Vulnerability · Published Dec 7, 2023 · Assigned by VulDB

CVE-2023-6580D-Link DIR-846 QoS POST deserialization

High 8.8

In plain English

A high-severity unsafe deserialization in DIR-846 from D-Link. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 2.3% (higher than 84% of all known vulnerabilities).

Severity (CVSS 3.1)8.8High

Exploit odds (30 days)2.3%top 16.3% of all CVEs

Exploited in the wildNo reportsnot in CISA KEV

Attack toolingNoneno public tooling known

Official 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 products (as reported)

Vendor	Product	Versions
D-Link	DIR-846	FW100A53DBR

Weakness: CWE-502 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

References

https://vuldb.com/?id.247161 vdb-entry, technical-description
https://vuldb.com/?ctiid.247161 signature, permissions-required
https://github.com/c2dc/cve-reported/blob/main/CVE-2023-6580/CVE-2023-6580.md exploit