CVE-2012-5671
medium
CVSS v3
—
CVSS v2
6.8
VIR risk
6.8
Description
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.
Predictions
Exploit likelihood
20%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2012-5671
Vendor advisory: cve@mitre.org — http://secunia.com/advisories/51098
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| debian | bookworm | fixed | 4.80-5.1 |
| debian | bullseye | fixed | 4.80-5.1 |
| debian | forky | fixed | 4.80-5.1 |
| debian | sid | fixed | 4.80-5.1 |
| debian | trixie | fixed | 4.80-5.1 |
References
- 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://lists.opensuse.org/opensuse-security-announce/2012-10/msg00018.html
- http://osvdb.org/86616
- http://secunia.com/advisories/51098
- http://secunia.com/advisories/51115
- http://secunia.com/advisories/51153
- http://secunia.com/advisories/51155
- http://www.debian.org/security/2012/dsa-2566
- http://www.openwall.com/lists/oss-security/2012/10/26/5
- http://www.securityfocus.com/bid/56285
- http://www.ubuntu.com/usn/USN-1618-1
- https://exchange.xforce.ibmcloud.com/vulnerabilities/79615
- https://lists.exim.org/lurker/message/20121026.080330.74b9147b.en.html
- https://security-tracker.debian.org/tracker/CVE-2012-5671
CWEs
CWE-119
Verify integrity in audit chain (admin only). AS-IS.