CVE-2025-55499

MEDIUM
2025-08-20 [email protected]
6.5
CVSS 3.1
Share

CVSS Vector

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

Lifecycle Timeline

3
Analysis Generated
Mar 28, 2026 - 19:07 vuln.today
PoC Detected
Aug 21, 2025 - 18:22 vuln.today
Public exploit code
CVE Published
Aug 20, 2025 - 14:15 nvd
MEDIUM 6.5

Tags

Buffer Overflow Tenda Ac6 Firmware

Description

Tenda AC6 V15.03.06.23_multi was discovered to contain a buffer overflow via the ntpServer parameter in the fromSetSysTime function.

Analysis

Tenda AC6 V15.03.06.23_multi was discovered to contain a buffer overflow via the ntpServer parameter in the fromSetSysTime function. Rated medium severity (CVSS 6.5), this vulnerability is remotely exploitable, no authentication required. 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 V15.03.06.23_multi was discovered to contain a buffer overflow via the ntpServer parameter in the fromSetSysTime 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: +0.0
CVSS: +32
POC: +20

Share

CVE-2025-55499 vulnerability details – vuln.today
Back

This site uses cookies essential for authentication and security. No tracking or analytics cookies are used. Privacy Policy