CVE-2025-25668: tenda ac8_firmware Classic Buffer Overflow
CVSS: 9.8v3.1CriticalAnalyzed
Published 20-02-2025Last modified 21-02-2025
Vulnerability summary
CVE-2025-25668 is a critical (CVSS 9.8) Classic Buffer Overflow vulnerability in tenda ac8_firmware. EPSS estimates a 0.55% chance of exploitation in the next 30 days, higher than 45.3% of scored vulnerabilities. 1 public exploit is recorded.
CVSS score
9.8/10
010
Critical · v3.1 (CVE.org)EPSS score
0.55%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1github
Timeline
- 20-02-2025PublishedVulnerability first disclosed.
- 21-02-2025Last modifiedVulnerability information updated.
Description
Tenda AC8V4 V16.03.34.06 was discovered to contain a stack overflow via the shareSpeed parameter in the sub_47D878 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
0.55%
Chance of exploitation in the next 30 days
Percentile
45%
Versus all other CVEs
30-day change
0.00 pp
From 0.55% on 21-09-2026
21-09-202621-10-2026
EPSS score0.55%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
1 foundMy Vuln
Maturity: poc
Weaknesses
CWE · root causeAffected systems
Tenda1 product
- ac8_firmware16.03.34.06
1 vendor · 1 product
References
1 links- github.com/jangfan/my-vuln/blob/main/Tenda/AC8V4/setMacFilterCfg.mdBroken LinkExploitThird Party Advisory