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CVE-2013-0166

OpenSSL before 0.9.8y, 1.0.0 before 1.0.0k, and 1.0.1 before 1.0.1d does not properly perform...

5.0 MediumFix available

OpenSSL before 0.9.8y, 1.0.0 before 1.0.0k, and 1.0.1 before 1.0.1d does not properly perform signature verification for OCSP responses, which allows remote OCSP servers to cause a denial of service (NULL pointer dereference and application crash) via an invalid key.

Exploit likelihood

19.7%Up 14.9 points since Feb 4, 2022
90%50%10%1%

What each source reports

NVD Score used 5.0

OpenSSL before 0.9.8y, 1.0.0 before 1.0.0k, and 1.0.1 before 1.0.1d does not properly perform signature verification for OCSP responses, which allows remote OCSP servers to cause a denial of service (NULL pointer dereference and application crash) via an invalid key.

Record
CVE-2013-0166
CVSS 2.0
5.0 MediumAV:N/AC:L/Au:N/C:N/I:N/A:P
Weakness
CWE-310
Updated
2026-11-02
CVE List No score

OpenSSL before 0.9.8y, 1.0.0 before 1.0.0k, and 1.0.1 before 1.0.1d does not properly perform signature verification for OCSP responses, which allows remote OCSP servers to cause a denial of service (NULL pointer dereference and application crash) via an invalid key.

Record
CVE-2013-0166
Updated
2026-11-02
EUVDEUVD-2013-0205 No score

OpenSSL before 0.9.8y, 1.0.0 before 1.0.0k, and 1.0.1 before 1.0.1d does not properly perform signature verification for OCSP responses, which allows remote OCSP servers to cause a denial of service (NULL pointer dereference and application crash) via an invalid key.

Record
EUVD-2013-0205
Updated
2026-11-03
GitHub AdvisoriesGHSA-f8qw-pqjg-gpv2 No score

OpenSSL before 0.9.8y, 1.0.0 before 1.0.0k, and 1.0.1 before 1.0.1d does not properly perform...

OpenSSL before 0.9.8y, 1.0.0 before 1.0.0k, and 1.0.1 before 1.0.1d does not properly perform signature verification for OCSP responses, which allows remote OCSP servers to cause a denial of service (NULL pointer dereference and application crash) via an invalid key.

Record
GHSA-f8qw-pqjg-gpv2
Updated
2026-11-02
OSVBELL-CVE-2013-0166 5.0

CVE-2013-0166 does not affect BellSoft software

Record
BELL-CVE-2013-0166
CVSS 2.0
5.0 MediumAV:N/AC:L/Au:N/C:N/I:N/A:P
Updated
2026-11-02
OSV No score

OpenSSL before 0.9.8y, 1.0.0 before 1.0.0k, and 1.0.1 before 1.0.1d does not properly perform signature verification for OCSP responses, which allows remote OCSP servers to cause a denial of service (NULL pointer dereference and application crash) via an invalid key.

Record
CVE-2013-0166
Updated
2026-11-02
Show 15 moreShow less
OSVDEBIAN-CVE-2013-0166 No score

OpenSSL before 0.9.8y, 1.0.0 before 1.0.0k, and 1.0.1 before 1.0.1d does not properly perform signature verification for OCSP responses, which allows remote OCSP servers to cause a denial of service (NULL pointer dereference and application crash) via an invalid key.

Record
DEBIAN-CVE-2013-0166
Updated
2026-11-02
OSVopenSUSE-SU-2024:10271-1 No score

libopenssl-devel-1.0.2j-2.2 on GA media

These are all security issues fixed in the libopenssl-devel-1.0.2j-2.2 package on the GA media of openSUSE Tumbleweed.

Record
openSUSE-SU-2024:10271-1
Updated
2026-11-02
OSVopenSUSE-SU-2024:10529-1 No score

libopenssl1_0_0-steam-1.0.2h-4.1 on GA media

These are all security issues fixed in the libopenssl1_0_0-steam-1.0.2h-4.1 package on the GA media of openSUSE Tumbleweed.

