CVE-2012-5671 · threatengine.sh

Home/CVE/Heap-based buffer overflow in the dkim_exim_query_dns_txt function in dkim.c in Exim 4.70 through 4.80, when DKIM suppor

CVE

CVE-2012-5671

Heap-based buffer overflow in the dkim_exim_query_dns_txt function in dkim.c in Exim 4.70 through 4.80, when DKIM suppor

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.

MEDIUM · CVSS 6.8 EPSS 0.31639

Schedule remediation

EPSS ≥ 0.10 - elevated exploitation probability
EPSS percentile: top 3% of all CVEs by exploitation likelihood

Sigma rules0 YARA rules0

⬡

Weakness Classification

CWE-119Improper Restriction of Operations within the Bounds of a Memory Buffer

▤

Affected Products & Versions

1

eximall versions

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Scoring & Timeline

6.8

MEDIUM · CVSS v2 (legacy) · cve@mitre.org

View on NVD

This CVE predates CVSS v3; the legacy v2 score is shown so triage still has a severity to work with.

v2 Vector

AV:N/AC:M/Au:N/C:P/I:P/A:P

Published to NVD31 Oct 2012 · 04:55 PM

⚑

Vendor Advisories

2

suse-csafopenSUSE-SU-2024:10017-1

🔗

References & Sources

15

Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.

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/51098Vendor Advisory

Show all 15 references

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

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