CVE-2021-20193

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CVSS 3.1

3.3 low

EPSS

1%p63

Published

Mar 26, 2021 (Mar 26, 2021)

Modified

Jun 17, 2026

Description

A flaw was found in the src/list.c of tar 1.33 and earlier. This flaw allows an attacker who can submit a crafted input file to tar to cause uncontrolled consumption of memory. The highest threat from this vulnerability is to system availability.

Vendors: gnu
Products: tar
Weakness: CWE-401, CWE-125
Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L

NVD CVE.org GitHub PoCs EPSS (1.1%)

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