CVE-2022-50916
e107 CMS version 3.2.1 contains a file upload vulnerability that allows authenticated administrators to override server files through the Media Manager import functionality.
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.93%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
e107 CMS version 3.2.1 contains a file upload vulnerability that allows authenticated administrators to override server files through the Media Manager import functionality. Attackers can exploit the upload mechanism by manipulating the upload URL parameter to overwrite existing files like top.php in the web application directory.
- CVSS 4.0
- 8.7 HIGHCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M
- EPSS
- 0.93% probability · 59th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-434
- Affected
- e107/e107
- Source
- disclosure@vulncheck.com
References
- https://e107.org/Product
- https://e107.org/downloadProduct
- https://www.exploit-db.com/exploits/50910Exploit, Third Party Advisory, VDB Entry
- https://www.vulncheck.com/advisories/e-cms-upload-restriction-bypass-authenticated-admin-server-file-overrideThird Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.