CVE-2025-60340: tenda ac6_firmware Classic Buffer Overflow

Modified

Published 22-10-2025Last modified 28-10-2025

Vulnerability summary

CVE-2025-60340 is a high (CVSS 7.5) Classic Buffer Overflow vulnerability in tenda ac6_firmware. EPSS estimates a 0.41% chance of exploitation in the next 30 days, higher than 33.8% of scored vulnerabilities. 1 public exploit is recorded.

Overall risk

40/100

0100

Medium · default modelHow is this calculated?

CVSS score

7.5/10

010

High · v3.1 (CVE.org)

EPSS score

0.41%

0%100%

Low · 0.00 pp in 30 days

KEVNot listedNot listed by any tracked catalog.

RansomwareNot flaggedNo ransomware use recorded.

Public exploits1github

Timeline

22-10-2025
PublishedVulnerability first disclosed.
28-10-2025
Last modifiedVulnerability information updated.

Description

Multiple buffer overflows in the SetClientState function of Tenda AC6 v.15.03.06.50 allows attackers to cause a Denial of Service (DoS) via injecting a crafted payload into the limitSpeed, deviceId, and limitSpeedUp parameters.

CVSS metrics

2 scores · 2 sources · 1 version

v3.17.5

EPSS trend

Probability

0.41%

Chance of exploitation in the next 30 days

Percentile

34%

Versus all other CVEs

30-day change

No change 0.00 pp

From 0.41% 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

1 found

githubUnverified
Binaryaudit
Maturity: poc

Weaknesses

CWE · root cause

CWE-120Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer.

Affected systems

Tenda1 product

ac6_firmware15.03.06.50

1 vendor · 1 product

References

1 links

github.com/z472421519/BinaryAudit/blob/main/PoC/BOF/Tenda/SetClientState/SetClientState.mdExploitThird Party Advisory