GHSA-fh4q-hxrw-cjqq

TYPO3 Arbitrary Code Execution

Source: GitHub Advisory Database (reviewed) High CVE-2017-14251

Packages

Ecosystem	Package	Affected	Fixed in
Packagist	typo3/cms	>= 7.6.0, < 7.6.22	7.6.22
Packagist	typo3/cms	>= 8.0.0, < 8.7.5	8.7.5

Details

As written in the advisory (Markdown source, shown as plain text).

Unrestricted File Upload vulnerability in the fileDenyPattern in sysext/core/Classes/Core/SystemEnvironmentBuilder.php in TYPO3 7.6.0 to 7.6.21 and 8.0.0 to 8.7.4 allows remote authenticated users to upload files with a .pht extension and consequently execute arbitrary PHP code.

References

External links from the advisory. They lead to third-party sites.

https://nvd.nist.gov/vuln/detail/CVE-2017-14251 advisory
https://github.com/TYPO3/typo3 package
https://typo3.org/teams/security/security-bulletins/typo3-core/typo3-core-sa-2017-007 web
http://blog.emaze.net/2017/12/typo3-unrestricted-file-upload-remote.html web
http://www.securityfocus.com/bid/100620 web
http://www.securitytracker.com/id/1039295 web