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CVE-2011-4576

The SSL 3.0 implementation in OpenSSL before 0.9.8s and 1.x before 1.0.0f does not properly...

5.0 MediumFix available

The SSL 3.0 implementation in OpenSSL before 0.9.8s and 1.x before 1.0.0f does not properly initialize data structures for block cipher padding, which might allow remote attackers to obtain sensitive information by decrypting the padding data sent by an SSL peer.

Exploit likelihood

15.6%Up 8.0 points since Feb 4, 2022
90%50%10%1%

What each source reports

NVD Score used 5.0

The SSL 3.0 implementation in OpenSSL before 0.9.8s and 1.x before 1.0.0f does not properly initialize data structures for block cipher padding, which might allow remote attackers to obtain sensitive information by decrypting the padding data sent by an SSL peer.

Record
CVE-2011-4576
CVSS 2.0
5.0 MediumAV:N/AC:L/Au:N/C:P/I:N/A:N
Weakness
CWE-310
Updated
2026-11-02
CVE List No score

The SSL 3.0 implementation in OpenSSL before 0.9.8s and 1.x before 1.0.0f does not properly initialize data structures for block cipher padding, which might allow remote attackers to obtain sensitive information by decrypting the padding data sent by an SSL peer.

Record
CVE-2011-4576
Updated
2026-11-02
EUVDEUVD-2011-4502 No score

The SSL 3.0 implementation in OpenSSL before 0.9.8s and 1.x before 1.0.0f does not properly initialize data structures for block cipher padding, which might allow remote attackers to obtain sensitive information by decrypting the padding data sent by an SSL peer.

Record
EUVD-2011-4502
Updated
2026-11-03
GitHub AdvisoriesGHSA-cr84-m7vr-7v6v No score

The SSL 3.0 implementation in OpenSSL before 0.9.8s and 1.x before 1.0.0f does not properly...

The SSL 3.0 implementation in OpenSSL before 0.9.8s and 1.x before 1.0.0f does not properly initialize data structures for block cipher padding, which might allow remote attackers to obtain sensitive information by decrypting the padding data sent by an SSL peer.

Record
GHSA-cr84-m7vr-7v6v
Updated
2026-11-02
OSV No score

The SSL 3.0 implementation in OpenSSL before 0.9.8s and 1.x before 1.0.0f does not properly initialize data structures for block cipher padding, which might allow remote attackers to obtain sensitive information by decrypting the padding data sent by an SSL peer.

Record
CVE-2011-4576
Updated
2026-11-02
OSVDEBIAN-CVE-2011-4576 No score

The SSL 3.0 implementation in OpenSSL before 0.9.8s and 1.x before 1.0.0f does not properly initialize data structures for block cipher padding, which might allow remote attackers to obtain sensitive information by decrypting the padding data sent by an SSL peer.

Record
DEBIAN-CVE-2011-4576
Updated
2026-11-02
Show 8 moreShow less
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-2024:10423-1 No score

tor-0.2.8.11-1.1 on GA media

These are all security issues fixed in the tor-0.2.8.11-1.1 package on the GA media of openSUSE Tumbleweed.

Record
openSUSE-SU-2024:10423-1
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-2015:1184-1 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-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

