Paper/Archive/CVE-2025-31355

CVE-2025-31355

Tenda AC6 V5.0 — A firmware update vulnerability exists in the Firmware Signature Validation functionality of Tenda AC6 V5.0 V02.03.01.110.

EPSS 0.3%CVSS 9.8

critical.is priorityof 100

CVSS 9.8 (NVD)9.8 / 10 × 3029.4 Not in CISA KEV+300.0 EPSS percentile 22.8.228 × 204.6 No public exploit+100.0 SSVC exploitation: none+100.0

Description · from the CVE record

A firmware update vulnerability exists in the Firmware Signature Validation functionality of Tenda AC6 V5.0 V02.03.01.110. A specially crafted malicious file can lead to arbitrary code execution. An attacker can provide a malicious file to trigger this vulnerability.

Affected

ProductAffectedFixed inSource

AC6 V5.0V02.03.01.110–CNA

Scores by source

NVD9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

talos (CNA)7.2CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

CISA ADPSSVCExploitation: none · Automatable: no · Technical impact: total

References

reftalosintelligence.com/vulnerability_reports/TALOS-2025-2161 reftalosintelligence.com/vulnerability_reports/TALOS-2025-2161