Vulnerability Details CVE-2013-0176
The publickey_from_privatekey function in libssh before 0.5.4, when no algorithm is matched during negotiations, allows remote attackers to cause a denial of service (NULL pointer dereference and crash) via a "Client: Diffie-Hellman Key Exchange Init" packet.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.01
EPSS Ranking 76.6%
CVSS Severity
CVSS v2 Score 4.3
References
- http://lists.fedoraproject.org/pipermail/package-announce/2013-February/098065.html
- http://lists.fedoraproject.org/pipermail/package-announce/2013-February/098094.html
- http://secunia.com/advisories/51982
- http://www.libssh.org/2013/01/22/libssh-0-5-4-security-release/
- http://www.ubuntu.com/usn/USN-1707-1
- https://exchange.xforce.ibmcloud.com/vulnerabilities/81595
- http://lists.fedoraproject.org/pipermail/package-announce/2013-February/098065.html
- http://lists.fedoraproject.org/pipermail/package-announce/2013-February/098094.html
- http://secunia.com/advisories/51982
- http://www.libssh.org/2013/01/22/libssh-0-5-4-security-release/
- http://www.ubuntu.com/usn/USN-1707-1
- https://exchange.xforce.ibmcloud.com/vulnerabilities/81595
Products affected by CVE-2013-0176
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cpe:2.3:a:libssh:libssh:-
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cpe:2.3:a:libssh:libssh:0.4.7
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cpe:2.3:a:libssh:libssh:0.4.8
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cpe:2.3:a:libssh:libssh:0.5.0
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cpe:2.3:a:libssh:libssh:0.5.1
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cpe:2.3:a:libssh:libssh:0.5.2
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cpe:2.3:a:libssh:libssh:0.5.3