CVE-2025-30256

Published Aug 20, 2025 CVSS 3.1 · 8.6 High EPSS < 1% KEV · Not listed
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2025-27776 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.
History
Type Values Removed Values Added
First Time appeared Tenda ac6 Firmware
CPEs cpe:2.3:h:tenda:ac6:5.0:*:*:*:*:*:*:*
cpe:2.3:o:tenda:ac6_firmware:02.03.01.110:*:*:*:*:*:*:*
Vendors & Products Tenda ac6 Firmware
Type Values Removed Values Added
First Time appeared Tenda
Tenda ac6
Vendors & Products Tenda
Tenda ac6
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
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.
Weaknesses CWE-772
References
Metrics cvssV3_1

{'score': 8.6, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
talos
Published
Updated
Nov 3, 2025, 6:09 PM
Reserved
Mar 31, 2025, 11:59 AM
Status
Modified
Published
Aug 20, 2025, 2:15 PM
Modified
Jun 17, 2026, 9:08 AM