9.8

CVE-2023-40837: tenda ac6_firmware OS Command Injection

Modified
Published 30-08-2023Last modified 01-10-2024

Vulnerability summary

CVE-2023-40837 is a critical (CVSS 9.8) OS Command Injection vulnerability in tenda ac6_firmware. EPSS estimates a 0.91% chance of exploitation in the next 30 days, higher than 59.7% of scored vulnerabilities.

Overall risk
70/100
0100
High · default modelHow is this calculated?
CVSS score
9.8/10
010
Critical · v3.1 (NVD)
EPSS score
0.91%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedNot listed by any tracked catalog.
RansomwareNot flaggedNo ransomware use recorded.
Public exploits0No public exploits recorded

Timeline

  1. 30-08-2023
    PublishedVulnerability first disclosed.
  2. 01-10-2024
    Last modifiedVulnerability information updated.

Description

Tenda AC6 US_AC6V1.0BR_V15.03.05.16_multi_TD01.bin function 'sub_ADD50' 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_ADD50" function to execute commands.

CVSS metrics

1 score · 1 source · 1 version

EPSS trend

Probability

0.91%

Chance of exploitation in the next 30 days

Percentile

60%

Versus all other CVEs

30-day change

No change 0.00 pp

From 0.91% on 22-09-2026

22-09-202622-10-2026

Known exploited

Compare KEV catalogs
CISA KEV

Not in the CISA KEV catalog.

ENISA CNW

Not in the ENISA CNW catalog.

CIRCL

Not in the CIRCL catalog.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Tenda1 product

1 vendor · 1 product

References

1 links