CVE-2017-14251
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…
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (2.31%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
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.
- CVSS 3.0
- 8.8 HIGHCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 2.31% probability · 82th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-434
- Affected
- typo3/typo3
- Source
- cve@mitre.org
References
- http://blog.emaze.net/2017/12/typo3-unrestricted-file-upload-remote.html
- http://www.securityfocus.com/bid/100620Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1039295Third Party Advisory, VDB Entry
- https://typo3.org/teams/security/security-bulletins/typo3-core/typo3-core-sa-2017-007/Exploit, Vendor Advisory
- http://blog.emaze.net/2017/12/typo3-unrestricted-file-upload-remote.html
- http://www.securityfocus.com/bid/100620Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1039295Third Party Advisory, VDB Entry
- https://typo3.org/teams/security/security-bulletins/typo3-core/typo3-core-sa-2017-007/Exploit, Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.