AUGUST 4, 2026
Live Feed
Back to database
Case File

CVE-2023-40839

CRITICAL · CVSS 9.8 EPSS 0.95% Public Exploit

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2023-08-30 · Last synced 2026-08-04

CyberRota Analysis

This is a critical severity vulnerability with a CVSS score of 9.8. Public exploit code or proof-of-concept references have been detected in its references.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

GitHub PoC Links

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2023-40839
Severity
CRITICAL
CVSS
9.8
EPSS
0.95%

Original NVD Description

Tenda AC6 US_AC6V1.0BR_V15.03.05.16_multi_TD01.bin function 'sub_ADF3C' contains a command execution vulnerability. In the "formSetIptv" function, obtaining the "list" and "vlanId" fields, unfiltered passing these two fields as parameters to the "sub_ADF3C" function to execute commands.

Related CVEs

Other vulnerabilities affecting the same vendor(s)