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CVE-2013-0176

nvd nist
Published: Feb 5, 2013Modified: Apr 29, 2026

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4.3
Vector
AV:N/AC:M/Au:N/C:N/I:N/A:P
Exploitability: 8.6 / Impact: 2.9
Source: NVD

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.

Affected (7)

Products: Libssh: Libssh
Libssh
1 product
Libssh
Configuration A
7 vulnerable
Vulnerable SoftwareAffected Versions
Libssh
Libssh
Up to 0.5.3
Libssh
Version 0.4.7
Libssh
Version 0.4.8
Libssh
Version 0.5.0
Libssh
Version 0.5.0 rc1
Libssh
Version 0.5.1
Libssh
Version 0.5.2

Related CWEs

CWE-399
CWE-399

References (12)

Source: secalert@redhat.com
Source: secalert@redhat.com
Source: secalert@redhat.com
Vendor Advisory
Source: secalert@redhat.com
PatchVendor Advisory
Source: secalert@redhat.com
Source: secalert@redhat.com
Source: af854a3a-2127-422b-91ae-364da2661108
Source: af854a3a-2127-422b-91ae-364da2661108
Source: af854a3a-2127-422b-91ae-364da2661108
Vendor Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
PatchVendor Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Source: af854a3a-2127-422b-91ae-364da2661108

Timeline

No history available yet.