SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2021-4287

A vulnerability, which was classified as problematic, was found in ReFirm Labs binwalk up to 2.3.2.

MEDIUM 6.5EPSS 1.95%

Does this matter?

Lower severity and a low EPSS score (1.95%). Track it; it rarely justifies an emergency change on its own.

Description

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.

CVSS 3.1
6.5 MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
EPSS
1.95% probability · 79th percentile
CISA KEV
Not listed
Weakness
CWE-61, CWE-59
Affected
microsoft/binwalk
Source
cna@vuldb.com

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.