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Alpine: multiple libssh packages: security update to 0.8.9-r0

medium Tenable Self-Hosted Container Security Plugin ID 405312

Description

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

 - A flaw was found in libssh versions before 0.8.9 and before 0.9.4 in the way it handled AES-CTR (or DES
 ciphers if enabled) ciphers. The server or client could crash when the connection hasn't been fully
 initialized and the system tries to cleanup the ciphers when closing the connection. The biggest threat
 from this vulnerability is system availability. (CVE-2020-1730)

See Also

https://security.alpinelinux.org/vuln/CVE-2020-1730

Plugin Details

Severity: Medium

ID: 405312

Version: Revision 1.25

Type: Local

Published: 10/31/2023

Updated: 7/2/2026

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

Risk Information

VPR

Risk Factor: Low

Score: 1.2

Percentile: 0.01

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 3.7

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

CVSS Score Source: CVE-2020-1730

CVSS v3

Risk Factor: Medium

Base Score: 5.3

Temporal Score: 4.6

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

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

Vulnerability Information

Exploit Ease: No known exploits are available

Vulnerability Publication Date: 4/13/2020

Reference Information

CVE: CVE-2020-1730

IAVA: 2020-A-0203