D-Link DIR-806 1200M11AC 100CNb11 HTTP_ST command injection

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
7.6$5k-$25k0.00

Summaryinfo

A vulnerability has been found in D-Link DIR-806 1200M11AC 100CNb11 and classified as critical. This affects an unknown part. This manipulation of the argument HTTP_ST causes command injection. This vulnerability is tracked as CVE-2023-43128. No exploit exists.

Detailsinfo

A vulnerability has been found in D-Link DIR-806 1200M11AC 100CNb11 (Router Operating System) and classified as critical. Affected by this vulnerability is an unknown part. The manipulation of the argument HTTP_ST with an unknown input leads to a command injection vulnerability. The CWE definition for the vulnerability is CWE-77. The product constructs all or part of a command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended command when it is sent to a downstream component. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

D-LINK DIR-806 1200M11AC wireless router DIR806A1_FW100CNb11 is vulnerable to command injection due to lax filtering of HTTP_ST parameters.

The weakness was disclosed 09/22/2023. It is possible to read the advisory at dlink.com.cn. This vulnerability is known as CVE-2023-43128 since 09/18/2023. Technical details of the vulnerability are known, but there is no available exploit. The pricing for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 02/03/2026). The attack technique deployed by this issue is T1202 according to MITRE ATT&CK.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2023-47547). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.6
VulDB Meta Temp Score: 7.6

VulDB Base Score: 5.5
VulDB Temp Score: 5.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Command injection
CWE: CWE-77 / CWE-74 / CWE-707
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

09/18/2023 🔍
09/22/2023 +4 days 🔍
09/22/2023 +0 days 🔍
02/03/2026 +865 days 🔍

Sourcesinfo

Vendor: dlink.com

Advisory: dlink.com.cn
Status: Not defined

CVE: CVE-2023-43128 (🔍)
GCVE (CVE): GCVE-0-2023-43128
GCVE (VulDB): GCVE-100-240187
EUVD: 🔍

Entryinfo

Created: 09/22/2023 08:06
Updated: 02/03/2026 02:32
Changes: 09/22/2023 08:06 (39), 10/14/2023 14:24 (11), 02/03/2026 02:32 (16)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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