CVE-2023-4746

TOTOLINK N200RE V5 Validity_check format string

HIGH
8.8
CVSS Score
Published: September 4, 2023 at 12:00 AM UTC
Updated: June 17, 2026 at 06:38 AM UTC
2 products affected across 1 vendorN200RE V5 FirmwareTOTOLINK N200RE V5

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Severity
HIGH8.8
Exploit prediction
EPSS 4%

Description

A vulnerability classified as critical has been found in TOTOLINK N200RE V5 9.3.5u.6437_B20230519. This affects the function Validity_check. The manipulation leads to format string. It is possible to initiate the attack remotely. The root-cause of the vulnerability is a format string issue. But the impact is to bypass the validation which leads to to OS command injection. The exploit has been disclosed to the public and may be used. The associated identifier of this vulnerability is VDB-238635.

Affected

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

9.3.5u.6437_B202305199.3.5u.6437_b20230519
totolink-n200re-v5 (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 Required
https://vuldb.com/?ctiid.238635
VDB EntryTechnical DescriptionThird Party Advisory
https://vuldb.com/?id.238635

CVSS

8.8HIGHVulDB
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-134

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