Tenda AC6 API Endpoint WriteFacMac formWriteFacMac command injection

published 2024-11-02 2 y ago modified 2026-06-17 4 mo ago also EUVD-2024-33251

cvss: 6.3; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 26.2%; EPSS 26.2% chance of exploitation in 30 days, percentile 98%
public exploits: 0; none known

A vulnerability has been found in Tenda AC6 15.03.05.19 and classified as critical. Affected by this vulnerability is the function formWriteFacMac of the file /goform/WriteFacMac of the component API Endpoint. The manipulation of the argument mac leads to command injection. The attack can be launched remotely. The exploit has been disclosed to the public and may be used.

CISA SSVC

Exploitation: Proof of concept is public
Automatable: no
Technical impact: partial
Assessed: 2 y ago (2024-11-05)

Exploit prediction

26.17% chance of exploitation in the next 30 days, higher than 98% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

github.com https://github.com/theRaz0r/iot-mycve/blob/main/tenda_ac6_rce_WriteFacMac/tenda_ac6_rce_WriteFacMac.md referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by	version	score	vector
CNA	4.0	5.3	CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N
CNA	3.1	6.3	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
CNA	3.0	6.3	CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
CNA	2.0	6.5	AV:N/AC:L/Au:S/C:P/I:P/A:P
CNA	4.0	5.3	CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/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/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
NVD	3.1	9.8	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

Tenda AC6
tenda ac6_firmware

Classification

Weakness

CWE-77 Improper Neutralization of Special Elements used in a Command
CWE-74 Improper Neutralization of Special Elements in Output Used by a Downstream Component

References

github.com /theRaz0r/iot-mycve/blob/main/tenda_ac6_rce_WriteFacMac/tenda_ac6_rce_WriteFacMac.md
exploit, third-party-advisory
vuldb.com /?id.282865
vdb-entry, technical-description, permissions-required, third-party-advisory
vuldb.com /?ctiid.282865
signature, permissions-required, third-party-advisory
vuldb.com /?submit.434934
third-party-advisory
tenda.com.cn /
product

Sources

CVE List CVE-2024-10697
NVD CVE-2024-10697

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary