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CVE-2013-0176
CVE information
Published
Last Modified
CVSSv2.0 Severity
Impact Analysis
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..
CVSSv2.0 Score
- Severity
- Medium
- Base Score
- 4.3/10
- Exploit Score
- 8.6/10
- Access Vector
- Network
- Access Complexity
- Medium
- Authentication Required
- None
- Impact Score
- 2.9/10
- Confidentiality Impact
- None
- Availability Impact
- Partial
- Integrity Impact
- None
Products Affected
CPE | Affected | Vulnerable | Excluding | Edit |
---|---|---|---|---|
cpe:2.3:a:libssh:libssh:0.5.1:*:*:*:*:*:*:* |
Yes
|
- | - | |
cpe:2.3:a:libssh:libssh:0.5.0:rc1:*:*:*:*:*:* |
Yes
|
- | - | |
cpe:2.3:a:libssh:libssh:0.4.7:*:*:*:*:*:*:* |
Yes
|
- | - | |
cpe:2.3:a:libssh:libssh:0.5.2:*:*:*:*:*:*:* |
Yes
|
- | - | |
cpe:2.3:a:libssh:libssh:0.5.0:*:*:*:*:*:*:* |
Yes
|
- | - | |
cpe:2.3:a:libssh:libssh:0.4.8:*:*:*:*:*:*:* |
Yes
|
- | - | |
cpe:2.3:a:libssh:libssh:*:*:*:*:*:*:*:* |
Yes
|
- | - |
References
- http://secunia.com/advisories/51982
- http://lists.fedoraproject.org/pipermail/package-announce/2013-February/098094.html
- http://www.libssh.org/2013/01/22/libssh-0-5-4-security-release/
- http://www.ubuntu.com/usn/USN-1707-1
- http://lists.fedoraproject.org/pipermail/package-announce/2013-February/098065.html
- https://exchange.xforce.ibmcloud.com/vulnerabilities/81595