CVE-2020-36193

HIGH KEV RANSOMWARE

Archive_Tar < 1.4.11 - Path Traversal via Symbolic Link Handling

Title source: llm
STIX 2.1

Exploitation Summary

CVE-2020-36193 is actively exploited and listed in the CISA Known Exploited Vulnerabilities (KEV) catalog, added August 25, 2022, with confirmed use in ransomware campaigns.

Description

Tar.php in Archive_Tar through 1.4.11 allows write operations with Directory Traversal due to inadequate checking of symbolic links, a related issue to CVE-2020-28948.

References (11)

Core 11
Core References
Third Party Advisory x_refsource_confirm
https://www.drupal.org/sa-core-2021-001
Mailing List, Third Party Advisory mailing-list x_refsource_mlist
https://lists.debian.org/debian-lts-announce/2021/01/msg00018.html
Third Party Advisory vendor-advisory x_refsource_gentoo
https://security.gentoo.org/glsa/202101-23
Mailing List, Third Party Advisory mailing-list x_refsource_mlist
https://lists.debian.org/debian-lts-announce/2021/04/msg00007.html
Third Party Advisory vendor-advisory x_refsource_debian
https://www.debian.org/security/2021/dsa-4894

Scores

CVSS v3 7.5
EPSS 0.7115
EPSS Percentile 98.7%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

CISA SSVC

Vulnrichment
Exploitation active
Automatable yes
Technical Impact partial

Details

CISA KEV 2022-08-25
VulnCheck KEV 2022-08-25
InTheWild.io 2022-08-19
ENISA EUVD EUVD-2021-0874
Ransomware Use Confirmed
CWE
CWE-22 CWE-59
Status published
Products (9)
debian/debian_linux 9.0
debian/debian_linux 10.0
drupal/drupal 7.0 - 7.78
fedoraproject/fedora 32
fedoraproject/fedora 33
fedoraproject/fedora 34
fedoraproject/fedora 35
pear/archive_tar 0 - 1.4.13Packagist
php/archive_tar < 1.4.11
Published Jan 18, 2021
KEV Added Aug 25, 2022
Tracked Since Feb 18, 2026