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)
Published · last modified .
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.
EPSS exploit prediction
EPSS: 0.030 (86.7th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 87th percentile — 86.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.030 · newest: 0.030 · change: 0.000
Affected products
- Tenda Ac15
- Tenda Ac15 Firmware — versions 15.03.05.19_cn
- Tenda Ac18
- Tenda Ac18 Firmware — versions 15.03.05.19(6318)_cn, 15.03.05.19\(6318\)_cn
- Tenda Ac9
- Tenda Ac9 Firmware — versions 15.03.05.19(6318)_cn, 15.03.05.19\(6318\)_cn
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/ZIllR0/Routers/blob/master/Tenda/rce1.md (Exploit, Third Party Advisory)
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.