CVE-2020-28948

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

Published: Nov 19, 2020
Updated: Nov 8, 2023
CVE: CVE-2020-28948
GHSA: GHSA-jh5x-hfhg-78jq
Severity: High
Exploit:

CVSS v3:

Severity: High
Score: 7.8
AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

CVSS v2:

Severity: Medium
Score: 6.8
AV:N/AC:M/Au:N/C:P/I:P/A:P

CWEs:

CWE-502

OWASP TOP 10:

A8 - Insecure Deserialization

Affected Software
References

Software	From	Fixed in
php / archive_tar	-	1.4.11
debian / debian_linux	9.0	9.0.x
debian / debian_linux	10.0	10.0.x
fedoraproject / fedora	32	32.x
fedoraproject / fedora	33	33.x
fedoraproject / fedora	34	34.x
fedoraproject / fedora	35	35.x
drupal / drupal	7.0	7.75
drupal / drupal	8.8.0	8.8.12
drupal / drupal	8.0.0	8.9.10
drupal / drupal	9.0.0	9.0.9
pear / archive_tar	-	1.4.11

https://github.com/pear/Archive_Tar/commit/0670a05fdab997036a3fc3ef113b8f5922e574da
https://github.com/pear/Archive_Tar/issues/33
https://lists.debian.org/debian-lts-announce/2020/11/msg00045.html
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/42GPGVVFTLJYAKRI75IVB5R45NYQGEUR/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4V35LBRM6HBCXBVCITKQ4UEBTXO2EG7B/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/5KSFM672XW3X6BR7TVKRD63SLZGKK437/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/KWM4CTMEGAC4I2CHYNJVSROY4CVXVEUT/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/NBYZSHYTIOBK6V7C4N7TP6KIKCRKLVWP/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/VJQQYDAOWHD6RDITDRPHFW7WY6BS3V5N/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/42GPGVVFTLJYAKRI75IVB5R45NYQGEUR/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4V35LBRM6HBCXBVCITKQ4UEBTXO2EG7B/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5KSFM672XW3X6BR7TVKRD63SLZGKK437/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KWM4CTMEGAC4I2CHYNJVSROY4CVXVEUT/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NBYZSHYTIOBK6V7C4N7TP6KIKCRKLVWP/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VJQQYDAOWHD6RDITDRPHFW7WY6BS3V5N/
https://security.gentoo.org/glsa/202101-23
https://www.debian.org/security/2020/dsa-4817
https://www.drupal.org/sa-core-2020-013

Vulnerability Database

CVE-2020-28948

Deep Security Visibility Without the Complexity