CVE-2025-14993

Tenda AC18 HTTP Request SetDlnaCfg sprintf stack-based overflow

HIGH
8.8
CVSS Score
Published: December 21, 2025 at 04:32 AM UTC
Updated: September 28, 2026 at 10:10 AM UTC
2 products affected across 1 vendorAC18 FirmwareTenda AC18

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Severity
HIGH8.8
Exploit prediction
EPSS 0.7%
SSVC
PoC

Description

A vulnerability was detected in Tenda AC18 15.03.05.05. This affects the function sprintf of the file /goform/SetDlnaCfg of the component HTTP Request Handler. The manipulation of the argument scanList results in stack-based buffer overflow. The attack can be executed remotely. The exploit is now public and may be used.

Affected

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

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 (6)

VDB EntryTechnical DescriptionThird Party Advisory
Source: cverecord
https://vuldb.com/?id.337687
SignaturePermissions RequiredVDB Entry
Source: cverecord
https://vuldb.com/?ctiid.337687
Third Party AdvisoryVDB Entry
Source: cverecord
https://vuldb.com/?submit.719084
Product
Source: cverecord
https://www.tenda.com.cn/

SSVC — Action Prioritization

SSVCPoCNot automatableTotal impact

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

CVSS

8.8HIGHVulDB
Vector?

Quick Info

StatusANALYZED
CWE
CWE-121CWE-119

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