Affected products

Affected packages

Affected packages
PackageAffectedFixed
openssl
Debian:12
 before 1.0.0f-1
1.0.0f-1
openssl
Debian:13
 before 1.0.0f-1
1.0.0f-1
openssl
Debian:14
 before 1.0.0f-1
1.0.0f-1
openssl
Debian:5.0
 before 0.9.8g-15+lenny15, plus listed versions
0.9.8g-150.9.8g-15+lenny10.9.8g-15+lenny110.9.8g-15+lenny120.9.8g-15+lenny13
Show 7 moreShow less
0.9.8g-15+lenny140.9.8g-15+lenny30.9.8g-15+lenny50.9.8g-15+lenny60.9.8g-15+lenny70.9.8g-15+lenny80.9.8g-15+lenny9
0.9.8g-15+lenny15
openssl
Debian:6.0
 before 0.9.8o-4squeeze5, plus listed versions
0.9.8o-40.9.8o-4squeeze10.9.8o-4squeeze20.9.8o-4squeeze30.9.8o-4squeeze40.9.8o-4squeeze4~bpo50+1
0.9.8o-4squeeze5
openssl
Red Hat:enterprise_linux:6::client
 before 0:1.0.0-20.el6_2.1
0:1.0.0-20.el6_2.1
openssl-debuginfo
Red Hat:enterprise_linux:6::client
 before 0:1.0.0-20.el6_2.1
0:1.0.0-20.el6_2.1
openssl-devel
Red Hat:enterprise_linux:6::client
 before 0:1.0.0-20.el6_2.1
0:1.0.0-20.el6_2.1
openssl-perl
Red Hat:enterprise_linux:6::client
 before 0:1.0.0-20.el6_2.1
0:1.0.0-20.el6_2.1
openssl-static
Red Hat:enterprise_linux:6::client
 before 0:1.0.0-20.el6_2.1
0:1.0.0-20.el6_2.1
Show 71 moreShow less
Affected packages
PackageAffectedFixed
openssl
Red Hat:enterprise_linux:6::computenode
 before 0:1.0.0-20.el6_2.1
0:1.0.0-20.el6_2.1
openssl-debuginfo
Red Hat:enterprise_linux:6::computenode
 before 0:1.0.0-20.el6_2.1
0:1.0.0-20.el6_2.1
openssl-devel
Red Hat:enterprise_linux:6::computenode
 before 0:1.0.0-20.el6_2.1
0:1.0.0-20.el6_2.1
openssl-perl
Red Hat:enterprise_linux:6::computenode
 before 0:1.0.0-20.el6_2.1
0:1.0.0-20.el6_2.1
openssl-static
Red Hat:enterprise_linux:6::computenode
 before 0:1.0.0-20.el6_2.1
0:1.0.0-20.el6_2.1
openssl
Red Hat:enterprise_linux:6::server
 before 0:1.0.0-20.el6_2.1
0:1.0.0-20.el6_2.1
openssl-debuginfo
Red Hat:enterprise_linux:6::server
 before 0:1.0.0-20.el6_2.1
0:1.0.0-20.el6_2.1
openssl-devel
Red Hat:enterprise_linux:6::server
 before 0:1.0.0-20.el6_2.1
0:1.0.0-20.el6_2.1
openssl-perl
Red Hat:enterprise_linux:6::server
 before 0:1.0.0-20.el6_2.1
0:1.0.0-20.el6_2.1
openssl-static
Red Hat:enterprise_linux:6::server
 before 0:1.0.0-20.el6_2.1
0:1.0.0-20.el6_2.1
openssl
Red Hat:enterprise_linux:6::workstation
 before 0:1.0.0-20.el6_2.1
0:1.0.0-20.el6_2.1
openssl-debuginfo
Red Hat:enterprise_linux:6::workstation
 before 0:1.0.0-20.el6_2.1
0:1.0.0-20.el6_2.1
openssl-devel
Red Hat:enterprise_linux:6::workstation
 before 0:1.0.0-20.el6_2.1
0:1.0.0-20.el6_2.1
openssl-perl
Red Hat:enterprise_linux:6::workstation
 before 0:1.0.0-20.el6_2.1
0:1.0.0-20.el6_2.1
openssl-static
Red Hat:enterprise_linux:6::workstation
 before 0:1.0.0-20.el6_2.1
0:1.0.0-20.el6_2.1
openssl
Red Hat:enterprise_linux:5::client
 before 0:0.9.8e-20.el5_7.1
0:0.9.8e-20.el5_7.1
openssl-debuginfo
Red Hat:enterprise_linux:5::client
 before 0:0.9.8e-20.el5_7.1
0:0.9.8e-20.el5_7.1
openssl-perl
Red Hat:enterprise_linux:5::client
 before 0:0.9.8e-20.el5_7.1
