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CVE-2015-3276

The nss_parse_ciphers function in libraries/libldap/tls_m.c in OpenLDAP does not properly parse...

7.5 HighFix available

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.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
None
User interaction
None

What an attacker can affect

Confidentiality
None
Integrity
High
Availability
None

Exploit likelihood

5.27%Up 4.1 points since Feb 4, 2022
90%50%10%1%

What each source reports

NVD Score used 7.5

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.

Record
CVE-2015-3276
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
CVSS 2.0
5.0 MediumAV:N/AC:L/Au:N/C:N/I:P/A:N
Updated
2026-11-02
CVE List No score

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.

Record
CVE-2015-3276
Updated
2026-11-02
EUVDEUVD-2015-3324 No score

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.

Record
EUVD-2015-3324
Updated
2026-11-03
GitHub AdvisoriesGHSA-cc3w-xgwq-vgw8 7.5

The nss_parse_ciphers function in libraries/libldap/tls_m.c in OpenLDAP does not properly parse...

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.

Record
GHSA-cc3w-xgwq-vgw8
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Updated
2026-11-02
OSVAZL-6770 7.5

CVE-2015-3276 affecting package openldap for versions less than 2.4.57-5

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.

Record
AZL-6770
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Updated
2026-11-02
OSV 7.5

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.

Record
CVE-2015-3276
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Updated
2026-11-02
OSVDEBIAN-CVE-2015-3276 7.5

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.

Record
DEBIAN-CVE-2015-3276
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Updated
2026-11-02
OSVRHSA-2015:2131 3.7

Red Hat Security Advisory: openldap security, bug fix, and enhancement update

Record
RHSA-2015:2131
CVSS 3.0
3.7 LowCVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L
Updated
2026-11-02
OSVROOT-OS-DEBIAN-12-CVE-2015-3276 No score

CVE-2015-3276 in openldap - Patched by Root

Root has patched CVE-2015-3276 in the openldap package for Root:Debian:12. Multiple fixed versions available.

