CVE-2021-4287

2022-12-2711:15:10

Google

osv.dev

vulnerability

refirm labs binwalk

version 2.3.2

remote

symlink

patch

fa0c0bd59b8588814756942fe4cb5452e76c1dcd

upgrade

component

6.5 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

0.001 Low

EPSS

Percentile

50.0%

JSON

A vulnerability, which was classified as problematic, was found in ReFirm Labs binwalk up to 2.3.2. Affected is an unknown function of the file src/binwalk/modules/extractor.py of the component Archive Extraction Handler. The manipulation leads to symlink following. It is possible to launch the attack remotely. Upgrading to version 2.3.3 is able to address this issue. The name of the patch is fa0c0bd59b8588814756942fe4cb5452e76c1dcd. It is recommended to upgrade the affected component. The identifier of this vulnerability is VDB-216876.

CPENameOperatorVersion
binwalkeq2.3.2+dfsg1-1
binwalkeq2.3.3+dfsg1-1
binwalkeq2.3.4+dfsg1-5
binwalkeqpython27
binwalkeq2.3.2
binwalkeq2.2.0
binwalkeq2.3.3+dfsg1-2
binwalkeq2.3.4+dfsg1-3
binwalkeq2.1.1
binwalkeq2.3.0+dfsg1-2

Name	Operator	Version
binwalk	eq	2.3.2+dfsg1-1
binwalk	eq	2.3.3+dfsg1-1
binwalk	eq	2.3.4+dfsg1-5
binwalk	eq	python27
binwalk	eq	2.3.2
binwalk	eq	2.2.0
binwalk	eq	2.3.3+dfsg1-2
binwalk	eq	2.3.4+dfsg1-3
binwalk	eq	2.1.1
binwalk	eq	2.3.0+dfsg1-2