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N350Rt Firmware CVE-2022-36488

HIGH
Out-of-bounds Write (CWE-787)
2022-08-25 cve@mitre.org
Memory Corruption Buffer Overflow N350Rt 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 N350RT V9.3.5u.6139_B20201216 was discovered to contain a stack overflow via the sPort parameter in the function setIpPortFilterRules.

AnalysisAI

TOTOLINK N350RT V9.3.5u.6139_B20201216 was discovered to contain a stack overflow via the sPort parameter in the function setIpPortFilterRules. 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 N350RT V9.3.5u.6139_B20201216 was discovered to contain a stack overflow via the sPort parameter in the function setIpPortFilterRules. Affected products include: Totolink N350Rt 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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Same weakness CWE-787 – Out-of-bounds Write

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Same technique Memory Corruption

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CVE-2012-4792 HIGH POC
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CVE-2022-36488 vulnerability details – vuln.today
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