CVE-2021-21338

Open Redirection in Login Handling

Severity Score

6.1

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

TYPO3 is an open source PHP based web content management system. In TYPO3 before versions 6.2.57, 7.6.51, 8.7.40, 9.5.25, 10.4.14, 11.1.1 it has been discovered that Login Handling is susceptible to open redirection which allows attackers redirecting to arbitrary content, and conducting phishing attacks. No authentication is required in order to exploit this vulnerability. This is fixed in versions 6.2.57, 7.6.51, 8.7.40, 9.5.25, 10.4.14, 11.1.1.

TYPO3 es un sistema de gestión de contenidos web de código abierto basado en PHP. En TYPO3 versiones anteriores 6.2.57, 7.6.51, 8.7.40, 9.5.25, 10.4.14, 11.1.1 se ha descubierto que el manejo del inicio de sesión es susceptible de redirección abierta, lo que permite a los atacantes redirigir a contenido arbitrario, y realizar ataques de phishing. No se requiere autenticación para explotar esta vulnerabilidad. Esto está corregido en las versiones 6.2.57, 7.6.51, 8.7.40, 9.5.25, 10.4.14, 11.1.1

*Credits: N/A

CVSS Scores

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

None

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Changed

Confidentiality

None

Integrity

Low

Availability

None

Attack Vector

Network

Attack Complexity

Medium

Authentication

None

Confidentiality

Partial

Integrity

Partial

Availability

None

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2020-12-22 CVE Reserved
2021-03-23 CVE Published
2023-12-06 EPSS Updated
2024-08-03 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-601: URL Redirection to Untrusted Site ('Open Redirect')

CAPEC

References (3)

URL	Tag	Source
https://github.com/TYPO3/TYPO3.CMS/security/advisories/GHSA-4jhw-2p6j-5wmp	Third Party Advisory
https://packagist.org/packages/typo3/cms-core	Release Notes

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
https://typo3.org/security/advisory/typo3-core-sa-2021-001	2021-03-26

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Typo3 Search vendor "Typo3"		Typo3 Search vendor "Typo3" for product "Typo3"				>= 6.2.0 < 6.2.57 Search vendor "Typo3" for product "Typo3" and version " >= 6.2.0 < 6.2.57"		-		Affected
Typo3 Search vendor "Typo3"		Typo3 Search vendor "Typo3" for product "Typo3"				>= 7.0.0 < 7.6.51 Search vendor "Typo3" for product "Typo3" and version " >= 7.0.0 < 7.6.51"		-		Affected
Typo3 Search vendor "Typo3"		Typo3 Search vendor "Typo3" for product "Typo3"				>= 8.0.0 < 8.7.40 Search vendor "Typo3" for product "Typo3" and version " >= 8.0.0 < 8.7.40"		-		Affected
Typo3 Search vendor "Typo3"		Typo3 Search vendor "Typo3" for product "Typo3"				>= 9.0.0 < 9.5.25 Search vendor "Typo3" for product "Typo3" and version " >= 9.0.0 < 9.5.25"		-		Affected
Typo3 Search vendor "Typo3"		Typo3 Search vendor "Typo3" for product "Typo3"				>= 10.0.0 < 10.4.14 Search vendor "Typo3" for product "Typo3" and version " >= 10.0.0 < 10.4.14"		-		Affected
Typo3 Search vendor "Typo3"		Typo3 Search vendor "Typo3" for product "Typo3"				>= 11.0.0 < 11.1.1 Search vendor "Typo3" for product "Typo3" and version " >= 11.0.0 < 11.1.1"		-		Affected