Vulnerability Description
In TYPO3 installations with the "mediace" extension from version 7.6.2 and before version 7.6.5, it has been discovered that an internal verification mechanism can be used to generate arbitrary checksums. The allows to inject arbitrary data having a valid cryptographic message authentication code and can lead to remote code execution. To successfully exploit this vulnerability, an attacker must have access to at least one `Extbase` plugin or module action in a TYPO3 installation. This is fixed in version 7.6.5 of the "mediace" extension for TYPO3.
CVSS Score
CRITICAL
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Typo3 | Mediace | >= 7.6.2, < 7.6.5 |
Related Weaknesses (CWE)
References
- https://github.com/FriendsOfTYPO3/mediace/commit/fa29ffd3e8b275782a8600d2406e1b1PatchThird Party Advisory
- https://github.com/FriendsOfTYPO3/mediace/pull/31PatchThird Party Advisory
- https://github.com/FriendsOfTYPO3/mediace/security/advisories/GHSA-4h44-w6fm-548ExploitPatchThird Party Advisory
- https://github.com/FriendsOfTYPO3/mediace/commit/fa29ffd3e8b275782a8600d2406e1b1PatchThird Party Advisory
- https://github.com/FriendsOfTYPO3/mediace/pull/31PatchThird Party Advisory
- https://github.com/FriendsOfTYPO3/mediace/security/advisories/GHSA-4h44-w6fm-548ExploitPatchThird Party Advisory
FAQ
What is CVE-2020-15086?
CVE-2020-15086 is a vulnerability with a CVSS score of 9.8 (CRITICAL). In TYPO3 installations with the "mediace" extension from version 7.6.2 and before version 7.6.5, it has been discovered that an internal verification mechanism can be used to generate arbitrary checks...
How severe is CVE-2020-15086?
CVE-2020-15086 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.
Is there a patch for CVE-2020-15086?
Check the references section above for vendor advisories and patch information. Affected products include: Typo3 Mediace.