CVE-2020-13859
A format error in /etc/shadow, coupled with a logic bug in the LuCI - OpenWrt Configuration Interface framework, allows the undocumented system account mofidev to login to the cgi-bin/luci/quick/wizard management interface without a password by abusing…
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.18%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
An issue was discovered on Mofi Network MOFI4500-4GXeLTE 4.0.8-std devices. A format error in /etc/shadow, coupled with a logic bug in the LuCI - OpenWrt Configuration Interface framework, allows the undocumented system account mofidev to login to the cgi-bin/luci/quick/wizard management interface without a password by abusing a forgotten-password feature.
- CVSS 3.1
- 9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 1.18% probability · 66th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-287, CWE-755
- Affected
- mofinetwork/mofi4500-4gxelte firmware
- Source
- cve@mitre.org
References
- https://mofinetwork.com/index.php?main_page=page&id=14Patch, Vendor Advisory
- https://www.criticalstart.com/critical-vulnerabilities-discovered-in-mofi-routers/Technical Description, Third Party Advisory
- https://mofinetwork.com/index.php?main_page=page&id=14Patch, Vendor Advisory
- https://www.criticalstart.com/critical-vulnerabilities-discovered-in-mofi-routers/Technical Description, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.