Risk | Medium |
Patch available | YES |
Number of vulnerabilities | 1 |
CVE-ID | CVE-2015-6908 |
CWE-ID | CWE-20 |
Exploitation vector | Network |
Public exploit | N/A |
Vulnerable software Subscribe |
OpenLDAP Server applications / Directory software, identity management |
Vendor | OpenLDAP.org |
Security Bulletin
This security bulletin contains one medium risk vulnerability.
EUVDB-ID: #VU33285
Risk: Medium
CVSSv3.1:
CVE-ID: CVE-2015-6908
CWE-ID:
Exploit availability:
DescriptionThe vulnerability allows a remote non-authenticated attacker to perform service disruption.
The ber_get_next function in libraries/liblber/io.c in OpenLDAP 2.4.42 and earlier allows remote attackers to cause a denial of service (reachable assertion and application crash) via crafted BER data, as demonstrated by an attack against slapd.
MitigationInstall update from vendor's website.
Vulnerable software versionsOpenLDAP: 2.4.3 - 2.4.42
Fixed software versionsCPE2.3 External links
http://lists.apple.com/archives/security-announce/2015/Dec/msg00005.html
http://lists.opensuse.org/opensuse-security-announce/2016-01/msg00031.html
http://lists.opensuse.org/opensuse-security-announce/2016-01/msg00032.html
http://lists.opensuse.org/opensuse-security-announce/2016-01/msg00037.html
http://lists.opensuse.org/opensuse-security-announce/2016-01/msg00039.html
http://lists.opensuse.org/opensuse-security-announce/2016-01/msg00040.html
http://rhn.redhat.com/errata/RHSA-2015-1840.html
http://www.debian.org/security/2015/dsa-3356
http://www.openldap.org/devel/gitweb.cgi?p=openldap.git;a=commit;h=6fe51a9ab04fd28bbc171da3cf12f1c1040d6629
http://www.openldap.org/its/index.cgi/Software%20Bugs?id=8240
http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html
http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html
http://www.security-assessment.com/files/documents/advisory/OpenLDAP-ber_get_next-Denial-of-Service.pdf
http://www.securityfocus.com/bid/76714
http://www.securitytracker.com/id/1033534
http://www.ubuntu.com/usn/USN-2742-1
http://support.apple.com/HT205637
Q & A
Can this vulnerability be exploited remotely?
How the attacker can exploit this vulnerability?
Is there known malware, which exploits this vulnerability?