A3700r Firmware CVE-2022-36463

HIGH

Out-of-bounds Write (CWE-787)

2022-08-25 cve@mitre.org

Memory Corruption Buffer Overflow A3700r Firmware

7.8

CVSS 3.1 · NVD

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Severity by source

NVD PRIMARY

7.8 HIGH

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

1

CVE Published

Aug 25, 2022 - 14:15 nvd

HIGH 7.8

DescriptionNVD

TOTOLINK A3700R V9.1.2u.6134_B20201202 was discovered to contain a stack overflow via the command parameter in the function setTracerouteCfg.

AnalysisAI

TOTOLINK A3700R V9.1.2u.6134_B20201202 was discovered to contain a stack overflow via the command parameter in the function setTracerouteCfg. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. Public exploit code available and no vendor patch available.

Technical ContextAI

This vulnerability is classified as Out-of-bounds Write (CWE-787), which allows attackers to write data beyond allocated buffer boundaries leading to code execution or crashes. TOTOLINK A3700R V9.1.2u.6134_B20201202 was discovered to contain a stack overflow via the command parameter in the function setTracerouteCfg. Affected products include: Totolink A3700R Firmware.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Validate write boundaries, use memory-safe languages, enable compiler protections (ASLR, stack canaries).

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CVE-2022-36463 vulnerability details – vuln.today

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