CVE-2023-6580: d-link dir-846_firmware Deserialization of Untrusted Data

Vulnerability summary

CVE-2023-6580 is a high (CVSS 9.0) Deserialization of Untrusted Data vulnerability in d-link dir-846_firmware. EPSS estimates a 2.35% chance of exploitation in the next 30 days, higher than 83.5% of scored vulnerabilities. 1 public exploit is recorded.

Timeline

1. 07-12-2023
   PublishedVulnerability first disclosed.
2. 02-08-2024
   Last modifiedVulnerability information updated.

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.

• CWE-502Deserialization of Untrusted DataThe product deserializes untrusted data without sufficiently ensuring that the resulting data will be valid.