What is the CVSS score of CVE-2023-36952?

CVE-2023-36952 has a CVSS 3.1 base score of 9.8 (Critical). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 0.7%.

Is there a public PoC exploit available for CVE-2023-36952?

Yes, a public proof-of-concept exploit is available for CVE-2023-36952. Prioritise patching immediately. EPSS: 0.7%.

Cp300 Firmware CVE-2023-36952

CRITICAL

Out-of-bounds Write (CWE-787)

2023-10-16 cve@mitre.org

Memory Corruption Buffer Overflow Cp300 Firmware

9.8

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

9.8 CRITICAL

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

Oct 16, 2023 - 05:15 nvd

CRITICAL 9.8

DescriptionNVD

TOTOLINK CP300+ V5.2cu.7594_B20200910 was discovered to contain a stack overflow via the pingIp parameter in the function setDiagnosisCfg.

AnalysisAI

TOTOLINK CP300+ V5.2cu.7594_B20200910 was discovered to contain a stack overflow via the pingIp parameter in the function setDiagnosisCfg. Rated critical severity (CVSS 9.8), 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 Out-of-bounds Write (CWE-787), which allows attackers to write data beyond allocated buffer boundaries leading to code execution or crashes. TOTOLINK CP300+ V5.2cu.7594_B20200910 was discovered to contain a stack overflow via the pingIp parameter in the function setDiagnosisCfg. Affected products include: Totolink Cp300\+ 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).