Information disclosure in OpenLDAP - CVE-2012-2668
Published: June 17, 2012 / Updated: August 11, 2020
Vulnerability identifier: #VU43976
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2012-2668
CWE-ID: CWE-200
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: OpenLDAP.org
Affected software:
OpenLDAP
OpenLDAP
Detailed vulnerability description
The vulnerability allows a remote non-authenticated attacker to gain access to sensitive information.
libraries/libldap/tls_m.c in OpenLDAP, possibly 2.4.31 and earlier, when using the Mozilla NSS backend, always uses the default cipher suite even when TLSCipherSuite is set, which might cause OpenLDAP to use weaker ciphers than intended and make it easier for remote attackers to obtain sensitive information.
How to mitigate CVE-2012-2668
Install update from vendor's website.
Sources
- http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=676309
- http://rhn.redhat.com/errata/RHSA-2012-1151.html
- http://seclists.org/fulldisclosure/2019/Dec/26
- http://security.gentoo.org/glsa/glsa-201406-36.xml
- http://www.openldap.org/devel/gitweb.cgi?p=openldap.git;a=commitdiff;h=2c2bb2e
- http://www.openldap.org/its/index.cgi?findid=7285
- http://www.openwall.com/lists/oss-security/2012/06/05/4
- http://www.openwall.com/lists/oss-security/2012/06/06/1
- http://www.openwall.com/lists/oss-security/2012/06/06/2
- http://www.securityfocus.com/bid/53823
- http://www.securitytracker.com/id?1027127
- https://bugzilla.redhat.com/show_bug.cgi?id=825875
- https://exchange.xforce.ibmcloud.com/vulnerabilities/76099
- https://seclists.org/bugtraq/2019/Dec/23
- https://support.apple.com/kb/HT210788