CVE-2023-7214

Totolink N350RT HTTP POST Request main stack-based overflow

HIGH
8.8
CVSS Score
Published: January 7, 2024 at 08:00 PM UTC
Updated: June 17, 2026 at 06:52 AM UTC
2 products affected across 1 vendorN350RT FirmwareN350Rt

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Severity
HIGH8.8
Exploit prediction
EPSS 0.9%
SSVC
No known exploit

Description

A vulnerability, which was classified as critical, has been found in Totolink N350RT 9.3.5u.6139_B20201216. Affected by this issue is the function main of the file /cgi-bin/cstecgi.cgi?action=login of the component HTTP POST Request Handler. The manipulation of the argument v8 leads to stack-based buffer overflow. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. VDB-249770 is the identifier assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

9.3.5u.6139_B202012169.3.5u.6139_b20201216
totolink-n350rt (same device)
All versions

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (3)

SignaturePermissions RequiredThird Party AdvisoryVDB Entry
https://vuldb.com/?ctiid.249770
VDB EntryTechnical DescriptionPermissions RequiredThird Party Advisory
https://vuldb.com/?id.249770

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

Attack Vector
NETWORK
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-121CWE-787

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