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CVE-2023-36328

Published: 1 September 2023

Integer Overflow vulnerability in mp_grow in libtom libtommath before commit beba892bc0d4e4ded4d667ab1d2a94f4d75109a9, allows attackers to execute arbitrary code and cause a denial of service (DoS).

Priority

Medium

Cvss 3 Severity Score

9.8

Score breakdown

Status

Package Release Status
libtommath
Launchpad, Ubuntu, Debian
trusty Ignored
(end of standard support)
upstream Needs triage

bionic
Released (1.0.1-1ubuntu0.1~esm1)
Available with Ubuntu Pro or Ubuntu Pro (Infra-only)
focal
Released (1.2.0-3ubuntu0.1)
jammy
Released (1.2.0-6ubuntu0.22.04.1)
lunar
Released (1.2.0-6ubuntu0.23.04.1)
xenial
Released (0.42.0-1.2ubuntu0.1~esm1)
Available with Ubuntu Pro or Ubuntu Pro (Infra-only)
mantic
Released (1.2.0-6ubuntu0.23.10.1)

Severity score breakdown

Parameter Value
Base score 9.8
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Scope Unchanged
Confidentiality High
Integrity impact High
Availability impact High
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H