CVE-2012-5671

Published: 26 October 2012

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.

Priority

High

Status

Package Release Status
exim4
Launchpad, Ubuntu, Debian
Upstream Needs triage