Alpine: multiple libssh packages: security update to 0.5.3-r0 (deprecated)

critical Tenable Cloud Security Plugin ID 401180

Description

There are packages installed that are affected by a vulnerability referenced in the following CVE:

- 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. (CVE-2013-0176)

Plugin Details

Severity: Critical

ID: 401180

Version: Revision 1.23

Type: Local

Family: Alpine Linux Local Security Checks

Published: 8/16/2023

Updated: 7/2/2026

Supported Sensors: Agentless Assessment, Tenable Cloud Security, Tenable Self-Hosted Container Security

Risk Information

VPR

Risk Factor: Low

Score: 3

Percentile: 23.18

CVSS v2

Risk Factor: Medium

Base Score: 4.3

Temporal Score: 3.2

Vector: CVSS2#AV:N/AC:M/Au:N/C:N/I:N/A:P

CVSS Score Source: CVE-2013-0176

CVSS v3

Risk Factor: Critical

Base Score: 9.1

Temporal Score: 7.9

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

Exploit Ease: No known exploits are available

Patch Publication Date: 3/27/2013

Vulnerability Publication Date: 1/22/2013

Reference Information

CVE: CVE-2013-0176

BID: 57571

Detections

Analytics