Record
ROOT-OS-DEBIAN-12-CVE-2015-3276
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
openldap
Azure Linux:2
 before 2.4.57-5
2.4.57-5
openldap
Debian:12
 All versions, plus listed versions
1:1.2.12-12.5.13+dfsg-52.5.13+dfsg-5+loong642.5.16+dfsg-12.5.16+dfsg-2
Show 27 moreShow less
2.5.17+dfsg-12.5.18+dfsg-12.5.18+dfsg-22.5.18+dfsg-32.5.19+dfsg-12.6.10+dfsg-12.6.13+dfsg-12.6.14+dfsg-12.6.14+dfsg-22.6.2+dfsg-1~exp12.6.2+dfsg-1~exp22.6.3+dfsg-1~exp12.6.4+dfsg-1~exp12.6.5+dfsg-1~exp12.6.6+dfsg-1~exp12.6.6+dfsg-1~exp22.6.7+dfsg-1~exp12.6.8+dfsg-1~exp12.6.8+dfsg-1~exp22.6.8+dfsg-1~exp32.6.8+dfsg-1~exp42.6.9+dfsg-12.6.9+dfsg-1~exp12.6.9+dfsg-1~exp22.6.9+dfsg-22:1.2.12.1-12:1.2.12.1-1.0.1
 None known
openldap
Debian:13
 All versions, plus listed versions
1:1.2.12-12.6.10+dfsg-12.6.13+dfsg-12.6.14+dfsg-12.6.14+dfsg-22:1.2.12.1-12:1.2.12.1-1.0.1
 None known
openldap
Debian:14
 All versions, plus listed versions
1:1.2.12-12.6.10+dfsg-12.6.13+dfsg-12.6.14+dfsg-12.6.14+dfsg-22:1.2.12.1-12:1.2.12.1-1.0.1
 None known
openldap-debuginfo
Red Hat:enterprise_linux:7::client
From an advisory covering 2 CVEs
 before 0:2.4.40-8.el7
0:2.4.40-8.el7
openldap-devel
Red Hat:enterprise_linux:7::client
From an advisory covering 2 CVEs
 before 0:2.4.40-8.el7
0:2.4.40-8.el7
openldap-servers
Red Hat:enterprise_linux:7::client
From an advisory covering 2 CVEs
 before 0:2.4.40-8.el7
0:2.4.40-8.el7
openldap-servers-sql
Red Hat:enterprise_linux:7::client
From an advisory covering 2 CVEs
 before 0:2.4.40-8.el7
0:2.4.40-8.el7
openldap
Red Hat:enterprise_linux:7::client
From an advisory covering 2 CVEs
 before 0:2.4.40-8.el7
0:2.4.40-8.el7
openldap-clients
Red Hat:enterprise_linux:7::client
From an advisory covering 2 CVEs
 before 0:2.4.40-8.el7
0:2.4.40-8.el7
Show 20 moreShow less
Affected packages
PackageAffectedFixed
openldap-debuginfo
Red Hat:enterprise_linux:7::computenode
From an advisory covering 2 CVEs
 before 0:2.4.40-8.el7
0:2.4.40-8.el7
openldap-devel
Red Hat:enterprise_linux:7::computenode
From an advisory covering 2 CVEs
 before 0:2.4.40-8.el7
0:2.4.40-8.el7
openldap-servers
Red Hat:enterprise_linux:7::computenode
From an advisory covering 2 CVEs
 before 0:2.4.40-8.el7
0:2.4.40-8.el7
openldap-servers-sql
Red Hat:enterprise_linux:7::computenode
From an advisory covering 2 CVEs
 before 0:2.4.40-8.el7
0:2.4.40-8.el7
openldap
Red Hat:enterprise_linux:7::computenode
From an advisory covering 2 CVEs
 before 0:2.4.40-8.el7
0:2.4.40-8.el7
openldap-clients
Red Hat:enterprise_linux:7::computenode
From an advisory covering 2 CVEs
 before 0:2.4.40-8.el7
0:2.4.40-8.el7
openldap-debuginfo
Red Hat:enterprise_linux:7::server
From an advisory covering 2 CVEs
 before 0:2.4.40-8.el7
0:2.4.40-8.el7
openldap-servers-sql
Red Hat:enterprise_linux:7::server
From an advisory covering 2 CVEs
 before 0:2.4.40-8.el7
0:2.4.40-8.el7
openldap
Red Hat:enterprise_linux:7::server
From an advisory covering 2 CVEs
 before 0:2.4.40-8.el7
0:2.4.40-8.el7
openldap-clients
Red Hat:enterprise_linux:7::server
From an advisory covering 2 CVEs
 before 0:2.4.40-8.el7
0:2.4.40-8.el7
openldap-devel
Red Hat:enterprise_linux:7::server
From an advisory covering 2 CVEs
 before 0:2.4.40-8.el7
0:2.4.40-8.el7
openldap-servers
Red Hat:enterprise_linux:7::server
From an advisory covering 2 CVEs
 before 0:2.4.40-8.el7
0:2.4.40-8.el7
openldap-debuginfo
Red Hat:enterprise_linux:7::workstation
From an advisory covering 2 CVEs
 before 0:2.4.40-8.el7
0:2.4.40-8.el7
openldap-servers-sql
Red Hat:enterprise_linux:7::workstation
From an advisory covering 2 CVEs
 before 0:2.4.40-8.el7
0:2.4.40-8.el7
openldap
Red Hat:enterprise_linux:7::workstation
From an advisory covering 2 CVEs
 before 0:2.4.40-8.el7
0:2.4.40-8.el7
openldap-clients
Red Hat:enterprise_linux:7::workstation
From an advisory covering 2 CVEs
 before 0:2.4.40-8.el7
0:2.4.40-8.el7
openldap-devel
Red Hat:enterprise_linux:7::workstation
From an advisory covering 2 CVEs
 before 0:2.4.40-8.el7
0:2.4.40-8.el7
openldap-servers
Red Hat:enterprise_linux:7::workstation
From an advisory covering 2 CVEs
 before 0:2.4.40-8.el7
0:2.4.40-8.el7
openldap
Root:Debian:12
 before 2.5.13+dfsg-5.root.io.5
2.5.13+dfsg-5.root.io.52.5.13+dfsg-5.root.io.42.5.13+dfsg-5.root.io.32.5.13+dfsg-5.root.io.62.5.13+dfsg-5.aikido.7
rootio-openldap
Root:Debian:12
 before 2.5.13+dfsg-5.root.io.5
2.5.13+dfsg-5.root.io.52.5.13+dfsg-5.root.io.42.5.13+dfsg-5.root.io.32.5.13+dfsg-5.root.io.62.5.13+dfsg-5.aikido.7

History

History
RecordedChangedSources
affected, facts
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2015-3276 is a high vulnerability (CVSS 7.5) in Openldap, published December 7, 2015. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 5.27%, the 92nd percentile. Fixed in openldap 2.4.57-5.

References

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