CVE-2020-28948

HIGH

PHP Archive Tar < 1.4.11 - Insecure Deserialization

Title source: rule
STIX 2.1

Description

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

Exploits (3)

nomisec WRITEUP 6 stars
by 0x240x23elu · poc
https://github.com/0x240x23elu/CVE-2020-28948-and-CVE-2020-28949
nomisec WORKING POC
by JinHao-L · poc
https://github.com/JinHao-L/PoC-for-CVE-2020-28948-CVE-2020-28949
nomisec SUSPICIOUS
by nopdata · poc
https://github.com/nopdata/cve-2020-28948

References (11)

Core 11
Core References
Exploit, Issue Tracking, Third Party Advisory x_refsource_misc
https://github.com/pear/Archive_Tar/issues/33
Third Party Advisory x_refsource_confirm
https://www.drupal.org/sa-core-2020-013
Mailing List, Third Party Advisory mailing-list x_refsource_mlist
https://lists.debian.org/debian-lts-announce/2020/11/msg00045.html
Third Party Advisory vendor-advisory x_refsource_debian
https://www.debian.org/security/2020/dsa-4817
Third Party Advisory vendor-advisory x_refsource_gentoo
https://security.gentoo.org/glsa/202101-23

Scores

CVSS v3 7.8
EPSS 0.7687
EPSS Percentile 99.0%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Details

CWE
CWE-502
Status published
Products (9)
debian/debian_linux 9.0
debian/debian_linux 10.0
drupal/drupal 7.0 - 7.75
fedoraproject/fedora 32
fedoraproject/fedora 33
fedoraproject/fedora 34
fedoraproject/fedora 35
pear/archive_tar 0 - 1.4.11Packagist
php/archive_tar < 1.4.11
Published Nov 19, 2020
Tracked Since Feb 18, 2026