CVE-2025-14655

Tenda AC20 httpd SetSysAutoRebbotCfg formSetRebootTimer stack-based overflow

HIGH
8.8
CVSS Score
Published: December 14, 2025 at 10:32 AM UTC
Updated: October 7, 2026 at 07:10 PM UTC
2 products affected across 1 vendorAC20 FirmwareAc20

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Severity
HIGH8.8
Exploit prediction
EPSS 3%
SSVC
PoC

Description

A security flaw has been discovered in Tenda AC20 16.03.08.12. The impacted element is the function formSetRebootTimer of the file /goform/SetSysAutoRebbotCfg of the component httpd. Performing manipulation of the argument rebootTime results in stack-based buffer overflow. The attack is possible to be carried out remotely. The exploit has been released to the public and may be exploited.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

tenda-ac20 (same device)
80%
All versions

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (5)

VDB EntryTechnical DescriptionThird Party Advisory
Source: cverecord
https://vuldb.com/?id.336388
SignaturePermissions RequiredVDB Entry
Source: cverecord
https://vuldb.com/?ctiid.336388
Third Party AdvisoryVDB Entry
Source: cverecord
https://vuldb.com/?submit.712910
Product
Source: cverecord
https://www.tenda.com.cn/

SSVC — Action Prioritization

SSVCPoCAutomatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

8.8HIGHVulDB
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-121CWE-119CWE-787

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