CVE-2025-30256 - CVE House
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Status published High CVE-2025-30256

A denial of service vulnerability exists in the HTTP Header...

Vulnerability Description

A denial of service vulnerability exists in the HTTP Header Parsing functionality of Tenda AC6 V5.0 V02.03.01.110. A specially crafted series of HTTP requests can lead to a reboot. An attacker can send multiple network packets to trigger this vulnerability.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

  • Discovered by Lilith >_> of Cisco Talos.

References

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Affected Vendor

Affected Software

AC6 V5.0
Vulnerable Versions:
V02.03.01.110

Timeline

Official Publish: August 20th, 2025
Last Modified: November 3rd, 2025
Added to House: July 22nd, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H

Weaknesses (CWE)

CWE-772

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.