F1203 Firmware CVE-2022-46531

HIGH

Classic Buffer Overflow (CWE-120)

2022-12-20 cve@mitre.org

Tenda Buffer Overflow F1203 Firmware

7.5

CVSS 3.1 · NVD

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Severity by source

NVD PRIMARY

7.5 HIGH

AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Lifecycle Timeline

1

CVE Published

Dec 20, 2022 - 15:15 nvd

HIGH 7.5

DescriptionNVD

Tenda F1203 V2.0.1.6 was discovered to contain a buffer overflow via the deviceId parameter at /goform/addWifiMacFilter.

AnalysisAI

Tenda F1203 V2.0.1.6 was discovered to contain a buffer overflow via the deviceId parameter at /goform/addWifiMacFilter. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

Technical ContextAI

This vulnerability is classified as Buffer Copy without Size Check (CWE-120), which allows attackers to overflow a buffer to corrupt adjacent memory. Tenda F1203 V2.0.1.6 was discovered to contain a buffer overflow via the deviceId parameter at /goform/addWifiMacFilter. Affected products include: Tenda F1203 Firmware.

RemediationAI

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.

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CVE-2022-46531 vulnerability details – vuln.today

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