PT-2011-3470 · Isc+3 · Isc Bind+3

Published 2011-05-31 · Updated 2024-06-15 · CVE-2011-1910

Positive Technologies (AI Summary)

CVSS v2.0

5.0

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions ISC BIND versions prior to 9.7.3-P1 ISC BIND 9.8.x versions prior to 9.8.0-P2 ISC BIND 9.4-ESV versions prior to 9.4-ESV-R4-P1 ISC BIND 9.6-ESV versions prior to 9.6-ESV-R4-P1

Description The issue is caused by an off-by-one error in named, allowing remote DNS servers to cause a denial of service through a negative response containing large RRSIG RRsets, resulting in an assertion failure and daemon exit.

Recommendations For ISC BIND versions prior to 9.7.3-P1, update to version 9.7.3-P1 or later. For ISC BIND 9.8.x versions prior to 9.8.0-P2, update to version 9.8.0-P2 or later. For ISC BIND 9.4-ESV versions prior to 9.4-ESV-R4-P1, update to version 9.4-ESV-R4-P1 or later. For ISC BIND 9.6-ESV versions prior to 9.6-ESV-R4-P1, update to version 9.6-ESV-R4-P1 or later.

Fix

DoS

Weakness Enumeration

CWE-189

Related Identifiers

CVE-2011-1910

DSA-2244-1

HPSBUX03235

OPENSUSE-SU-2024:10467-1

RHSA-2011:0845

RHSA-2011_0845

SUSE-SU-2015:0480-1

Affected Products

Bind Server

Hp-Ux

Isc Bind

Red Hat

References · 74

• http://slackware.com/security/viewer.php?l=slackware-security&y=2011&m=slackware-security.685026 · Vendor Advisory
• https://isc.org/software/bind/advisories/cve-2011-1910 · Vendor Advisory
• http://lists.apple.com/archives/Security-announce/2011//Oct/msg00003.html · Vendor Advisory
• http://debian.org/security/2011/dsa-2244 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2011-1910 · Vendor Advisory
• http://security.freebsd.org/advisories/FreeBSD-SA-11:02.bind.asc · Vendor Advisory
• https://osv.dev/vulnerability/openSUSE-SU-2024:10467-1 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-1910 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2014-8500 · Security Note
• http://marc.info/?l=bugtraq&m=142180687100892&w=2 · Vendor Advisory
• http://lists.fedoraproject.org/pipermail/package-announce/2011-June/061082.html · Vendor Advisory
• https://linux.oracle.com/errata/ELSA-2011-0845.html · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2011-1910 · Vendor Advisory
• http://lists.fedoraproject.org/pipermail/package-announce/2011-June/061401.html · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2011-1910 · Security Note