CVE-2020-28948

Archive_Tar: allows an unserialization attack because phar: is blocked but PHAR: is not blocked

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Severity

Moderate

Red Hat Product Security

7.8

CVSS 3.1

Review impact separately from score.

Published · November 19, 2020

Updated · November 21, 2025

Description

Archive_Tar through 1.4.10 allows an unserialization attack because phar: is blocked but PHAR: is not blocked.

Statement

PHP 7.2 and 7.3 marked End of Life at the time this CVE was released. There would be no patches made available for php-pear.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.1 · 7.8
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

CWE-502 · Deserialization of Untrusted Data