VulnerabilityModified
CVE-2018-5770
A remote, unauthenticated attacker can make a request to /goform/telnet, creating a telnetd service on the device.
CRITICAL 9.8EPSS 2.69%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (2.69%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
An issue was discovered on Tenda AC15 devices. A remote, unauthenticated attacker can make a request to /goform/telnet, creating a telnetd service on the device. This service is password protected; however, several default accounts exist on the device that are root accounts, which can be used to log in.
- CVSS 3.0
- 9.8 CRITICALCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 2.69% probability · 85th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-1188
- Affected
- tendacn/ac15 firmware
- Source
- cve@mitre.org
References
- https://www.fidusinfosec.com/tenda-ac15-unauthenticated-telnetd-start-cve-2018-5770/Exploit, Third Party Advisory
- https://www.fidusinfosec.com/tenda-ac15-unauthenticated-telnetd-start-cve-2018-5770/Exploit, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.