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Vulnerability record · CVE-2015-1545 · published 12 February 2015

CVE-2015-1545: Openldap vulnerability

Openldap · Openldap

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.

5.0 CVSS 2.0 Medium EPSS 11% · top 4.2%
5.0CVSS 2.0 base score
11%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
36References, 2 tagged exploit
17 Jun 2026Last modified by NVD

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.

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
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 ExploitVendor Advisory
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
http://www.securitytracker.com/id/1032399
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=776988
https://exchange.xforce.ibmcloud.com/vulnerabilities/100937
https://seclists.org/bugtraq/2019/Dec/23
https://support.apple.com/HT204659
https://support.apple.com/kb/HT210788
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 ExploitVendor Advisory
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
http://www.securitytracker.com/id/1032399
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=776988
https://exchange.xforce.ibmcloud.com/vulnerabilities/100937
https://seclists.org/bugtraq/2019/Dec/23
https://support.apple.com/HT204659
https://support.apple.com/kb/HT210788

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Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2015-1545), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.