CVE-2015-3276

Publication date 7 December 2015

Last updated 25 August 2025

Ubuntu priority

Cvss 3 Severity Score

Description

The nss_parse_ciphers function in libraries/libldap/tls_m.c in OpenLDAP does not properly parse OpenSSL-style multi-keyword mode cipher strings, which might cause a weaker than intended cipher to be used and allow remote attackers to have unspecified impact via unknown vectors.

Read the notes from the security team

Status

Show unmaintained releases

Package	Ubuntu Release	Status
openldap	15.04 vivid	Not affected
	14.10 utopic	Ignored end of life
	14.04 LTS trusty	Not affected
	12.04 LTS precise	Not affected

Notes

mdeslaur

on Debian/Ubuntu, openldap is built with GnuTLS, not NSS

Severity score breakdown

CVSS version: CVSS v3.0

Base score 7.5 · High

Base metrics

Parameter	Value
Attack vector	Network
Attack complexity	Low
Privileges required	None
User interaction	None
Scope	Unchanged
Confidentiality impact	None
Integrity impact	High
Availability impact	None

Scores

Parameter	Value
Base score	7.5 · High
Exploitability score	-
Impact score	-

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

References

Other references

https://www.cve.org/CVERecord?id=CVE-2015-3276