Home / Vulnerabilities / CVE-2020-36193
HIGH SEVERITY
CVE-2020-36193 PEAR · Archive_Tar

PEAR Archive_Tar Improper Link Resolution Vulnerability

Technical Severity

CVSS v3.1 Metrics

HIGH
7.5 / 10
Minimal Risk Critical
Vector Specification
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Exploitation Likelihood

EPSS Prediction

71.15 %
Predictive Probability
Percentile Rank
98.7 th

Documented as more likely to be exploited than 98.7% of known CVEs.

Detection Date

Aug 25, 2022

Remediation Due

Sep 15, 2022

CISA Catalog Active

Threat Analysis

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.

Remediation Directive

Apply updates per vendor instructions.

External Intelligence