8.8

CVE-2023-40801: tenda ac23_firmware Improper Input Validation

CVSS: 8.8v3.1HighModified
Published 25-08-2023Last modified 02-10-2024
Open JSON

Vulnerability summary

CVE-2023-40801 is a high (CVSS 8.8) Improper Input Validation vulnerability in tenda ac23_firmware. EPSS estimates a 0.90% chance of exploitation in the next 30 days, higher than 59.2% of scored vulnerabilities. 1 public exploit is recorded.

Overall risk
45/100
0100
Medium · default modelHow is this calculated?
CVSS score
8.8/10
010
High · v3.1 (NVD)
EPSS score
0.90%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1github

Timeline

  1. 25-08-2023
    PublishedVulnerability first disclosed.
  2. 02-10-2024
    Last modifiedVulnerability information updated.

Description

The sub_451784 function does not validate the parameters entered by the user, resulting in a stack overflow vulnerability in Tenda AC23 v16.03.07.45_cn

CVSS metrics

1 score · 1 source · 1 version

EPSS trend

Probability

0.90%

Chance of exploitation in the next 30 days

Percentile

59%

Versus all other CVEs

30-day change

0.00 pp

From 0.90% on 21-09-2026

21-09-202621-10-2026
EPSS score
0.90%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

1 found
  • githubUnverified

    Vulnerability

    Maturity: poc

Weaknesses

CWE · root cause

Affected systems

Tenda1 product

1 vendor · 1 product

References

1 links