipermail/package-announce/2012-November/091664.html
- http://lists.fedoraproject.org/pipermail/package-announce/2012-October/090900.html
- http://lists.fedoraproject.org/pipermail/package-announce/2012-October/090963.html
- http://osvdb.org/86616
- https://lists.exim.org/lurker/message/20121026.080330.74b9147b.en.html
- http://lists.opensuse.org/opensuse-security-announce/2012-10/msg00018.html
- http://www.openwall.com/lists/oss-security/2012/10/26/5
- http://secunia.com/advisories/51098
- http://secunia.com/advisories/51115
- http://secunia.com/advisories/51153
- http://secunia.com/advisories/51155
- http://www.securityfocus.com/bid/56285
- http://people.ubuntu.com/~ubuntu-security/cve/CVE-2012-5671
- http://www.ubuntu.com/usn/USN-1618-1
- https://exchange.xforce.ibmcloud.com/vulnerabilities/79615