TI-2025-35432 Aliases CVE-2025-57063 GHSA-576x-vr78-m4v5

Tenda G3 v3.0br_V15.11.0.17 was discovered to contain a stack overflow in the…

HIGH 72CWE-121Published 2025-09-09 · Updated 2025-09-10

Key facts

Attack vector: Network
Privileges required: None
User interaction: None
Attack complexity: Low
Impact type: Denial of service
Confidentiality · integrity · availability: None · None · High
Fix status: No fix listed

Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-121 and the CVSS impact.

Summary

Tenda G3 v3.0br_V15.11.0.17 was discovered to contain a stack overflow in the portMappingIndex parameter in the formDelPortMapping function. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted request.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV

EPSS 0.00489 42nd percentileScored 2026-11-07

Public exploit Yes 1 exploit referenceTagged by NVD

Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: Poc
Automatable: Yes
Technical impact: Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
—	—	all versions	—	No fix listed	CNA

— Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 2

CPE	Versions	Role	Vendor
cpe:2.3:o:tenda:g3_firmware::::::::	up to 15.11.0.17\(9502\)	Vulnerable	Tenda
cpe:2.3:h:tenda:g3:-:::::::*	not specified by NVD	Running on	Tenda

cpe:2.3:o:tenda:g3_firmware:*:*:*:*:*:*:*:* Versions up to 15.11.0.17\(9502\) Vulnerable ·Tenda
cpe:2.3:h:tenda:g3:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Tenda

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2025-57063
2026-10-03 Alias added: GHSA-576x-vr78-m4v5

References

Exploit 1

https://github.com/vulnDetailRecord/VulforDevice/blob/main/Tenda/G3/formDelPortMapping.md

TI-2024-03875 Tenda G3 modifyDhcpRule stack-based overflow CVSS 3.1CRITICAL 9.8
TI-2024-03874 Tenda G3 ModifyPppAuthWhiteMac formModifyPppAuthWhiteMac stack-based overflow CVSS 3.1CRITICAL 9.8
TI-2024-07624 Tenda G3 SetSysTimeCfg formSetSysTime stack-based overflow CVSS 4.0HIGH 8.7
TI-2025-35438 Tenda G3 v3.0br_V15.11.0.17 was discovered to contain a stack overflow in the… CVSS 3.1HIGH 7.5
TI-2025-35437 Tenda G3 v3.0br_V15.11.0.17 was discovered to contain a stack overflow in the… CVSS 3.1HIGH 7.5
TI-2025-35436 Tenda G3 v3.0br_V15.11.0.17 was discovered to contain a stack overflow in the vpnUsers… CVSS 3.1HIGH 7.5

See all 23 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences