typo3-cms/core · Security
TYPO3 Security Misconfiguration in Frontend Session Handling
- GHSA ID
- GHSA-82vp-jr39-4j2j
- Severity
- high
- Published
- Updated
- CVSS
- 8.2 · CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N
- CVSS v3
- 8.2 · CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N
Description
It has been discovered session data of properly authenticated and logged in frontend users is kept and transformed into an anonymous user session during the logout process. This way the next user using the same client application gains access to previous session data.
CWEs
- CWE-488 · Exposure of Data Element to Wrong Session
References
- https://github.com/TYPO3-CMS/core/commit/c8c08ca0c26db02753c243e175a8a045628341b6 ↗
- https://github.com/TYPO3-CMS/core/commit/fe43834075ae283c8cd91949e9f1dfd18b2d492f ↗
- https://github.com/FriendsOfPHP/security-advisories/blob/master/typo3/cms-core/2019-06-25-3.yaml ↗
- https://typo3.org/security/advisory/typo3-core-sa-2019-018 ↗
- https://github.com/advisories/GHSA-82vp-jr39-4j2j ↗