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CVE-2022-0530

Published: 9 February 2022

A flaw was found in Unzip. The vulnerability occurs during the conversion of a wide string to a local string that leads to a heap of out-of-bound write. This flaw allows an attacker to input a specially crafted zip file, leading to a crash or code execution.

Notes

AuthorNote
mdeslaur
main Red Hat bug is private
Debian has released updates for this CVE

Priority

Low

Cvss 3 Severity Score

5.5

Score breakdown

Status

Package Release Status
unzip
Launchpad, Ubuntu, Debian
upstream
Released (6.0-27)
xenial
Released (6.0-20ubuntu1.1+esm1)
Available with Ubuntu Pro or Ubuntu Pro (Infra-only)
jammy
Released (6.0-26ubuntu3.1)
bionic
Released (6.0-21ubuntu1.2)
focal
Released (6.0-25ubuntu1.1)
impish Ignored
(end of life)
trusty
Released (6.0-9ubuntu1.6+esm1)
Available with Ubuntu Pro or Ubuntu Pro (Infra-only)

Severity score breakdown

Parameter Value
Base score 5.5
Attack vector Local
Attack complexity Low
Privileges required None
User interaction Required
Scope Unchanged
Confidentiality None
Integrity impact None
Availability impact High
Vector CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H