CVE-2015-3146

7.5 HIGH
Published: April 13, 2016 Modified: May 06, 2026
View on NVD

Description

The (1) SSH_MSG_NEWKEYS and (2) SSH_MSG_KEXDH_REPLY packet handlers in package_cb.c in libssh before 0.6.5 do not properly validate state, which allows remote attackers to cause a denial of service (NULL pointer dereference and crash) via a crafted SSH packet.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
http://www.ubuntu.com/usn/USN-2912-1
Source: secalert@redhat.com
https://www.libssh.org/security/advisories/CVE-2015-3146.txt
Source: secalert@redhat.com
Vendor Advisory
http://www.debian.org/security/2016/dsa-3488
Source: af854a3a-2127-422b-91ae-364da2661108
http://www.ubuntu.com/usn/USN-2912-1
Source: af854a3a-2127-422b-91ae-364da2661108
https://www.libssh.org/2015/04/30/libssh-0-6-5-security-and-bugfix-release/
Source: af854a3a-2127-422b-91ae-364da2661108
Vendor Advisory
https://www.libssh.org/security/advisories/CVE-2015-3146.txt
Source: af854a3a-2127-422b-91ae-364da2661108
Vendor Advisory

14 reference(s) from NVD

Quick Stats

CVSS v3 Score
7.5 / 10.0
EPSS (Exploit Probability)
2.8%
86th percentile
Exploitation Status
Not in CISA KEV

Affected Vendors

libssh fedoraproject canonical debian