Is CVE-2012-5688 in the CISA KEV catalog?

No. CVE-2012-5688 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2012-5688?

CVE-2012-5688 has a CVSS v2 base score of 7.8 (HIGH).

What is the EPSS score for CVE-2012-5688?

CVE-2012-5688 has an EPSS score of 10.90% (95th percentile), estimating the probability of exploitation in the next 30 days.

CVE & CISA-KEV Catalog

CVE-2012-5688

HIGHEPSS 95th pctl

7.8

CVSS v2

NVD

Description

ISC BIND 9.8.x before 9.8.4-P1 and 9.9.x before 9.9.2-P1, when DNS64 is enabled, allows remote attackers to cause a denial of service (assertion failure and daemon exit) via a crafted query.

CWE-20Improper Input Validation

CVSS v2 Vector

No CVSS vector data available.

Exploit Intelligence

10.90%probability of exploitation in 30 days

95thpercentile

Very high risk: more likely to be exploited than 95% of all known CVEs.

References

http://lists.apple.com/archives/security-announce/2013/Sep/msg00002.html
http://rhn.redhat.com/errata/RHSA-2012-1549.html
http://support.apple.com/kb/HT5880
http://www.slackware.com/security/viewer.php?l=slackware-security&y=2012&m=slackware-security.536004
http://www.ubuntu.com/usn/USN-1657-1
https://kb.isc.org/article/AA-00828

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-04-29.