CVE-2023-47126
Information Disclosure in typo3/cms-install tool
Description
> ### CVSS: `CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N/E:F/RL:O/RC:C` (3.5) ### Problem The login screen of the standalone install tool discloses the full path of the transient data directory (e.g. _/var/www/html/var/transient/_). This applies to composer-based scenarios only - “classic” non-composer installations are not affected. ### Solution Update to TYPO3 version 12.4.8 that fixes the problem described above. ### Credits Thanks to Markus Klein who reported and fixed the issue. ### References * [TYPO3-CORE-SA-2023-005](https://typo3.org/security/advisory/typo3-core-sa-2023-005)
How to fix CVE-2023-47126
To remediate CVE-2023-47126, upgrade the affected package to a fixed version below.
- —upgrade to 12.4.8 or later
- —upgrade to 12.4.8 or later
Is CVE-2023-47126 being exploited?
Low — EPSS is 0.2%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- >= 12.2.0, < 12.4.8
- >= 12.2.0, < 12.4.8
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | LOW3.7 | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N |