Home/CVE/A vulnerability, which was classified as critical, was found in Tenda AC7 up to 15.03.06.44. This affects the function f
CVE

CVE-2025-1851

A vulnerability, which was classified as critical, was found in Tenda AC7 up to 15.03.06.44. This affects the function f

A vulnerability, which was classified as critical, was found in Tenda AC7 up to 15.03.06.44. This affects the function formSetFirewallCfg of the file /goform/SetFirewallCfg. The manipulation of the argument firewallEn leads to stack-based buffer overflow.

It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used.

HIGH · CVSS 8.8 EPSS 0.01167
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-119Improper Restriction of Operations within the Bounds of a Memory Buffer
CWE-121Stack-based Buffer Overflow
▤

Affected Products & Versions

1
tenda ac7 firmware< 15.03.06.44
◈

Detection Rules (IDS/IPS)

1
et-openET WEB_SPECIFIC_APPS Tenda SetFirewallCfg firewallEn Parameter Buffer Overflow Attempt (CVE-2025-8810, CVE-2025-29358, CVE-2025-1851, CVE-2024-2809)web-application-attack
Open rulesets (ET Open, Snort Community, abuse.ch) link to source. Commercial rulesets are reference-only.
▣

Scoring & Timeline

8.8
HIGH · CVSS v3.1 · cna@vuldb.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD03 Mar 2025 · 05:15 AM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
SSVC triage · cisa-vulnrichment
Exploitation
poc
Automatable
no
Technical impact
total
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
🔗

References & Sources

5
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://github.com/Raining-101/IOT_cve/blob/main/ac7_V15.03.06.44_SetFirewallCfg.mdBroken Link
https://vuldb.com/?ctiid.298119Permissions RequiredVDB Entry
https://vuldb.com/?id.298119Third Party AdvisoryVDB Entry
https://vuldb.com/?submit.505271Third Party AdvisoryVDB Entry
https://www.tenda.com.cn/Product
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