CVE-2021-32767: Information Disclosure in User Authentication
First published: Tue Jul 20 2021(Updated: )
> ### Meta > * CVSS: `AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N/E:F/RL:O/RC:C` (4.9) ### Problem It has been discovered that user credentials have been logged as plaintext when explicitly using log level debug, which is not the _default_ configuration. ### Solution Update to TYPO3 versions 7.6.52 ELTS, 8.7.41 ELTS, 9.5.28, 10.4.18, 11.3.1 that fix the problem described. ### Credits Thanks to Ingo Schmitt who reported this issue, and to TYPO3 core & security team member Benni Mack who fixed the issue. ### References * [TYPO3-CORE-SA-2021-012](https://typo3.org/security/advisory/typo3-core-sa-2021-012)
Credit: security-advisories@github.com security-advisories@github.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| composer/typo3/cms-core | >=10.0.0<10.4.18>=11.0.0<11.3.1>=9.0.0<9.5.28 | |
| composer/typo3/cms | >=10.0.0<10.4.18>=11.0.0<11.3.1>=9.0.0<9.5.28 | |
| Typo3 Typo3 | >=7.0.0<=7.6.51 | |
| Typo3 Typo3 | >=8.0.0<=8.7.40 | |
| Typo3 Typo3 | >=9.0.0<=9.5.27 | |
| Typo3 Typo3 | >=10.0.0<=10.4.17 | |
| Typo3 Typo3 | >=11.0.0<=11.3.0 | |
| composer/typo3/cms | >=9.0.0<9.5.28 | 9.5.28 |
| composer/typo3/cms | >=11.0.0<11.3.1 | 11.3.1 |
| composer/typo3/cms | >=10.0.0<10.4.18 | 10.4.18 |
| composer/typo3/cms-core | >=11.0.0<11.3.1 | 11.3.1 |
| composer/typo3/cms-core | >=10.0.0<10.4.18 | 10.4.18 |
| composer/typo3/cms-core | >=9.0.0<9.5.28 | 9.5.28 |
| composer/typo3/cms-core | >=8.0.0<8.7.41 | 8.7.41 |
| composer/typo3/cms-core | >=7.0.0<7.6.52 | 7.6.52 |
| >=7.0.0<=7.6.51 | ||
| >=8.0.0<=8.7.40 | ||
| >=9.0.0<=9.5.27 | ||
| >=10.0.0<=10.4.17 | ||
| >=11.0.0<=11.3.0 |
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Reference Links
- https://typo3.org/security/advisory/typo3-core-sa-2021-012
- https://github.com/TYPO3/TYPO3.CMS/security/advisories/GHSA-34fr-fhqr-7235
- https://nvd.nist.gov/vuln/detail/CVE-2021-32767
- https://typo3.org/security/advisory/typo3-core-sa-2021-013
- https://github.com/TYPO3/typo3/security/advisories/GHSA-34fr-fhqr-7235
- https://github.com/TYPO3/typo3/commit/0b4950163b8919451964133febc65bcdfcec721c
- https://github.com/FriendsOfPHP/security-advisories/blob/master/typo3/cms-core/CVE-2021-32767.yaml
- https://github.com/FriendsOfPHP/security-advisories/blob/master/typo3/cms/CVE-2021-32767.yaml
- https://github.com/advisories/GHSA-34fr-fhqr-7235 (Advisory)
Frequently Asked Questions
What is CVE-2021-32767?
CVE-2021-32767 is a vulnerability in TYPO3 that allows user credentials to be logged as plain-text when log level debug is explicitly used.
Which versions of TYPO3 are affected by CVE-2021-32767?
Versions 9.0.0 through 9.5.27, 10.0.0 through 10.4.17, and 11.0.0 through 11.3.0 of TYPO3 are affected by CVE-2021-32767.
What is the severity of CVE-2021-32767?
CVE-2021-32767 has a severity score of 6.5 (medium).
How can I fix CVE-2021-32767?
To fix CVE-2021-32767, ensure your TYPO3 installation is not using log level debug or update to a version that has the patch for this vulnerability.
Where can I find more information about CVE-2021-32767?
You can find more information about CVE-2021-32767 on the TYPO3 security advisory page (https://typo3.org/security/advisory/typo3-core-sa-2021-012) and the GitHub advisory page (https://github.com/TYPO3/TYPO3.CMS/security/advisories/GHSA-34fr-fhqr-7235).
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