What is the CVSS score of CVE-2023-7187?

CVE-2023-7187 has a CVSS 3.1 base score of 8.8 (High). CVSS vector: CVSS:3.1/AV:A/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-2023-7187?

Yes, a public proof-of-concept exploit is available for CVE-2023-7187. Prioritise patching immediately. EPSS: 0.7%.

N350Rt Firmware CVE-2023-7187

HIGH

Stack-based Buffer Overflow (CWE-121)

2023-12-31 cna@vuldb.com

Stack Overflow Buffer Overflow N350Rt Firmware

8.8

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

8.8 HIGH

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

Attack Vector

Adjacent

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

Dec 31, 2023 - 14:15 nvd

HIGH 8.8

DescriptionNVD

A vulnerability was found in Totolink N350RT 9.3.5u.6139_B20201216. It has been rated as critical. This issue affects some unknown processing of the file /cgi-bin/cstecgi.cgi?action=login&flag=ie8 of the component HTTP POST Request Handler. The manipulation leads to stack-based buffer overflow. The exploit has been disclosed to the public and may be used. The identifier VDB-249389 was assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

AnalysisAI

A vulnerability was found in Totolink N350RT 9.3.5u.6139_B20201216. Rated high severity (CVSS 8.8), this vulnerability is no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

Technical ContextAI

This vulnerability is classified under CWE-121. A vulnerability was found in Totolink N350RT 9.3.5u.6139_B20201216. It has been rated as critical.cgi?action=login&flag=ie8 of the component HTTP POST Request Handler. The manipulation leads to stack-based buffer overflow. The exploit has been disclosed to the public and may be used. The identifier VDB-249389 was assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way. Affected products include: Totolink N350Rt Firmware.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.