Gzip vulnerability

2022-04-1300:00:00

ubuntu.com

105

gzip

ubuntu

vulnerability

remote attacker

overwriting files

CVSS3

8.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

9.2

Confidence

High

EPSS

0.012

Percentile

85.7%

JSON

Releases

Ubuntu 21.10
Ubuntu 20.04 LTS
Ubuntu 18.04 ESM

Packages

gzip - GNU compression utilities

Details

Cleemy Desu Wayo discovered that Gzip incorrectly handled certain
filenames. If a user or automated system were tricked into performing zgrep
operations with specially crafted filenames, a remote attacker could
overwrite arbitrary files.

OSVersionArchitecturePackageVersionFilename
Ubuntu21.10noarchgzip< 1.10-4ubuntu1.1UNKNOWN
Ubuntu21.10noarchgzip-dbgsym< 1.10-4ubuntu1.1UNKNOWN
Ubuntu21.10noarchgzip-win32< 1.10-4ubuntu1.1UNKNOWN
Ubuntu20.04noarchgzip< 1.10-0ubuntu4.1UNKNOWN
Ubuntu20.04noarchgzip-dbgsym< 1.10-0ubuntu4.1UNKNOWN
Ubuntu20.04noarchgzip-win32< 1.10-0ubuntu4.1UNKNOWN
Ubuntu18.04noarchgzip< 1.6-5ubuntu1.2UNKNOWN
Ubuntu18.04noarchgzip-dbgsym< 1.6-5ubuntu1.2UNKNOWN
Ubuntu18.04noarchgzip-win32< 1.6-5ubuntu1.2UNKNOWN

OS	Version	Architecture	Package	Version	Filename
Ubuntu	21.10	noarch	gzip	< 1.10-4ubuntu1.1	UNKNOWN
Ubuntu	21.10	noarch	gzip-dbgsym	< 1.10-4ubuntu1.1	UNKNOWN
Ubuntu	21.10	noarch	gzip-win32	< 1.10-4ubuntu1.1	UNKNOWN
Ubuntu	20.04	noarch	gzip	< 1.10-0ubuntu4.1	UNKNOWN
Ubuntu	20.04	noarch	gzip-dbgsym	< 1.10-0ubuntu4.1	UNKNOWN
Ubuntu	20.04	noarch	gzip-win32	< 1.10-0ubuntu4.1	UNKNOWN
Ubuntu	18.04	noarch	gzip	< 1.6-5ubuntu1.2	UNKNOWN
Ubuntu	18.04	noarch	gzip-dbgsym	< 1.6-5ubuntu1.2	UNKNOWN
Ubuntu	18.04	noarch	gzip-win32	< 1.6-5ubuntu1.2	UNKNOWN