0:0.9.8e-20.el5_7.1
openssl
Red Hat:enterprise_linux:5::client_workstation
 before 0:0.9.8e-20.el5_7.1
0:0.9.8e-20.el5_7.1
openssl-debuginfo
Red Hat:enterprise_linux:5::client_workstation
 before 0:0.9.8e-20.el5_7.1
0:0.9.8e-20.el5_7.1
openssl-devel
Red Hat:enterprise_linux:5::client_workstation
 before 0:0.9.8e-20.el5_7.1
0:0.9.8e-20.el5_7.1
openssl
Red Hat:enterprise_linux:5::server
 before 0:0.9.8e-20.el5_7.1
0:0.9.8e-20.el5_7.1
openssl-debuginfo
Red Hat:enterprise_linux:5::server
 before 0:0.9.8e-20.el5_7.1
0:0.9.8e-20.el5_7.1
openssl-devel
Red Hat:enterprise_linux:5::server
 before 0:0.9.8e-20.el5_7.1
0:0.9.8e-20.el5_7.1
openssl-perl
Red Hat:enterprise_linux:5::server
 before 0:0.9.8e-20.el5_7.1
0:0.9.8e-20.el5_7.1
openssl
Red Hat:enterprise_linux:4::as
 before 0:0.9.7a-43.18.el4
0:0.9.7a-43.18.el4
openssl-debuginfo
Red Hat:enterprise_linux:4::as
 before 0:0.9.7a-43.18.el4
0:0.9.7a-43.18.el4
openssl-devel
Red Hat:enterprise_linux:4::as
 before 0:0.9.7a-43.18.el4
0:0.9.7a-43.18.el4
openssl-perl
Red Hat:enterprise_linux:4::as
 before 0:0.9.7a-43.18.el4
0:0.9.7a-43.18.el4
openssl
Red Hat:enterprise_linux:4::desktop
 before 0:0.9.7a-43.18.el4
0:0.9.7a-43.18.el4
openssl-debuginfo
Red Hat:enterprise_linux:4::desktop
 before 0:0.9.7a-43.18.el4
0:0.9.7a-43.18.el4
openssl-devel
Red Hat:enterprise_linux:4::desktop
 before 0:0.9.7a-43.18.el4
0:0.9.7a-43.18.el4
openssl-perl
Red Hat:enterprise_linux:4::desktop
 before 0:0.9.7a-43.18.el4
0:0.9.7a-43.18.el4
openssl
Red Hat:enterprise_linux:4::es
 before 0:0.9.7a-43.18.el4
0:0.9.7a-43.18.el4
openssl-debuginfo
Red Hat:enterprise_linux:4::es
 before 0:0.9.7a-43.18.el4
0:0.9.7a-43.18.el4
openssl-devel
Red Hat:enterprise_linux:4::es
 before 0:0.9.7a-43.18.el4
0:0.9.7a-43.18.el4
openssl-perl
Red Hat:enterprise_linux:4::es
 before 0:0.9.7a-43.18.el4
0:0.9.7a-43.18.el4
openssl
Red Hat:enterprise_linux:4::ws
 before 0:0.9.7a-43.18.el4
0:0.9.7a-43.18.el4
openssl-debuginfo
Red Hat:enterprise_linux:4::ws
 before 0:0.9.7a-43.18.el4
0:0.9.7a-43.18.el4
openssl-devel
Red Hat:enterprise_linux:4::ws
 before 0:0.9.7a-43.18.el4
0:0.9.7a-43.18.el4
openssl-perl
Red Hat:enterprise_linux:4::ws
 before 0:0.9.7a-43.18.el4
0:0.9.7a-43.18.el4
rhev-hypervisor6
Red Hat:enterprise_linux:6::hypervisor
 before 0:6.2-20120209.0.el6_2
0:6.2-20120209.0.el6_2
rhev-hypervisor6-tools
Red Hat:enterprise_linux:6::hypervisor
 before 0:6.2-20120209.0.el6_2
0:6.2-20120209.0.el6_2
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
tor
openSUSE:Tumbleweed
 before 0.2.8.11-1.1
0.2.8.11-1.1
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-2011-4576 is a medium vulnerability (CVSS 5.0) in Openssl, published January 6, 2012. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 15.6%, the 96th percentile. Fixed in openssl 1.0.0f-1.

References

Show 194 moreShow less
This page doesn't list everything

Left out here: 599 references. The JSON record has them.

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