CVE-2021-21339: SQL Injection
First published: Tue Mar 16 2021(Updated: )
### Problem User session identifiers were stored in cleartext - without processing of additional cryptographic hashing algorithms. This vulnerability cannot be exploited directly and occurs in combination with a chained attack - like for instance SQL injection in any other component of the system. ### Solution Update to TYPO3 versions 6.2.57, 7.6.51, 8.7.40, 9.5.25, 10.4.14, 11.1.1 that fix the problem described. ### Credits Thanks to TYPO3 security team member Oliver Hader who reported this issue and to TYPO3 core & security team members Benni Mack & Oliver Hader who fixed the issue. ### References * [TYPO3-CORE-SA-2021-006](https://typo3.org/security/advisory/typo3-core-sa-2021-006)
Credit: security-advisories@github.com security-advisories@github.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| composer/typo3/cms-core | >=10.0.0<10.4.14>=11.0.0<11.1.1>=9.0.0<9.5.25 | |
| composer/typo3/cms | >=10.0.0<10.4.14>=11.0.0<11.1.1>=9.0.0<9.5.25 | |
| Typo3 Typo3 | >=6.2.0<6.2.57 | |
| Typo3 Typo3 | >=7.0.0<7.6.51 | |
| Typo3 Typo3 | >=8.0.0<8.7.40 | |
| Typo3 Typo3 | >=9.0.0<9.5.25 | |
| Typo3 Typo3 | >=10.0.0<10.4.14 | |
| Typo3 Typo3 | >=11.0.0<11.1.1 | |
| composer/typo3/cms | >=9.0.0<9.5.25 | 9.5.25 |
| composer/typo3/cms | >=11.0.0<11.1.1 | 11.1.1 |
| composer/typo3/cms | >=10.0.0<10.4.14 | 10.4.14 |
| composer/typo3/cms-core | >=9.0.0<9.5.25 | 9.5.25 |
| composer/typo3/cms-core | >=11.0.0<11.1.1 | 11.1.1 |
| composer/typo3/cms-core | >=10.0.0<10.4.14 | 10.4.14 |
| composer/typo3/cms-core | >=8.0.0<=8.7.39 | 8.7.40 |
| composer/typo3/cms-core | >=7.0.0<=7.6.50 | 7.6.51 |
| composer/typo3/cms-core | >=6.2.0<=6.2.56 | 6.2.57 |
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Reference Links
- https://typo3.org/security/advisory/typo3-core-sa-2021-006
- https://github.com/TYPO3/TYPO3.CMS/security/advisories/GHSA-qx3w-4864-94ch
- https://packagist.org/packages/typo3/cms-core
- https://nvd.nist.gov/vuln/detail/CVE-2021-21339
- https://github.com/FriendsOfPHP/security-advisories/blob/master/typo3/cms-core/CVE-2021-21339.yaml
- https://github.com/FriendsOfPHP/security-advisories/blob/master/typo3/cms/CVE-2021-21339.yaml
- https://github.com/advisories/GHSA-qx3w-4864-94ch (Advisory)
Frequently Asked Questions
What is CVE-2021-21339?
CVE-2021-21339 is a vulnerability in TYPO3 where user session identifiers were stored in cleartext without cryptographic hashing, allowing potential attackers to gain unauthorized access to user sessions.
What is the severity of CVE-2021-21339?
The severity of CVE-2021-21339 is high with a CVSS score of 7.5.
How does CVE-2021-21339 impact TYPO3?
CVE-2021-21339 affects TYPO3 versions 6.2.57, 7.6.51, 8.7.40, 9.5.25, 10.4.14, and 11.1.1, where user session identifiers are stored in cleartext, potentially compromising user sessions.
What is the recommended fix for CVE-2021-21339?
To fix CVE-2021-21339, TYPO3 users should upgrade to versions 6.2.57, 7.6.51, 8.7.40, 9.5.25, 10.4.14, or 11.1.1 where this vulnerability has been patched.
Where can I find more information about CVE-2021-21339?
More information about CVE-2021-21339 can be found at the TYPO3 Security Advisory TYPO3-CORE-SA-2021-006, GitHub Advisory GHSA-qx3w-4864-94ch, and Packagist.
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