CVE-2023-6580

D-Link DIR-846 QoS POST deserialization

HIGH
8.8
CVSS Score
Published: December 7, 2023 at 09:31 PM UTC
Updated: June 17, 2026 at 06:51 AM UTC
2 products affected across 1 vendorDir 846 FirmwareDir-846

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Severity
HIGH8.8
Exploit prediction
EPSS 2%

Description

A vulnerability, which was classified as critical, was found in D-Link DIR-846 FW100A53DBR. This affects an unknown part of the file /HNAP1/ of the component QoS POST Handler. The manipulation of the argument smartqos_express_devices/smartqos_normal_devices leads to deserialization. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. The identifier VDB-247161 was 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.

dlink-dir-846 (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 Advisory
https://vuldb.com/?ctiid.247161
VDB EntryTechnical DescriptionThird Party Advisory
https://vuldb.com/?id.247161

CVSS

8.8HIGHVulDB
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-502

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