RCE in Tenda Ac15

CVE-2018-18728

An issue was discovered on Tenda AC9 V15.03.05.19(6318)_CN, AC15 V15.03.05.19_CN, and AC18 V15.03.05.19(6318)_CN devices. They allow remote code execution via shell metacharacters in the usbName field to the __fastcall function with a POST request.

Vulnerability class: Command Injection (OS Command Injection)

EPSS: 0.030 (85.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2018-18728?
CVE-2018-18728 is a critical-severity vulnerability in Tenda Ac15, classified under OS Command Injection. CVSS score: 9.8/10. Published 2018-10-29.
How severe is CVE-2018-18728?
Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2018-18728 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.