CVE-2020-1763 HIGH

CVE-2020-1763

Vendor The Libreswan Project
Product libreswan
Weakness CWE-125
Published May 12, 2020
Last update August 4, 2024

CVSS base score

7.5/10
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Confidentiality None
Integrity None

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

What the vulnerability does

01Description

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.

Key dates

02Disclosure timeline

May 12, 2020 CVE published
August 4, 2024 Record updated