Record
openSUSE-SU-2024:10529-1
Updated
2026-11-02
OSVopenSUSE-SU-2024:11127-1 No score

libopenssl-1_1-devel-1.1.1l-1.2 on GA media

These are all security issues fixed in the libopenssl-1_1-devel-1.1.1l-1.2 package on the GA media of openSUSE Tumbleweed.

Record
openSUSE-SU-2024:11127-1
Updated
2026-11-02
OSVSUSE-FU-2022:0445-1 No score

Feature update for venv-salt-minion

This feature update for venv-salt-minion provides the following changes:

  • Introduce venv-salt-minion.
  • Mention fixed issues provided with the bundle.
Record
SUSE-FU-2022:0445-1
Updated
2026-11-02
OSVSUSE-SU-2015:0182-2 No score

Security update for compat-openssl097g

This compat-openssl097g rollup update contains various security fixes:

* CVE-2012-2131,CVE-2012-2110: incorrect integer conversions in OpenSSL
  can result in memory corruption during buffer management operations.

Security Issue reference:

* CVE-2012-2110
  <http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2012-2110>
Record
SUSE-SU-2015:0182-2
Updated
2026-11-02
OSVSUSE-SU-2015:0543-1 No score

Security update for compat-openssl097g

This compat-openssl097g rollup update contains various security fixes:

* CVE-2012-2131,CVE-2012-2110: incorrect integer conversions in OpenSSL
  can result in memory corruption during buffer management operations.

Security Issue reference:

* CVE-2012-2110
  <http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2012-2110>
Record
SUSE-SU-2015:0543-1
Updated
2026-11-02
OSVSUSE-SU-2015:0545-1 No score

Security update for OpenSSL

OpenSSL has been updated to fix several security issues:

* CVE-2012-4929: Avoid the openssl CRIME attack by disabling SSL
  compression by default. Setting the environment variable
  'OPENSSL_NO_DEFAULT_ZLIB' to 'no' enables compression again.
* CVE-2013-0169: Timing attacks against TLS could be used by physically
  local attackers to gain access to transmitted plain text or private
  keymaterial. This issue is also known as the 'Lucky-13' issue.
* CVE-2013-0166: A OCSP invalid key denial of service issue was fixed.

Security Issue references:

* CVE-2013-0169
  <http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2013-0169>
* CVE-2013-0166
  <http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2013-0166>
Record
SUSE-SU-2015:0545-1
Updated
2026-11-02
OSVSUSE-SU-2015:0578-1 No score

Security update for compat-openssl097g

This compat-openssl097g rollup update contains various security fixes:

* CVE-2012-2131,CVE-2012-2110: incorrect integer conversions in OpenSSL
  could have resulted in memory corruption during buffer management
  operations.

Security Issue reference:

* CVE-2012-2110
  <http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2012-2110>
Record
SUSE-SU-2015:0578-1
Updated
2026-11-02
OSVSUSE-SU-2015:1183-1 No score

Security update for compat-openssl097g

This compat-openssl097g rollup update contains various security fixes:

* CVE-2012-2131,CVE-2012-2110: incorrect integer conversions in OpenSSL
  could have resulted in memory corruption during buffer management
  operations.

Security Issue reference:

* CVE-2012-2110
  <http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2012-2110>
Record
SUSE-SU-2015:1183-1
Updated
2026-11-02
OSVSUSE-SU-2015:1184-1 No score

Security update for OpenSSL

This OpenSSL update fixes the following issues:

* Session Ticket Memory Leak (CVE-2014-3567)
* Build option no-ssl3 is incomplete (CVE-2014-3568)
* Add support for TLS_FALLBACK_SCSV to mitigate CVE-2014-3566 (POODLE)

Security Issues:

