CVE-2013-0176
Severity CVSS v4.0:
Pending analysis
Type:
CWE-399
Resource Management Errors
Publication date:
05/02/2013
Last modified:
11/04/2025
Description
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.
Impact
Base Score 2.0
4.30
Severity 2.0
MEDIUM
Vulnerable products and versions
CPE | From | Up to |
---|---|---|
cpe:2.3:a:libssh:libssh:*:*:*:*:*:*:*:* | 0.5.3 (including) | |
cpe:2.3:a:libssh:libssh:0.4.7:*:*:*:*:*:*:* | ||
cpe:2.3:a:libssh:libssh:0.4.8:*:*:*:*:*:*:* | ||
cpe:2.3:a:libssh:libssh:0.5.0:*:*:*:*:*:*:* | ||
cpe:2.3:a:libssh:libssh:0.5.0:rc1:*:*:*:*:*:* | ||
cpe:2.3:a:libssh:libssh:0.5.1:*:*:*:*:*:*:* | ||
cpe:2.3:a:libssh:libssh:0.5.2:*:*:*:*:*:*:* |
To consult the complete list of CPE names with products and versions, see this page
References to Advisories, Solutions, and Tools
- 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