CVE-2025-55503

HIGH
2025-08-20 [email protected]
7.3
CVSS 3.1
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CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
Low
Availability
Low

Lifecycle Timeline

3
Analysis Generated
Mar 28, 2026 - 19:07 vuln.today
PoC Detected
Aug 21, 2025 - 14:30 vuln.today
Public exploit code
CVE Published
Aug 20, 2025 - 14:15 nvd
HIGH 7.3

Tags

Tenda Buffer Overflow Stack Overflow Ac6 Firmware

Description

Tenda AC6 V15.03.06.23_multi has a stack overflow vulnerability via the deviceName parameter in the saveParentControlInfo function.

Analysis

Tenda AC6 V15.03.06.23_multi has a stack overflow vulnerability via the deviceName parameter in the saveParentControlInfo function. Rated high severity (CVSS 7.3), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

Technical Context

This vulnerability is classified under CWE-121. Tenda AC6 V15.03.06.23_multi has a stack overflow vulnerability via the deviceName parameter in the saveParentControlInfo function. Affected products include: Tenda Ac6 Firmware.

Affected Products

Tenda Ac6 Firmware.

Remediation

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.

Priority Score

57
Low Medium High Critical
KEV: 0
EPSS: +0.1
CVSS: +36
POC: +20

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CVE-2025-55503 vulnerability details – vuln.today
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