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CVE-2011-4577

OpenSSL before 0.9.8s and 1.x before 1.0.0f, when RFC 3779 support is enabled, allows remote...

4.3 MediumFix available

OpenSSL before 0.9.8s and 1.x before 1.0.0f, when RFC 3779 support is enabled, allows remote attackers to cause a denial of service (assertion failure) via an X.509 certificate containing certificate-extension data associated with (1) IP address blocks or (2) Autonomous System (AS) identifiers.

Exploit likelihood

8.19%Up 1.6 points since Feb 4, 2022
90%50%10%1%

What each source reports

NVD Score used 4.3

OpenSSL before 0.9.8s and 1.x before 1.0.0f, when RFC 3779 support is enabled, allows remote attackers to cause a denial of service (assertion failure) via an X.509 certificate containing certificate-extension data associated with (1) IP address blocks or (2) Autonomous System (AS) identifiers.

Record
CVE-2011-4577
CVSS 2.0
4.3 MediumAV:N/AC:M/Au:N/C:N/I:N/A:P
Weakness
CWE-399
Updated
2026-11-02
CVE List No score

OpenSSL before 0.9.8s and 1.x before 1.0.0f, when RFC 3779 support is enabled, allows remote attackers to cause a denial of service (assertion failure) via an X.509 certificate containing certificate-extension data associated with (1) IP address blocks or (2) Autonomous System (AS) identifiers.

Record
CVE-2011-4577
Updated
2026-11-02
EUVDEUVD-2011-4503 No score

OpenSSL before 0.9.8s and 1.x before 1.0.0f, when RFC 3779 support is enabled, allows remote attackers to cause a denial of service (assertion failure) via an X.509 certificate containing certificate-extension data associated with (1) IP address blocks or (2) Autonomous System (AS) identifiers.

Record
EUVD-2011-4503
Updated
2026-11-03
GitHub AdvisoriesGHSA-566r-v75p-wp79 No score

OpenSSL before 0.9.8s and 1.x before 1.0.0f, when RFC 3779 support is enabled, allows remote...

OpenSSL before 0.9.8s and 1.x before 1.0.0f, when RFC 3779 support is enabled, allows remote attackers to cause a denial of service (assertion failure) via an X.509 certificate containing certificate-extension data associated with (1) IP address blocks or (2) Autonomous System (AS) identifiers.

Record
GHSA-566r-v75p-wp79
Updated
2026-11-02
OSV No score

OpenSSL before 0.9.8s and 1.x before 1.0.0f, when RFC 3779 support is enabled, allows remote attackers to cause a denial of service (assertion failure) via an X.509 certificate containing certificate-extension data associated with (1) IP address blocks or (2) Autonomous System (AS) identifiers.

Record
CVE-2011-4577
Updated
2026-11-02
OSVDEBIAN-CVE-2011-4577 No score

OpenSSL before 0.9.8s and 1.x before 1.0.0f, when RFC 3779 support is enabled, allows remote attackers to cause a denial of service (assertion failure) via an X.509 certificate containing certificate-extension data associated with (1) IP address blocks or (2) Autonomous System (AS) identifiers.

