CVE-2025-25505

MEDIUM
2025-02-21 [email protected]
6.5
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:N
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
Low
Availability
None

Lifecycle Timeline

3
Analysis Generated
Mar 28, 2026 - 18:27 vuln.today
PoC Detected
Apr 10, 2025 - 13:37 vuln.today
Public exploit code
CVE Published
Feb 21, 2025 - 17:15 nvd
MEDIUM 6.5

Tags

Tenda Buffer Overflow Ac6 Firmware

Description

Tenda AC6 15.03.05.16_multi is vulnerable to Buffer Overflow in the sub_452A4 function.

Analysis

Tenda AC6 15.03.05.16_multi is vulnerable to Buffer Overflow in the sub_452A4 function. Rated medium severity (CVSS 6.5), 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 as Buffer Copy without Size Check (CWE-120), which allows attackers to overflow a buffer to corrupt adjacent memory. Tenda AC6 15.03.05.16_multi is vulnerable to Buffer Overflow in the sub_452A4 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. Always validate buffer sizes before copy operations. Use bounded functions (strncpy, snprintf). Enable compiler protections.

Priority Score

53
Low Medium High Critical
KEV: 0
EPSS: +0.1
CVSS: +32
POC: +20

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CVE-2025-25505 vulnerability details – vuln.today
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