CVE-2011-5095
The Diffie-Hellman key-exchange implementation in OpenSSL 0.9.8, when FIPS mode is enabled, does...
The Diffie-Hellman key-exchange implementation in OpenSSL 0.9.8, when FIPS mode is enabled, does not properly validate a public parameter, which makes it easier for man-in-the-middle attackers to obtain the shared secret key by modifying network traffic, a related issue to CVE-2011-1923.
Exploit likelihood
What each source reports
NVD Score used
The Diffie-Hellman key-exchange implementation in OpenSSL 0.9.8, when FIPS mode is enabled, does not properly validate a public parameter, which makes it easier for man-in-the-middle attackers to obtain the shared secret key by modifying network traffic, a related issue to CVE-2011-1923.
- Record
CVE-2011-5095- CVSS 2.0
- 4.0 Medium
AV:N/AC:H/Au:N/C:P/I:P/A:N - Weakness
- CWE-310
- Updated
- 2026-11-02
CVE List No score
The Diffie-Hellman key-exchange implementation in OpenSSL 0.9.8, when FIPS mode is enabled, does not properly validate a public parameter, which makes it easier for man-in-the-middle attackers to obtain the shared secret key by modifying network traffic, a related issue to CVE-2011-1923.
- Record
CVE-2011-5095- Updated
- 2026-11-02
EUVDEUVD-2011-4995 No score
The Diffie-Hellman key-exchange implementation in OpenSSL 0.9.8, when FIPS mode is enabled, does not properly validate a public parameter, which makes it easier for man-in-the-middle attackers to obtain the shared secret key by modifying network traffic, a related issue to CVE-2011-1923.
- Record
EUVD-2011-4995- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-xhj2-g5qf-66wr No score
The Diffie-Hellman key-exchange implementation in OpenSSL 0.9.8, when FIPS mode is enabled, does...
The Diffie-Hellman key-exchange implementation in OpenSSL 0.9.8, when FIPS mode is enabled, does not properly validate a public parameter, which makes it easier for man-in-the-middle attackers to obtain the shared secret key by modifying network traffic, a related issue to CVE-2011-1923.
- Record
GHSA-xhj2-g5qf-66wr- Updated
- 2026-11-02
OSV No score
The Diffie-Hellman key-exchange implementation in OpenSSL 0.9.8, when FIPS mode is enabled, does not properly validate a public parameter, which makes it easier for man-in-the-middle attackers to obtain the shared secret key by modifying network traffic, a related issue to CVE-2011-1923.
- Record
CVE-2011-5095- Updated
- 2026-11-02
OSVDEBIAN-CVE-2011-5095 No score
The Diffie-Hellman key-exchange implementation in OpenSSL 0.9.8, when FIPS mode is enabled, does not properly validate a public parameter, which makes it easier for man-in-the-middle attackers to obtain the shared secret key by modifying network traffic, a related issue to CVE-2011-1923.
- Record
DEBIAN-CVE-2011-5095- 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
| Package | Affected | Fixed |
|---|---|---|
opensslDebian:12 |
before 0.9.8a-1 | 0.9.8a-1 |
opensslDebian:13 |
before 0.9.8a-1 | 0.9.8a-1 |
opensslDebian:14 |
before 0.9.8a-1 | 0.9.8a-1 |
libqt4SUSE:Linux Enterprise Desktop 12 From an advisory covering 54 CVEs |
before 4.8.6-7.1 | 4.8.6-7.1 |
libqt4-sql-pluginsSUSE:Linux Enterprise Desktop 12 From an advisory covering 54 CVEs |
before 4.8.6-7.1 | 4.8.6-7.1 |
libqt4SUSE:Linux Enterprise Desktop 12 SP1 From an advisory covering 54 CVEs |
before 4.8.6-7.1 | 4.8.6-7.1 |
libqt4-sql-pluginsSUSE:Linux Enterprise Desktop 12 SP1 From an advisory covering 54 CVEs |
before 4.8.6-7.1 | 4.8.6-7.1 |
libqt4SUSE: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-docSUSE: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-pluginsSUSE:Linux Enterprise Software Development Kit 12 From an advisory covering 54 CVEs |
before 4.8.6-7.1 | 4.8.6-7.1 |
Show 19 moreShow less
| Package | Affected | Fixed |
|---|---|---|
libqt4SUSE: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-docSUSE: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-pluginsSUSE:Linux Enterprise Software Development Kit 12 SP1 From an advisory covering 54 CVEs |
before 4.8.6-7.1 | 4.8.6-7.1 |
libqt4SUSE:Linux Enterprise Server 12 From an advisory covering 54 CVEs |
before 4.8.6-7.1 | 4.8.6-7.1 |
libqt4-devel-docSUSE:Linux Enterprise Server 12 From an advisory covering 54 CVEs |
before 4.8.6-7.3 | 4.8.6-7.3 |
libqt4-sql-pluginsSUSE:Linux Enterprise Server 12 From an advisory covering 54 CVEs |
before 4.8.6-7.1 | 4.8.6-7.1 |
libqt4SUSE: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-docSUSE: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-pluginsSUSE:Linux Enterprise Server for SAP Applications 12 From an advisory covering 54 CVEs |
before 4.8.6-7.1 | 4.8.6-7.1 |
libqt4SUSE:Linux Enterprise Server 12 SP1 From an advisory covering 54 CVEs |
before 4.8.6-7.1 | 4.8.6-7.1 |
libqt4-devel-docSUSE:Linux Enterprise Server 12 SP1 From an advisory covering 54 CVEs |
before 4.8.6-7.3 | 4.8.6-7.3 |
libqt4-sql-pluginsSUSE:Linux Enterprise Server 12 SP1 From an advisory covering 54 CVEs |
before 4.8.6-7.1 | 4.8.6-7.1 |
libqt4SUSE: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-docSUSE: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-pluginsSUSE: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 |
libqt4SUSE:Linux Enterprise Workstation Extension 12 From an advisory covering 54 CVEs |
before 4.8.6-7.1 | 4.8.6-7.1 |
libqt4-sql-pluginsSUSE:Linux Enterprise Workstation Extension 12 From an advisory covering 54 CVEs |
before 4.8.6-7.1 | 4.8.6-7.1 |
libqt4SUSE: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-pluginsSUSE:Linux Enterprise Workstation Extension 12 SP1 From an advisory covering 54 CVEs |
before 4.8.6-7.1 | 4.8.6-7.1 |
History
| Recorded | Changed | Sources |
|---|---|---|
| affected, facts | ||
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2011-5095 is a medium vulnerability (CVSS 4.0) in Openssl, published June 20, 2012. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.06%, the 81st percentile. Fixed in openssl 0.9.8a-1.
References
cl.cam.ac.uk/~rja14/Papers/psandqs.pdf
nessus.org/plugins/index.php?view=single&id=53360
discussions.nessus.org/thread/3381
nvd.nist.gov/vuln/detail/CVE-2011-5095
github.com/advisories/GHSA-xhj2-g5qf-66wr
security-tracker.debian.org/tracker/CVE-2011-5095
Show 120 moreShow less
suse.com/support/update/announcement/2015/suse-su-20151184-1
bugzilla.suse.com/608666