CVE-2025-25456: tenda ac10_firmware Classic Buffer Overflow

Analyzed

Published 15-04-2025Last modified 15-04-2025

Vulnerability summary

CVE-2025-25456 is a critical (CVSS 9.8) Classic Buffer Overflow vulnerability in tenda ac10_firmware. EPSS estimates a 0.64% chance of exploitation in the next 30 days, higher than 50.1% of scored vulnerabilities. 2 public exploits are recorded.

Overall risk

70/100

0100

High · default modelHow is this calculated?

CVSS score

9.8/10

010

Critical · v3.1 (CVE.org)

EPSS score

0.64%

0%100%

Low · +0.01 pp in 30 days

KEVNot listedNot listed by any tracked catalog.

RansomwareNot flaggedNo ransomware use recorded.

Public exploits2github

Timeline

15-04-2025
PublishedVulnerability first disclosed.
15-04-2025
Last modifiedVulnerability information updated.

Description

Tenda AC10 V4.0si_V16.03.10.20 is vulnerable to Buffer Overflow in AdvSetMacMtuWan via mac2.

CVSS metrics

2 scores · 2 sources · 1 version

v3.19.8

EPSS trend

Probability

0.64%

Chance of exploitation in the next 30 days

Percentile

50%

Versus all other CVEs

30-day change

Increase +0.01 pp

From 0.63% 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

2 found

githubUnverified
Tenda Ac10 Advsetmacmtuwan Mac2 Stackoverflow
Maturity: poc
githubUnverified
Ab1E6A2Bd369Aaada0666639C843Aff0
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

ac10_firmware16.03.10.20

1 vendor · 1 product

References

2 links