* CVE-2014-3567
  <http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2014-3567>
* CVE-2014-3566
  <http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2014-3566>
* CVE-2014-3568
  <http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2014-3568>
Record
SUSE-SU-2015:1184-1
Updated
2026-11-02
OSVSUSE-SU-2015:1184-2 No score

Security update for OpenSSL

OpenSSL has been updated to fix several security issues:

* CVE-2012-4929: Avoid the openssl CRIME attack by disabling SSL
  compression by default. Setting the environment variable
  'OPENSSL_NO_DEFAULT_ZLIB' to 'no' enables compression again.
* CVE-2013-0169: Timing attacks against TLS could be used by physically
  local attackers to gain access to transmitted plain text or private
  keymaterial. This issue is also known as the 'Lucky-13' issue.
* CVE-2013-0166: A OCSP invalid key denial of service issue was fixed.

Security Issue references:

* CVE-2013-0169
  <http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2013-0169>
* CVE-2013-0166
  <http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2013-0166>
Record
SUSE-SU-2015:1184-2
Updated
2026-11-02
OSVSUSE-SU-403 No score

Security update for OpenSSL

This OpenSSL update fixes the following issues:

* Session Ticket Memory Leak (CVE-2014-3567)
* Build option no-ssl3 is incomplete (CVE-2014-3568)
* Add support for TLS_FALLBACK_SCSV to mitigate CVE-2014-3566 (POODLE)

Security Issues:

* CVE-2014-3567
  <http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2014-3567>
* CVE-2014-3566
  <http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2014-3566>
* CVE-2014-3568
  <http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2014-3568>
Record
SUSE-SU-403
Updated
2026-11-02
OSVSUSE-SU-403 Forbidden-1 No score

Security update for OpenSSL

This OpenSSL update fixes the following issues:

* Session Ticket Memory Leak (CVE-2014-3567)
* Build option no-ssl3 is incomplete (CVE-2014-3568)
* Add support for TLS_FALLBACK_SCSV to mitigate CVE-2014-3566 (POODLE)

Security Issues:

* CVE-2014-3567
  <http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2014-3567>
* CVE-2014-3566
  <http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2014-3566>
* CVE-2014-3568
  <http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2014-3568>
Record
SUSE-SU-403 Forbidden-1
Updated
2026-11-02
OSVUBUNTU-CVE-2013-0166 No score

OpenSSL before 0.9.8y, 1.0.0 before 1.0.0k, and 1.0.1 before 1.0.1d does not properly perform signature verification for OCSP responses, which allows remote OCSP servers to cause a denial of service (NULL pointer dereference and application crash) via an invalid key.

