6.1
MEDIUM
CVE-2021-21338
TYPO3 Open Redirection Vulnerability
Description

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.

INFO

Published Date :

March 23, 2021, 2:15 a.m.

Last Modified :

March 26, 2021, 7:38 p.m.

Remotely Exploitable :

Yes !

Impact Score :

2.7

Exploitability Score :

2.8
Affected Products

The following products are affected by CVE-2021-21338 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Typo3 typo3
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2021-21338.

URL Resource
https://github.com/TYPO3/TYPO3.CMS/security/advisories/GHSA-4jhw-2p6j-5wmp Third Party Advisory
https://packagist.org/packages/typo3/cms-core Release Notes Third Party Advisory
https://typo3.org/security/advisory/typo3-core-sa-2021-001 Vendor Advisory

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2021-21338 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2021-21338 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • Initial Analysis by [email protected]

    Mar. 26, 2021

    Action Type Old Value New Value
    Added CVSS V2 Metadata Victim must voluntarily interact with attack mechanism
    Added CVSS V2 NIST (AV:N/AC:M/Au:N/C:P/I:P/A:N)
    Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
    Changed Reference Type https://github.com/TYPO3/TYPO3.CMS/security/advisories/GHSA-4jhw-2p6j-5wmp No Types Assigned https://github.com/TYPO3/TYPO3.CMS/security/advisories/GHSA-4jhw-2p6j-5wmp Third Party Advisory
    Changed Reference Type https://packagist.org/packages/typo3/cms-core No Types Assigned https://packagist.org/packages/typo3/cms-core Release Notes, Third Party Advisory
    Changed Reference Type https://typo3.org/security/advisory/typo3-core-sa-2021-001 No Types Assigned https://typo3.org/security/advisory/typo3-core-sa-2021-001 Vendor Advisory
    Added CPE Configuration OR *cpe:2.3:a:typo3:typo3:*:*:*:*:*:*:*:* versions from (including) 6.2.0 up to (excluding) 6.2.57 *cpe:2.3:a:typo3:typo3:*:*:*:*:*:*:*:* versions from (including) 7.0.0 up to (excluding) 7.6.51 *cpe:2.3:a:typo3:typo3:*:*:*:*:*:*:*:* versions from (including) 8.0.0 up to (excluding) 8.7.40 *cpe:2.3:a:typo3:typo3:*:*:*:*:*:*:*:* versions from (including) 9.0.0 up to (excluding) 9.5.25 *cpe:2.3:a:typo3:typo3:*:*:*:*:*:*:*:* versions from (including) 10.0.0 up to (excluding) 10.4.14 *cpe:2.3:a:typo3:typo3:*:*:*:*:*:*:*:* versions from (including) 11.0.0 up to (excluding) 11.1.1
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2021-21338 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2021-21338 weaknesses.

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.08 }} 0.00%

score

0.33591

percentile

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability