CVE-2024-4497

Tenda i21 formexeCommand stack-based overflow

HIGH
8.8
CVSS Score
Published: May 5, 2024 at 06:31 AM UTC
Updated: June 17, 2026 at 08:01 AM UTC
2 products affected across 1 vendorI21 FirmwareI21

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Severity
HIGH8.8
Exploit prediction
EPSS 1%
SSVC
PoC

Description

A vulnerability was found in Tenda i21 1.0.0.14(4656). It has been declared as critical. This vulnerability affects the function formexeCommand. The manipulation of the argument cmdinput leads to stack-based buffer overflow. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. VDB-263086 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.

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 (4)

SignaturePermissions RequiredThird Party AdvisoryVDB Entry
https://vuldb.com/?ctiid.263086
VDB EntryTechnical DescriptionThird Party Advisory
https://vuldb.com/?id.263086
Third Party AdvisoryVDB Entry
https://vuldb.com/?submit.323607

SSVC — Action Prioritization

SSVCPoCNot automatableTotal impact

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

CVSS

8.8HIGHVulDB
Vector?

Quick Info

StatusANALYZED
CWE
CWE-121CWE-787

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