Record
UBUNTU-CVE-2013-0166
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
openssl
Debian:12
 before 1.0.1e-1
1.0.1e-1
openssl
Debian:13
 before 1.0.1e-1
1.0.1e-1
openssl
Debian:14
 before 1.0.1e-1
1.0.1e-1
openssl
Debian:6.0
 before 0.9.8o-4squeeze14, plus listed versions
0.9.8o-40.9.8o-4squeeze10.9.8o-4squeeze110.9.8o-4squeeze120.9.8o-4squeeze13
Show 8 moreShow less
0.9.8o-4squeeze20.9.8o-4squeeze30.9.8o-4squeeze40.9.8o-4squeeze4~bpo50+10.9.8o-4squeeze50.9.8o-4squeeze70.9.8o-4squeeze80.9.8o-4squeeze9
0.9.8o-4squeeze14
openssl
Red Hat:enterprise_linux:5::server
 before 0:0.9.8e-26.el5_9.1
0:0.9.8e-26.el5_9.1
openssl-debuginfo
Red Hat:enterprise_linux:5::server
 before 0:0.9.8e-26.el5_9.1
0:0.9.8e-26.el5_9.1
openssl-devel
Red Hat:enterprise_linux:5::server
 before 0:0.9.8e-26.el5_9.1
0:0.9.8e-26.el5_9.1
openssl-perl
Red Hat:enterprise_linux:5::server
 before 0:0.9.8e-26.el5_9.1
0:0.9.8e-26.el5_9.1
openssl
Red Hat:enterprise_linux:6::client
 before 0:1.0.0-27.el6_4.2
0:1.0.0-27.el6_4.2
openssl-debuginfo
Red Hat:enterprise_linux:6::client
 before 0:1.0.0-27.el6_4.2
0:1.0.0-27.el6_4.2
Show 47 moreShow less
Affected packages
PackageAffectedFixed
openssl-devel
Red Hat:enterprise_linux:6::client
 before 0:1.0.0-27.el6_4.2
0:1.0.0-27.el6_4.2
openssl-perl
Red Hat:enterprise_linux:6::client
 before 0:1.0.0-27.el6_4.2
0:1.0.0-27.el6_4.2
openssl-static
Red Hat:enterprise_linux:6::client
 before 0:1.0.0-27.el6_4.2
0:1.0.0-27.el6_4.2
openssl
Red Hat:enterprise_linux:6::computenode
 before 0:1.0.0-27.el6_4.2
0:1.0.0-27.el6_4.2
openssl-debuginfo
Red Hat:enterprise_linux:6::computenode
 before 0:1.0.0-27.el6_4.2
0:1.0.0-27.el6_4.2
openssl-devel
Red Hat:enterprise_linux:6::computenode
 before 0:1.0.0-27.el6_4.2
0:1.0.0-27.el6_4.2
openssl-perl
Red Hat:enterprise_linux:6::computenode
 before 0:1.0.0-27.el6_4.2
0:1.0.0-27.el6_4.2
openssl-static
Red Hat:enterprise_linux:6::computenode
 before 0:1.0.0-27.el6_4.2
0:1.0.0-27.el6_4.2
openssl
Red Hat:enterprise_linux:6::server
 before 0:1.0.0-27.el6_4.2
0:1.0.0-27.el6_4.2
openssl-debuginfo
Red Hat:enterprise_linux:6::server
 before 0:1.0.0-27.el6_4.2
0:1.0.0-27.el6_4.2
openssl-devel
Red Hat:enterprise_linux:6::server
 before 0:1.0.0-27.el6_4.2
0:1.0.0-27.el6_4.2
openssl-perl
Red Hat:enterprise_linux:6::server
 before 0:1.0.0-27.el6_4.2
0:1.0.0-27.el6_4.2
openssl-static
Red Hat:enterprise_linux:6::server
 before 0:1.0.0-27.el6_4.2
0:1.0.0-27.el6_4.2
openssl
Red Hat:enterprise_linux:6::workstation
 before 0:1.0.0-27.el6_4.2
0:1.0.0-27.el6_4.2
openssl-debuginfo
Red Hat:enterprise_linux:6::workstation
 before 0:1.0.0-27.el6_4.2
0:1.0.0-27.el6_4.2
openssl-devel
Red Hat:enterprise_linux:6::workstation
 before 0:1.0.0-27.el6_4.2
0:1.0.0-27.el6_4.2
openssl-perl
Red Hat:enterprise_linux:6::workstation
 before 0:1.0.0-27.el6_4.2
0:1.0.0-27.el6_4.2
openssl-static
Red Hat:enterprise_linux:6::workstation
 before 0:1.0.0-27.el6_4.2
0:1.0.0-27.el6_4.2
rhev-hypervisor6
Red Hat:enterprise_linux:6::hypervisor
 before 0:6.4-20130306.2.el6_4