Record
DEBIAN-CVE-2011-4577
Updated
2026-11-02
Show 7 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-2024:10529-1 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
Red Hat:enterprise_linux:6::client
From an advisory covering 4 CVEs
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
From an advisory covering 4 CVEs
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
From an advisory covering 4 CVEs
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
From an advisory covering 4 CVEs
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
From an advisory covering 4 CVEs
before 0:1.0.0-20.el6_2.1
0:1.0.0-20.el6_2.1
openssl
Red Hat:enterprise_linux:6::computenode
From an advisory covering 4 CVEs
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
From an advisory covering 4 CVEs
before 0:1.0.0-20.el6_2.1
0:1.0.0-20.el6_2.1
Show 42 moreShow less
Affected packages
PackageAffectedFixed
openssl-devel
Red Hat:enterprise_linux:6::computenode
From an advisory covering 4 CVEs
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
From an advisory covering 4 CVEs
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
From an advisory covering 4 CVEs
before 0:1.0.0-20.el6_2.1
0:1.0.0-20.el6_2.1
openssl
Red Hat:enterprise_linux:6::server
From an advisory covering 4 CVEs
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
From an advisory covering 4 CVEs
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
From an advisory covering 4 CVEs
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
From an advisory covering 4 CVEs
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
From an advisory covering 4 CVEs
before 0:1.0.0-20.el6_2.1
0:1.0.0-20.el6_2.1
openssl
Red Hat:enterprise_linux:6::workstation
From an advisory covering 4 CVEs
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
From an advisory covering 4 CVEs
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
From an advisory covering 4 CVEs
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
From an advisory covering 4 CVEs
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
From an advisory covering 4 CVEs
before 0:1.0.0-20.el6_2.1
0:1.0.0-20.el6_2.1
rhev-hypervisor6
Red Hat:enterprise_linux:6::hypervisor
From an advisory covering 4 CVEs
before 0:6.2-20120209.0.el6_2
0:6.2-20120209.0.el6_2
rhev-hypervisor6-tools
Red Hat:enterprise_linux:6::hypervisor
From an advisory covering 4 CVEs
before 0:6.2-20120209.0.el6_2
0:6.2-20120209.0.el6_2
libqt4
SUSE:Linux Enterprise Desktop 12
From an advisory covering 54 CVEs
before 4.8.6-7.1
4.8.6-7.1
libqt4-sql-plugins
SUSE:Linux Enterprise Desktop 12
From an advisory covering 54 CVEs
before 4.8.6-7.1
4.8.6-7.1
libqt4
SUSE:Linux Enterprise Desktop 12 SP1
From an advisory covering 54 CVEs
before 4.8.6-7.1
4.8.6-7.1
libqt4-sql-plugins
SUSE:Linux Enterprise Desktop 12 SP1
From an advisory covering 54 CVEs
before 4.8.6-7.1
4.8.6-7.1
libqt4
SUSE:Linux Enterprise Software Development Kit 12
From an advisory covering 54 CVEs
before 4.8.6-7.1
4.8.6-7.1
libqt4-devel-doc
SUSE:Linux Enterprise Software Development Kit 12
From an advisory covering 54 CVEs
before 4.8.6-7.3
4.8.6-7.3
libqt4-sql-plugins
SUSE:Linux Enterprise Software Development Kit 12
From an advisory covering 54 CVEs
before 4.8.6-7.1
4.8.6-7.1
libqt4
SUSE:Linux Enterprise Software Development Kit 12 SP1
From an advisory covering 54 CVEs
before 4.8.6-7.1
4.8.6-7.1
libqt4-devel-doc
SUSE:Linux Enterprise Software Development Kit 12 SP1
From an advisory covering 54 CVEs
before 4.8.6-7.3
4.8.6-7.3
libqt4-sql-plugins
SUSE:Linux Enterprise Software Development Kit 12 SP1
From an advisory covering 54 CVEs
before 4.8.6-7.1
4.8.6-7.1
libqt4
SUSE:Linux Enterprise Server 12
From an advisory covering 54 CVEs
before 4.8.6-7.1
4.8.6-7.1
libqt4-devel-doc
SUSE:Linux Enterprise Server 12
From an advisory covering 54 CVEs
before 4.8.6-7.3
4.8.6-7.3
libqt4-sql-plugins
SUSE:Linux Enterprise Server 12
From an advisory covering 54 CVEs
before 4.8.6-7.1
4.8.6-7.1
libqt4
SUSE:Linux Enterprise Server for SAP Applications 12
From an advisory covering 54 CVEs
before 4.8.6-7.1
4.8.6-7.1
libqt4-devel-doc
SUSE:Linux Enterprise Server for SAP Applications 12
From an advisory covering 54 CVEs
before 4.8.6-7.3
4.8.6-7.3
libqt4-sql-plugins
SUSE:Linux Enterprise Server for SAP Applications 12
From an advisory covering 54 CVEs
before 4.8.6-7.1
4.8.6-7.1
libqt4
SUSE:Linux Enterprise Server 12 SP1
From an advisory covering 54 CVEs
before 4.8.6-7.1
4.8.6-7.1
libqt4-devel-doc
SUSE:Linux Enterprise Server 12 SP1
From an advisory covering 54 CVEs
before 4.8.6-7.3
4.8.6-7.3
libqt4-sql-plugins
SUSE:Linux Enterprise Server 12 SP1
From an advisory covering 54 CVEs
before 4.8.6-7.1
4.8.6-7.1
libqt4
SUSE:Linux Enterprise Server for SAP Applications 12 SP1
From an advisory covering 54 CVEs
before 4.8.6-7.1
4.8.6-7.1
libqt4-devel-doc
SUSE:Linux Enterprise Server for SAP Applications 12 SP1
From an advisory covering 54 CVEs
before 4.8.6-7.3
4.8.6-7.3
libqt4-sql-plugins
SUSE:Linux Enterprise Server for SAP Applications 12 SP1
From an advisory covering 54 CVEs
before 4.8.6-7.1
4.8.6-7.1
libqt4
SUSE:Linux Enterprise Workstation Extension 12
From an advisory covering 54 CVEs
before 4.8.6-7.1
4.8.6-7.1
libqt4-sql-plugins
SUSE:Linux Enterprise Workstation Extension 12
From an advisory covering 54 CVEs
before 4.8.6-7.1
4.8.6-7.1
libqt4
SUSE:Linux Enterprise Workstation Extension 12 SP1
From an advisory covering 54 CVEs
before 4.8.6-7.1
4.8.6-7.1
libqt4-sql-plugins
SUSE:Linux Enterprise Workstation Extension 12 SP1
From an advisory covering 54 CVEs
before 4.8.6-7.1
4.8.6-7.1
openssl-1_1
openSUSE:Tumbleweed
From an advisory covering 136 CVEs
before 1.1.1l-1.2
1.1.1l-1.2

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-2011-4577 is a medium vulnerability (CVSS 4.3) in Openssl, published January 6, 2012. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 8.19%, the 94th percentile. Fixed in openssl 1.0.0f-1.

References

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Left out here: 561 references. The JSON record has them.

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