CVE Watch—

CVE-2020-36193

PEAR Archive_Tar Improper Link Resolution Vulnerability

CVSS

—

No CVSS

EPSS

70.6%

p99

KEV

YES

Aug 25, 2022

Exploit Today

0-100

Published: — · Last modified: —

EPSS · 30d

70.6%EPSS · 30 days70.6%

2026-09-162026-10-14

KEV catalog record

Product

PEAR / Archive_Tar

Vulnerability

PEAR Archive_Tar Improper Link Resolution Vulnerability

Added to KEV

Aug 25, 2022

Remediate by

Sep 15, 2022

Known ransomware use

Summary description

PEAR Archive_Tar Tar.php allows write operations with directory traversal due to inadequate checking of symbolic links. PEAR stands for PHP Extension and Application Repository and it is an open-source framework and distribution system for reusable PHP components with known usage in third-party products such as Drupal Core and Red Hat Linux.

Required action

Apply updates per vendor instructions.

Notes

https://github.com/pear/Archive_Tar/commit/cde460582ff389404b5b3ccb59374e9b389de916, https://www.drupal.org/sa-core-2021-001, https://access.redhat.com/security/cve/cve-2020-36193; https://nvd.nist.gov/vuln/detail/CVE-2020-36193

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