0:6.4-20130306.2.el6_4
libqt4
SUSE:Linux Enterprise Desktop 12
 before 4.8.6-7.1
4.8.6-7.1
libqt4-sql-plugins
SUSE:Linux Enterprise Desktop 12
 before 4.8.6-7.1
4.8.6-7.1
libqt4
SUSE:Linux Enterprise Desktop 12 SP1
 before 4.8.6-7.1
4.8.6-7.1
libqt4-sql-plugins
SUSE:Linux Enterprise Desktop 12 SP1
 before 4.8.6-7.1
4.8.6-7.1
libqt4
SUSE:Linux Enterprise Software Development Kit 12
 before 4.8.6-7.1
4.8.6-7.1
libqt4-devel-doc
SUSE:Linux Enterprise Software Development Kit 12
 before 4.8.6-7.3
4.8.6-7.3
libqt4-sql-plugins
SUSE:Linux Enterprise Software Development Kit 12
 before 4.8.6-7.1
4.8.6-7.1
libqt4
SUSE:Linux Enterprise Software Development Kit 12 SP1
 before 4.8.6-7.1
4.8.6-7.1
libqt4-devel-doc
SUSE:Linux Enterprise Software Development Kit 12 SP1
 before 4.8.6-7.3
4.8.6-7.3
libqt4-sql-plugins
SUSE:Linux Enterprise Software Development Kit 12 SP1
 before 4.8.6-7.1
4.8.6-7.1
libqt4
SUSE:Linux Enterprise Server 12
 before 4.8.6-7.1
4.8.6-7.1
libqt4-devel-doc
SUSE:Linux Enterprise Server 12
 before 4.8.6-7.3
4.8.6-7.3
libqt4-sql-plugins
SUSE:Linux Enterprise Server 12
 before 4.8.6-7.1
4.8.6-7.1
libqt4
SUSE:Linux Enterprise Server for SAP Applications 12
 before 4.8.6-7.1
4.8.6-7.1
libqt4-devel-doc
SUSE:Linux Enterprise Server for SAP Applications 12
 before 4.8.6-7.3
4.8.6-7.3
libqt4-sql-plugins
SUSE:Linux Enterprise Server for SAP Applications 12
 before 4.8.6-7.1
4.8.6-7.1
libqt4
SUSE:Linux Enterprise Server 12 SP1
 before 4.8.6-7.1
4.8.6-7.1
libqt4-devel-doc
SUSE:Linux Enterprise Server 12 SP1
 before 4.8.6-7.3
4.8.6-7.3
libqt4-sql-plugins
SUSE:Linux Enterprise Server 12 SP1
 before 4.8.6-7.1
4.8.6-7.1
libqt4
SUSE:Linux Enterprise Server for SAP Applications 12 SP1
 before 4.8.6-7.1
4.8.6-7.1
libqt4-devel-doc
SUSE:Linux Enterprise Server for SAP Applications 12 SP1
 before 4.8.6-7.3
4.8.6-7.3
libqt4-sql-plugins
SUSE:Linux Enterprise Server for SAP Applications 12 SP1
 before 4.8.6-7.1
4.8.6-7.1
libqt4
SUSE:Linux Enterprise Workstation Extension 12
 before 4.8.6-7.1
4.8.6-7.1
libqt4-sql-plugins
SUSE:Linux Enterprise Workstation Extension 12
 before 4.8.6-7.1
4.8.6-7.1
libqt4
SUSE:Linux Enterprise Workstation Extension 12 SP1
 before 4.8.6-7.1
4.8.6-7.1
libqt4-sql-plugins
SUSE:Linux Enterprise Workstation Extension 12 SP1
 before 4.8.6-7.1
4.8.6-7.1
openssl098
Ubuntu:14.04:LTS
 before 0.9.8o-7ubuntu3.2.14.04.1, plus listed versions
0.9.8o-7ubuntu3.1
0.9.8o-7ubuntu3.2.14.04.1
openssl-1_1
openSUSE:Tumbleweed
 before 1.1.1l-1.2
1.1.1l-1.2

History

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

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

In short

CVE-2013-0166 is a medium vulnerability (CVSS 5.0) in Openssl, published August 30, 2012. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 19.7%, the 97th percentile. Fixed in openssl 1.0.1e-1.

References

Show 194 moreShow less
This page doesn't list everything

Left out here: 591 references. The JSON record has them.

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