D-Link DCS-931L up to 1.13.0 /setSystemAdmin doSystem AdminID command injection

Summaryinfo

A vulnerability described as critical has been identified in D-Link DCS-931L up to 1.13.0. The affected element is the function doSystem of the file /setSystemAdmin. Executing a manipulation of the argument AdminID can lead to command injection. This vulnerability only affects products that are no longer supported by the maintainer. The identification of this vulnerability is CVE-2026-2227. The attack may be launched remotely. Furthermore, there is an exploit available.

Detailsinfo

A vulnerability classified as critical was found in D-Link DCS-931L up to 1.13.0. This vulnerability affects the function doSystem of the file /setSystemAdmin. The manipulation of the argument AdminID 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 advisory is shared for download at github.com. This vulnerability was named CVE-2026-2227. The exploitation appears to be easy. The attack can be initiated remotely. Additional levels of successful authentication are needed for exploitation. Technical details and also a public exploit are known. The MITRE ATT&CK project declares the attack technique as T1202.

It is possible to download the exploit at github.com. It is declared as proof-of-concept.

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

VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 5.5
VulDB Meta Temp Score: 5.4

VulDB Base Score: 4.7
VulDB Temp Score: 4.3
VulDB Vector: 🔒
VulDB Reliability: 🔍

NVD Base Score: 7.2
NVD Vector: 🔒

CNA Base Score: 4.7
CNA 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: 🔒
Access: Public
Status: Proof-of-Concept
Download: 🔒

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

02/08/2026 Advisory disclosed
02/08/2026 +0 days VulDB entry created
02/23/2026 +15 days VulDB entry last update

Sourcesinfo

Vendor: dlink.com

Advisory: github.com
Status: Not defined

CVE: CVE-2026-2227 (🔒)
GCVE (CVE): GCVE-0-2026-2227
GCVE (VulDB): GCVE-100-344944
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 02/08/2026 17:17
Updated: 02/23/2026 15:48
Changes: 02/08/2026 17:17 (57), 02/09/2026 11:43 (30), 02/11/2026 11:09 (11), 02/23/2026 15:48 (1)
Complete: 🔍
Submitter: Ruler-Chovy
Cache ID: 216::103

Submitinfo

Accepted

  • Submit #753450: D-Link D-Link DCS931L v1.0.0-v1.13.0 Command Injection (by Ruler-Chovy)

Duplicate

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