CVE-2022-50907
e107 CMS version 3.2.1 contains a file upload vulnerability that allows authenticated administrative users to bypass upload restrictions and execute PHP files.
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.22%). 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 administrative users to bypass upload restrictions and execute PHP files. Attackers can upload malicious PHP files to parent directories by manipulating the upload URL parameter, enabling remote code execution through the Media Manager import feature.
- CVSS 4.0
- 8.6 HIGHCVSS:4.0/AV:N/AC:L/AT:N/PR:H/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
- 1.22% probability · 67th 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-admin-upload-restriction-bypass-rceThird Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.