CVE-2020-28948

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

Severity Score

7.8

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

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

Archive_Tar versiones hasta 1.4.10, permite un ataque de no serialización porque phar: está bloqueado pero PHAR: no está bloqueado

*Credits: N/A

Attack Vector

Local

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Network

Attack Complexity

Medium

Authentication

None

Confidentiality

Partial

Integrity

Partial

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2020-11-19 CVE Reserved
2020-11-19 CVE Published
2020-11-27 First Exploit
2023-11-08 EPSS Updated
2024-08-04 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date

CWE

CWE-502: Deserialization of Untrusted Data

CAPEC

References (15)

URL	Tag	Source
https://lists.debian.org/debian-lts-announce/2020/11/msg00045.html	Mailing List
https://www.drupal.org/sa-core-2020-013	Third Party Advisory

URL	Date	SRC
https://github.com/0x240x23elu/CVE-2020-28948-and-CVE-2020-28949	2020-11-27
https://github.com/JinHao-L/PoC-for-CVE-2020-28948-CVE-2020-28949	2022-10-17
https://github.com/pear/Archive_Tar/issues/33	2024-08-04

URL	Date	SRC

URL	Date	SRC
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/42GPGVVFTLJYAKRI75IVB5R45NYQGEUR	2023-11-07
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4V35LBRM6HBCXBVCITKQ4UEBTXO2EG7B	2023-11-07
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5KSFM672XW3X6BR7TVKRD63SLZGKK437	2023-11-07
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KWM4CTMEGAC4I2CHYNJVSROY4CVXVEUT	2023-11-07
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NBYZSHYTIOBK6V7C4N7TP6KIKCRKLVWP	2023-11-07
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VJQQYDAOWHD6RDITDRPHFW7WY6BS3V5N	2023-11-07
https://security.gentoo.org/glsa/202101-23	2023-11-07
https://www.debian.org/security/2020/dsa-4817	2023-11-07
https://access.redhat.com/security/cve/CVE-2020-28948	2022-11-02
https://bugzilla.redhat.com/show_bug.cgi?id=1904001	2022-11-02

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Php Search vendor "Php"		Archive Tar Search vendor "Php" for product "Archive Tar"				< 1.4.11 Search vendor "Php" for product "Archive Tar" and version " < 1.4.11"		-		Affected
Debian Search vendor "Debian"		Debian Linux Search vendor "Debian" for product "Debian Linux"				9.0 Search vendor "Debian" for product "Debian Linux" and version "9.0"		-		Affected
Debian Search vendor "Debian"		Debian Linux Search vendor "Debian" for product "Debian Linux"				10.0 Search vendor "Debian" for product "Debian Linux" and version "10.0"		-		Affected
Fedoraproject Search vendor "Fedoraproject"		Fedora Search vendor "Fedoraproject" for product "Fedora"				32 Search vendor "Fedoraproject" for product "Fedora" and version "32"		-		Affected
Fedoraproject Search vendor "Fedoraproject"		Fedora Search vendor "Fedoraproject" for product "Fedora"				33 Search vendor "Fedoraproject" for product "Fedora" and version "33"		-		Affected
Fedoraproject Search vendor "Fedoraproject"		Fedora Search vendor "Fedoraproject" for product "Fedora"				34 Search vendor "Fedoraproject" for product "Fedora" and version "34"		-		Affected
Fedoraproject Search vendor "Fedoraproject"		Fedora Search vendor "Fedoraproject" for product "Fedora"				35 Search vendor "Fedoraproject" for product "Fedora" and version "35"		-		Affected
Drupal Search vendor "Drupal"		Drupal Search vendor "Drupal" for product "Drupal"				>= 7.0 < 7.75 Search vendor "Drupal" for product "Drupal" and version " >= 7.0 < 7.75"		-		Affected
Drupal Search vendor "Drupal"		Drupal Search vendor "Drupal" for product "Drupal"				>= 8.0.0 < 8.9.10 Search vendor "Drupal" for product "Drupal" and version " >= 8.0.0 < 8.9.10"		-		Affected
Drupal Search vendor "Drupal"		Drupal Search vendor "Drupal" for product "Drupal"				>= 8.8.0 < 8.8.12 Search vendor "Drupal" for product "Drupal" and version " >= 8.8.0 < 8.8.12"		-		Affected
Drupal Search vendor "Drupal"		Drupal Search vendor "Drupal" for product "Drupal"				>= 9.0.0 < 9.0.9 Search vendor "Drupal" for product "Drupal" and version " >= 9.0.0 < 9.0.9"		-		Affected