Input validation error in OpenLDAP - CVE-2015-1546
Published: February 12, 2015 / Updated: August 3, 2020
Vulnerability identifier: #VU33292
CSH Severity: Medium
CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N]
CVE-ID: CVE-2015-1546
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows remote attackers to perform a denial of service (DoS) attack.
The vulnerability exists due to insufficient validation of user-supplied input. A remote attacker can cause a denial of service (crash) via a crafted search query with a matched values control.
Affected software
OpenLDAP
openldap (Alpine package)
openldap (Alpine package)
How to mitigate CVE-2015-1546
Update to version 2.4.41.
OpenLDAP - update to 2.4.41
openldap (Alpine package) - addressed in versions 2.4.35-r2, 2.4.38-r1, 2.4.39-r1, 2.4.40-r1
- update to 2.11-8ubuntu4
openldap (Alpine package) - addressed in versions 2.4.35-r2, 2.4.38-r1, 2.4.39-r1, 2.4.40-r1
- update to 2.11-8ubuntu4
External References
- http://lists.apple.com/archives/security-announce/2015/Apr/msg00001.html
- http://lists.opensuse.org/opensuse-updates/2015-07/msg00069.html
- http://secunia.com/advisories/62787
- http://www.mandriva.com/security/advisories?name=MDVSA-2015:073
- http://www.openldap.org/devel/gitweb.cgi?p=openldap.git;a=commit;h=2f1a2dd329b91afe561cd06b872d09630d4edb6a
- http://www.openldap.org/its/?findid=8046
- http://www.openwall.com/lists/oss-security/2015/02/07/3
- https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=776991
- https://exchange.xforce.ibmcloud.com/vulnerabilities/100938
- https://support.apple.com/HT204659