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Fencer Intel
medium 5.0

CVE-2012-1033 json

The resolver in ISC BIND 9 through 9.8.1-P1 overwrites cached server names and TTL values in NS records during the processing of a response…

published 2012-02-08 14 y ago modified 2026-06-16 4 mo ago also EUVD-2012-1071

cvss
5.0
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
13.1%
EPSS 13.1% chance of exploitation in 30 days, percentile 96%
public exploits
0
none known

Summary

The resolver in ISC BIND 9 through 9.8.1-P1 overwrites cached server names and TTL values in NS records during the processing of a response to an A record query, which allows remote attackers to trigger continued resolvability of revoked domain names via a "ghost domain names" attack.

Patch / fix

  • bind9 Debian 14, Debian 13, Debian 12 1:9.8.1.dfsg.P1-4.1

debian advisories DEBIAN-CVE-2012-1033

  • bind97 RHEL 5 32:9.7.0-10.P2.el5_8.1
  • bind97-libs RHEL 5 32:9.7.0-10.P2.el5_8.1
  • bind97-utils RHEL 5 32:9.7.0-10.P2.el5_8.1
  • bind97-chroot RHEL 5 32:9.7.0-10.P2.el5_8.1
  • bind RHEL 5 30:9.3.6-20.P1.el5_8.1
  • bind RHEL 6 32:9.7.3-8.P3.el6_2.3
  • bind-sdb RHEL 5 30:9.3.6-20.P1.el5_8.1
  • bind-sdb RHEL 6 32:9.7.3-8.P3.el6_2.3

red hat advisories RHSA-2012:0717RHSA-2012:0716

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-2012-1033 updated cvss 4.3

bind: deleted domain name resolving flaw

  • Red Hat Enterprise Linux 4 bind
    affected: no fix planned “Will not fix”
  • Red Hat Enterprise Linux (v. 5 server) bind 9.3.6-20.P1.el5_8.1, bind97 9.7.0-10.P2.el5_8.1, bind-sdb 9.3.6-20.P1.el5_8.1, bind-libs 9.3.6-20.P1.el5_8.1, bind-utils 9.3.6-20.P1.el5_8.1, bind-chroot 9.3.6-20.P1.el5_8.1, +4 more Red Hat Enterprise Linux Desktop (v. 5 client) bind 9.3.6-20.P1.el5_8.1, bind-sdb 9.3.6-20.P1.el5_8.1, bind-libs 9.3.6-20.P1.el5_8.1, bind-utils 9.3.6-20.P1.el5_8.1 Red Hat Enterprise Linux Desktop (v. 6) bind 9.7.3-8.P3.el6_2.3, bind-libs 9.7.3-8.P3.el6_2.3, bind-utils 9.7.3-8.P3.el6_2.3 Red Hat Enterprise Linux Desktop Optional (v. 6) bind 9.7.3-8.P3.el6_2.3, bind-sdb 9.7.3-8.P3.el6_2.3, bind-chroot 9.7.3-8.P3.el6_2.3 Red Hat Enterprise Linux HPC Node (v. 6) bind 9.7.3-8.P3.el6_2.3, bind-libs 9.7.3-8.P3.el6_2.3, bind-utils 9.7.3-8.P3.el6_2.3 Red Hat Enterprise Linux HPC Node Optional (v. 6) bind 9.7.3-8.P3.el6_2.3, bind-sdb 9.7.3-8.P3.el6_2.3, bind-chroot 9.7.3-8.P3.el6_2.3
    +5 more products
    Red Hat Enterprise Linux Server (v. 6) bind 9.7.3-8.P3.el6_2.3, bind-libs 9.7.3-8.P3.el6_2.3, bind-utils 9.7.3-8.P3.el6_2.3, bind-chroot 9.7.3-8.P3.el6_2.3 Red Hat Enterprise Linux Server Optional (v. 6) bind 9.7.3-8.P3.el6_2.3, bind-sdb 9.7.3-8.P3.el6_2.3 Red Hat Enterprise Linux Workstation (v. 6) bind 9.7.3-8.P3.el6_2.3, bind-libs 9.7.3-8.P3.el6_2.3, bind-utils 9.7.3-8.P3.el6_2.3, bind-chroot 9.7.3-8.P3.el6_2.3 Red Hat Enterprise Linux Workstation Optional (v. 6) bind 9.7.3-8.P3.el6_2.3, bind-sdb 9.7.3-8.P3.el6_2.3 Red Hat RHEL Desktop Workstation (v. 5 client) bind 9.3.6-20.P1.el5_8.1, bind97 9.7.0-10.P2.el5_8.1, bind-chroot 9.3.6-20.P1.el5_8.1, bind97-libs 9.7.0-10.P2.el5_8.1, bind97-utils 9.7.0-10.P2.el5_8.1, bind97-chroot 9.7.0-10.P2.el5_8.1, +1 more
    fixed: vendor fix RHSA-2012:0716

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

13.07% 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 5.0 AV:N/AC:L/Au:N/C:N/I:P/A:N

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.