CVE-2019-20907

HighCVSS 7.5/10Last modified Oct 14, 2026

Description

In Lib/tarfile.py in Python through 3.8.3, an attacker is able to craft a TAR archive leading to an infinite loop when opened by tarfile.open, because _proc_pax lacks header validation.

Metrics

CVSS 3.1 7.5/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-835

Affected software

No affected versions have been published.

Timeline

Published
Jul 13, 2020
Last modified
Oct 14, 2026
NVD status
Modified

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CVE-2019-20907: High severity, CVSS 7.5 | Vulnix