What is the CVSS score of CVE-2023-7218?

CVE-2023-7218 has a CVSS 3.1 base score of 7.2 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 0.2%.

Which versions of N350Rt Firmware are affected by CVE-2023-7218?

CVE-2023-7218 presents moderate security risk, a stack-based buffer overflow vulnerability rated CVSS 7.2.

Is there a public PoC exploit available for CVE-2023-7218?

Yes, a public proof-of-concept exploit is available for CVE-2023-7218. Prioritise patching immediately. EPSS: 0.2%.

How to fix or mitigate CVE-2023-7218?

Within 30 days: Identify all affected systems and apply vendor patches as part of regular patch cycle. If patching is delayed, consider network segmentation to limit exposure.

N350Rt Firmware CVE-2023-7218

HIGH

Stack-based Buffer Overflow (CWE-121)

2024-01-08 cna@vuldb.com

Stack Overflow Buffer Overflow N350Rt Firmware

7.2

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

7.2 HIGH

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

High

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

Analysis Generated

Mar 28, 2026 - 19:34 vuln.today

PoC Detected

Nov 21, 2024 - 08:45 vuln.today

Public exploit code

CVE Published

Jan 08, 2024 - 21:15 nvd

HIGH 7.2

DescriptionCVE.org

A vulnerability, which was classified as critical, was found in Totolink N350RT 9.3.5u.6139_B202012. Affected is the function loginAuth of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument password leads to stack-based buffer overflow. It is possible to launch the attack remotely. The identifier of this vulnerability is VDB-249852. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

AnalysisAI

A vulnerability, which was classified as critical, was found in Totolink N350RT 9.3.5u.6139_B202012. Rated high severity (CVSS 7.2), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.

Technical ContextAI

This vulnerability is classified under CWE-121. A vulnerability, which was classified as critical, was found in Totolink N350RT 9.3.5u.6139_B202012. Affected is the function loginAuth of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument password leads to stack-based buffer overflow. It is possible to launch the attack remotely. The identifier of this vulnerability is VDB-249852. 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.