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.
Published 2012-10-31 16:55:07
Updated 2017-08-29 01:32:44
Source MITRE
View at NVD,   CVE.org
Vulnerability category: OverflowExecute code

Threat overview for CVE-2012-5671

Top countries where our scanners detected CVE-2012-5671
Top open port discovered on systems with this issue 80
IPs affected by CVE-2012-5671 1,615
Threat actors abusing to this issue? Yes
Find out if you* are affected by CVE-2012-5671!
*Directly or indirectly through your vendors, service providers and 3rd parties. Powered by attack surface intelligence from SecurityScorecard.

Exploit prediction scoring system (EPSS) score for CVE-2012-5671

Probability of exploitation activity in the next 30 days: 70.17%

Percentile, the proportion of vulnerabilities that are scored at or less: ~ 98 % EPSS Score History EPSS FAQ

CVSS scores for CVE-2012-5671

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source
6.8
MEDIUM AV:N/AC:M/Au:N/C:P/I:P/A:P
8.6
6.4
NIST

CWE ids for CVE-2012-5671

References for CVE-2012-5671

Products affected by CVE-2012-5671

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