CVE-2022-23504 – typo3/cms-core

Package

Manager: composer
Name: typo3/cms-core
Vulnerable Version: >=9.0.0 <9.5.38 || >=10.0.0 <10.4.33 || >=11.0.0 <11.5.20 || >=12.0.0 <12.1.1

Severity

Level: Medium

CVSS v3.1: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:L/A:L

CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:L/VA:L/SC:N/SI:N/SA:N

EPSS: 0.00053 pctl0.16249

Details

TYPO3 CMS vulnerable to Sensitive Information Disclosure via YAML Placeholder Expressions in Site Configuration > ### CVSS: `CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:L/A:L/E:F/RL:O/RC:C` (5.3) ### Problem Due to the lack of handling user-submitted [YAML placeholder expressions](https://docs.typo3.org/m/typo3/reference-coreapi/main/en-us/Configuration/Yaml/YamlApi.html#custom-placeholder-processing) in the site configuration backend module, attackers could expose sensitive internal information, such as system configuration or HTTP request messages of other website visitors. A valid backend user account having administrator privileges is needed to exploit this vulnerability. ### Solution Update to TYPO3 versions 9.5.38 ELTS, 10.4.33, 11.5.20, 12.1.1 that fix the problem described above. ### Credits Thanks to TYPO3 core & security team member Oliver Hader who reported and fixed the issue. ### References * [TYPO3-CORE-SA-2022-016](https://typo3.org/security/advisory/typo3-core-sa-2022-016)

Metadata

Created: 2022-12-13T17:13:37Z
Modified: 2024-10-29T14:59:57Z
Source: https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2022/12/GHSA-8w3p-qh3x-6gjr/GHSA-8w3p-qh3x-6gjr.json
CWE IDs: ["CWE-200", "CWE-917"]
Alternative ID: GHSA-8w3p-qh3x-6gjr
Finding: F038
Auto approve: 1