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I22 Firmware CVE-2025-9297

HIGH
Buffer Overflow (CWE-119)
2025-08-21 cna@vuldb.com
7.4
CVSS 4.0 · NVD
View

Vulnerability Assessment

Weakness
CWE
OWASP Top 10:2025
A06:2021 - Vulnerable and Outdated Components
ASVS 5.0
V15 - Secure Coding and Architecture Bounds checking, buffer size validation
MITRE ATT&CK

2 techniques across 2 tactics: Execution, Privilege Escalation

The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up.

Impact

CVSS score of 7.4 (HIGH). Attack characteristics: network attack vector, low complexity, low privileges required, no user interaction not required. Public proof-of-concept exploit code is available. EPSS exploitation probability: 0.39%.

Exploit ScenarioDerived

A remote attacker could corrupt memory to execute arbitrary code or crash the application by sending crafted requests to the affected application.

This Week Schedule remediation this week. Why: HIGH severity (CVSS 7.0-8.9).
No patch listed yet 0.4% exploitation probability (EPSS)

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AnalysisAIv1 – Mar 28, 2026

A vulnerability was detected in Tenda i22 1.0.0.3(4687). Rated high severity (CVSS 7.4), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Use memory-safe languages or bounds-checking. Enable ASLR, DEP/NX, stack canaries. Use safe string functions.

Affects your stack

Find out whether the stacks and servers you run are on an affected version.

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Technical ContextAI · show details

This vulnerability is classified as Buffer Overflow (CWE-119), which allows attackers to corrupt memory to execute arbitrary code or crash the application. A vulnerability was detected in Tenda i22 1.0.0.3(4687). This impacts the function formWeixinAuthInfoGet of the file /goform/wxportalauth. Performing manipulation of the argument Type results in stack-based buffer overflow. The attack can be initiated remotely. The exploit is now public and may be used. Affected products include: Tenda I22 Firmware.

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  • Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

NVD PRIMARY 7.4 HIGH
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector
Network
Attack Complexity
Low
Attack Requirements
None
Privileges Required
Low
User Interaction
None
Vulnerable system: Confidentiality
High
Vulnerable system: Integrity
High
Vulnerable system: Availability
High
Subsequent system: Confidentiality
None
Subsequent system: Integrity
None
Subsequent system: Availability
None

Lifecycle Timeline

2
PoC Detected
Sep 03, 2025 - 14:59 vuln.today
Public exploit code
CVE Published
Aug 21, 2025 - 13:15 nvd
HIGH 7.4

DescriptionCVE.org

A vulnerability was detected in Tenda i22 1.0.0.3(4687). This impacts the function formWeixinAuthInfoGet of the file /goform/wxportalauth. Performing manipulation of the argument Type results in stack-based buffer overflow. The attack can be initiated remotely. The exploit is now public and may be used.

Executive ViewAI

Why It Matters

Organizations using A vulnerability face moderate risk from CVE-2025-9297, a buffer overflow vulnerability rated CVSS 7.4. Exploitation could allow attackers to corrupt memory, crash the application, or potentially execute arbitrary code. Proof-of-concept code is publicly available, increasing the risk of exploitation. Organizations should apply vendor updates when available and consider compensating controls in the interim.

Business Impact: Moderate
Compensating Controls

Apply vendor patch. If immediate patching is not feasible: (1) Implement network-level access controls to limit exposure; (2) Enable enhanced monitoring and alerting; (3) Apply principle of least privilege.

Threat Intelligence Overview

EPSS Score
0.4%
Top 40% exploitable
Exploit
POC
Public exploit code exists
Data Quality
5 sources
Confidence: Medium

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue
Severity HIGH
CISA KEV No
Public POC Yes
EPSS 0.4%
Patch available No
Active threat No
Deciding rule
HIGH severity (CVSS 7.0-8.9)
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

Exploitation· derived
Poc
System Exposure· derived
Open
Automatable· derived
No

Priority Score

57
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +37
PoC: +20
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

A buffer overflow occurs when a program writes more data to a memory buffer than it was allocated to hold, causing the excess data to spill into adjacent memory regions.

Affected Products (CPE)CVE.org

cpe:2.3:o:tenda:i22_firmware:1.0.0.3\(4687\):*:*:*:*:*:*:*
CVE-2024-7585 HIGH POC
8.7 Aug 07

A vulnerability has been found in Tenda i22 1.0.0.3(4687) and classified as critical. Rated high severity (CVSS 8.7), th

CVE-2024-7584 HIGH POC
8.7 Aug 07

A vulnerability, which was classified as critical, was found in Tenda i22 1.0.0.3(4687). Rated high severity (CVSS 8.7),

CVE-2024-7583 HIGH POC
8.7 Aug 07

A vulnerability, which was classified as critical, has been found in Tenda i22 1.0.0.3(4687). Rated high severity (CVSS

CVE-2024-7582 HIGH POC
8.7 Aug 07

A vulnerability classified as critical was found in Tenda i22 1.0.0.3(4687). Rated high severity (CVSS 8.7), this vulner

CVE-2022-45666 HIGH POC
7.5 Dec 20

Tenda i22 V1.0.0.3(4687) was discovered to contain a buffer overflow via the list parameter in the formwrlSSIDset functi

CVE-2022-45665 HIGH POC
7.5 Dec 20

Tenda i22 V1.0.0.3(4687) was discovered to contain a buffer overflow via the funcpara1 parameter in the formSetCfm funct

CVE-2022-45672 HIGH POC
7.5 Dec 02

Tenda i22 V1.0.0.3(4687) was discovered to contain a buffer overflow via the formWx3AuthorizeSet function. Rated high se

CVE-2022-45671 HIGH POC
7.5 Dec 02

Tenda i22 V1.0.0.3(4687) was discovered to contain a buffer overflow via the appData parameter in the formSetAppFilterRu

CVE-2022-45670 HIGH POC
7.5 Dec 02

Tenda i22 V1.0.0.3(4687) was discovered to contain a buffer overflow via the ping1 parameter in the formSetAutoPing func

CVE-2022-45669 HIGH POC
7.5 Dec 02

Tenda i22 V1.0.0.3(4687) was discovered to contain a buffer overflow via the index parameter in the formWifiMacFilterGet

CVE-2022-45664 HIGH POC
7.5 Dec 02

Tenda i22 V1.0.0.3(4687) was discovered to contain a buffer overflow via the list parameter in the formwrlSSIDget functi

CVE-2022-45663 HIGH POC
7.5 Dec 02

Tenda i22 V1.0.0.3(4687) was discovered to contain a buffer overflow via the index parameter in the formWifiMacFilterSet

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