Input validation error in ISC BIND - CVE-2015-5722

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Main Vulnerability Database Vulnerabilities #VU32395

Input validation error in ISC BIND - CVE-2015-5722

Published: September 5, 2015 / Updated: July 28, 2020


Vulnerability identifier: #VU32395
CSH Severity: Medium
CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2015-5722
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote non-authenticated attacker to perform a denial of service (DoS) attack.

buffer.c in named in ISC BIND 9.x before 9.9.7-P3 and 9.10.x before 9.10.2-P4 allows remote attackers to cause a denial of service (assertion failure and daemon exit) by creating a zone containing a malformed DNSSEC key and issuing a query for a name in that zone.


Affected software

ISC BIND
Gentoo Linux
Amazon Linux AMI
SUSE Linux
Slackware Linux
Fedora
bind (Alpine package)
dnsperf
bind-dyndb-ldap
bind
bind99

How to mitigate CVE-2015-5722

Install update from vendor's website.

ISC BIND - update to 9.9.7-P3
bind (Alpine package) - update to 9.9.7_p3-r0
dnsperf - update to 2.0.0.0-18.fc23
bind-dyndb-ldap - update to 8.0-3.fc23
bind - addressed in versions 9.9.6-11.P1.fc21, 9.10.2-5.P4.fc22, 9.10.3-0.1.rc1.fc23
bind99 - addressed in versions 9.9.7-7.P3.fc22, 9.9.7-7.P3.fc23

External References

Related Security Bulletins