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

Quick assessment

Affected
D-Link DIR-846
Exploitation
Public or AI PoC available; prioritize validation
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

D-Link DIR-846是中国友讯（D-Link）公司的一款无线路由器。 D-Link DIR-846存在代码问题漏洞，该漏洞源于文件/HNAP1/的参数smartqos_express_devices/smartqos_normal_devices会导致反序列化。

CVSS 8.8 · High EPSS 2.35% · P83
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I. Basic Information for CVE-2023-6580

Vulnerability Information
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Vulnerability Title
D-Link DIR-846 QoS POST deserialization
Source: CVE Program / CVE List V5
Vulnerability 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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
可信数据的反序列化
Source: CVE Program / CVE List V5
Vulnerability Title
D-Link DIR-846 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
D-Link DIR-846是中国友讯（D-Link）公司的一款无线路由器。 D-Link DIR-846存在代码问题漏洞，该漏洞源于文件/HNAP1/的参数smartqos_express_devices/smartqos_normal_devices会导致反序列化。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
D-Link DIR-846 FW100A53DBR -

II. Public POCs for CVE-2023-6580

# POC Description Source Link Shenlong Link
AI-Generated POC Verified env Premium
Qwen3.6-35B-A3B · 8684 chars
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III. Intelligence Information for CVE-2023-6580

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Vendor Advisories for CVE-2023-6580 (2)

Other References for CVE-2023-6580 (1)

IV. Related Vulnerabilities

Same vendor: D-Link
Same weakness: CWE-502

V. Comments for CVE-2023-6580

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