CVE-2015-1545

Severity: medium (CVSS 5.0 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 11.1% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2015-02-12 · updated 2026-06-17

Description

The deref_parseCtrl function in servers/slapd/overlays/deref.c in OpenLDAP 2.4.13 through 2.4.40 allows remote attackers to cause a denial of service (NULL pointer dereference and crash) via an empty attribute list in a deref control in a search request.

Affected products

openldap: 2.4.13, 2.4.14, 2.4.15, 2.4.16, 2.4.17, 2.4.18 (+22)

References

http://lists.apple.com/archives/security-announce/2015/Apr/msg00001.html
http://lists.opensuse.org/opensuse-updates/2015-07/msg00069.html
http://seclists.org/fulldisclosure/2019/Dec/26
http://secunia.com/advisories/62787
http://www.debian.org/security/2015/dsa-3209
http://www.mandriva.com/security/advisories?name=MDVSA-2015:073
http://www.mandriva.com/security/advisories?name=MDVSA-2015:074
http://www.openldap.org/devel/gitweb.cgi?p=openldap.git%3Ba=commit%3Bh=c32e74763f77675b9e144126e375977ed6dc562c
http://www.openldap.org/its/?findid=8027
http://www.openwall.com/lists/oss-security/2015/02/07/3
http://www.oracle.com/technetwork/topics/security/bulletinjul2015-2511963.html
http://www.securityfocus.com/bid/72519

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