CVE-2025-25343: tenda ac6_firmware Classic Buffer Overflow
CVSS: 9.8v3.1CriticalModified
Published 12-02-2025Last modified 05-03-2025
Vulnerability summary
CVE-2025-25343 is a critical (CVSS 9.8) Classic Buffer Overflow vulnerability in tenda ac6_firmware. EPSS estimates a 0.71% chance of exploitation in the next 30 days, higher than 52.9% of scored vulnerabilities. 1 public exploit is recorded.
CVSS score
9.8/10
010
Critical · v3.1 (CVE.org)EPSS score
0.71%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1github
Timeline
- 12-02-2025PublishedVulnerability first disclosed.
- 05-03-2025Last modifiedVulnerability information updated.
Description
Tenda AC6 V15.03.05.16 firmware has a buffer overflow vulnerability in the formexeCommand function.
CVSS metrics
2 scores · 2 sources · 1 versionCritical 9.8Preferred score · CVE.org (CNA)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HSourcesAll 2 agree
- NVDNIST9.8CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS trend
Probability
0.71%
Chance of exploitation in the next 30 days
Percentile
53%
Versus all other CVEs
30-day change
0.00 pp
From 0.71% on 22-09-2026
22-09-202622-10-2026
EPSS score0.71%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
1 foundCve
Maturity: poc
Weaknesses
CWE · root causeAffected systems
Tenda1 product
- ac6_firmware15.03.05.16
1 vendor · 1 product