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Alpine: multiple libreswan packages: security update to 3.32-r0

high Tenable Cloud Security Plugin ID 405273

Description

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

 - An out-of-bounds buffer read flaw was found in the pluto daemon of libreswan from versions 3.27 till 3.31
 where, an unauthenticated attacker could use this flaw to crash libreswan by sending specially-crafted
 IKEv1 Informational Exchange packets. The daemon respawns after the crash. (CVE-2020-1763)

See Also

https://security.alpinelinux.org/vuln/CVE-2020-1763

Plugin Details

Severity: High

ID: 405273

Version: Revision 1.27

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: 3

Percentile: 23.18

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-2020-1763

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.5

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

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

Vulnerability Information

Exploit Ease: No known exploits are available

Vulnerability Publication Date: 5/12/2020

Reference Information

CVE: CVE-2020-1763