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Fencer Intel
high 7.1

CVE-2012-5689 in the critical feed json

ISC BIND 9.8.x through 9.8.4-P1 and 9.9.x through 9.9.2-P1, in certain configurations involving DNS64 with a Response Policy Zone that lack…

published 2013-01-25 13 y ago modified 2026-06-16 4 mo ago also EUVD-2012-5572

cvss
7.1
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
12.1%
EPSS 12.1% chance of exploitation in 30 days, percentile 96%
public exploits
0
none known

Summary

ISC BIND 9.8.x through 9.8.4-P1 and 9.9.x through 9.9.2-P1, in certain configurations involving DNS64 with a Response Policy Zone that lacks an AAAA rewrite rule, allows remote attackers to cause a denial of service (assertion failure and named daemon exit) via a query for an AAAA record.

Patch / fix

  • bind9 Debian 14, Debian 13, Debian 12 1:9.8.4.dfsg.P1-6+nmu1

debian advisories DEBIAN-CVE-2012-5689

  • bind RHEL 6 32:9.8.2-0.17.rc1.el6.3
  • bind-sdb RHEL 6 32:9.8.2-0.17.rc1.el6.3
  • bind-libs RHEL 6 32:9.8.2-0.17.rc1.el6.3
  • bind-utils RHEL 6 32:9.8.2-0.17.rc1.el6.3
  • bind-chroot RHEL 6 32:9.8.2-0.17.rc1.el6.3

red hat advisories RHSA-2013:0550

  • bind openSUSE Tumbleweed 9.10.3P4-21.1

opensuse advisories openSUSE-SU-2024:10467-1

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2012-5689 updated cvss 4.3

bind: denial of service when processing queries and with both DNS64 and RPZ enabled

  • Red Hat Enterprise Linux Desktop (v. 6) bind 9.8.2-0.17.rc1.el6.3, bind-libs 9.8.2-0.17.rc1.el6.3, bind-utils 9.8.2-0.17.rc1.el6.3 Red Hat Enterprise Linux Desktop Optional (v. 6) bind 9.8.2-0.17.rc1.el6.3, bind-sdb 9.8.2-0.17.rc1.el6.3, bind-chroot 9.8.2-0.17.rc1.el6.3 Red Hat Enterprise Linux HPC Node (v. 6) bind 9.8.2-0.17.rc1.el6.3, bind-libs 9.8.2-0.17.rc1.el6.3, bind-utils 9.8.2-0.17.rc1.el6.3 Red Hat Enterprise Linux HPC Node Optional (v. 6) bind 9.8.2-0.17.rc1.el6.3, bind-sdb 9.8.2-0.17.rc1.el6.3, bind-chroot 9.8.2-0.17.rc1.el6.3 Red Hat Enterprise Linux Server (v. 6) bind 9.8.2-0.17.rc1.el6.3, bind-libs 9.8.2-0.17.rc1.el6.3, bind-utils 9.8.2-0.17.rc1.el6.3, bind-chroot 9.8.2-0.17.rc1.el6.3 Red Hat Enterprise Linux Server Optional (v. 6) bind 9.8.2-0.17.rc1.el6.3, bind-sdb 9.8.2-0.17.rc1.el6.3
    +2 more products
    Red Hat Enterprise Linux Workstation (v. 6) bind 9.8.2-0.17.rc1.el6.3, bind-libs 9.8.2-0.17.rc1.el6.3, bind-utils 9.8.2-0.17.rc1.el6.3, bind-chroot 9.8.2-0.17.rc1.el6.3 Red Hat Enterprise Linux Workstation Optional (v. 6) bind 9.8.2-0.17.rc1.el6.3, bind-sdb 9.8.2-0.17.rc1.el6.3
    fixed: vendor fix RHSA-2013:0550
  • Red Hat Enterprise Linux 4 bind Red Hat Enterprise Linux 5 bind, bind97
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

12.14% chance of exploitation in the next 30 days, higher than 96% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 2.0 7.1 AV:N/AC:M/Au:N/C:N/I:N/A:C

Classification

Weakness
  • CWE-20 Improper Input Validation

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.