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CVE-2013-0176

CVE information

Published

9 years ago

Last Modified

4 years ago

CVSSv2.0 Severity

Medium

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
- -