Staging Environment: Content and features may be unstable or change without notice.
Advisory details: github_osv / GHSA-fh4q-hxrw-cjqq
Advisory ID github_osv/GHSA-fh4q-hxrw-cjqq
Aliases CVE-2017-14251
Summary TYPO3 Arbitrary Code Execution 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.
Status Published
Exploitability 0.5
Weighted Severity 7.9
Risk 4.0
Affected and Fixed Packages Package Details
Introduced and Fixed Package Commit Patches Package Commit Patches Details
Weaknesses (1)
CWE-434 Unrestricted Upload of File with Dangerous Type
System Score Found at
cvssv3 8.8 https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2022/05/GHSA-fh4q-hxrw-cjqq/GHSA-fh4q-hxrw-cjqq.json
generic_textual HIGH
Reference id Reference type URL
http://blog.emaze.net/2017/12/typo3-unrestricted-file-upload-remote.html
https://github.com/TYPO3/typo3
https://typo3.org/teams/security/security-bulletins/typo3-core/typo3-core-sa-2017-007
http://www.securityfocus.com/bid/100620
http://www.securitytracker.com/id/1039295
CVE-2017-14251 https://nvd.nist.gov/vuln/detail/CVE-2017-14251
No exploits are available.

No EPSS data available for this advisory.

Patch URL
There are no known patches.
Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H Found at https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2022/05/GHSA-fh4q-hxrw-cjqq/GHSA-fh4q-hxrw-cjqq.json
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none

There are no SSVC decisions available.