Vulnerability Monitor

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CVE-2017-3191

D-Link DIR-130 firmware version 1.23 and DIR-330 firmware version 1.12 are vulnerable to authentication bypass of the remote login page. A remote attacker that can access the remote management login page can manipulate the POST request in such a manner as to access some administrator-only pages such as tools_admin.asp without credentials.

Security Impact Summary

This vulnerability carries a CRITICAL severity rating with a CVSS v3.1 score of 9.8, indicating it can be exploited remotely over the network with relatively low complexity without requiring user interaction and does not require pre-existing privileges . The vulnerability impacts confidentiality (data exposure), integrity (unauthorized modifications), and availability (service disruption) for affected systems. Impacting 4 products from d-link, from dlink, from d-link and 1 other, organizations running these solutions should prioritize assessment and patching.

Historical Context

First disclosed in 2017, this vulnerability was reported during a period defined by widespread IoT adoption challenges, mobile security concerns, and the emergence of advanced persistent threat (APT) techniques. Contemporary mitigation strategies focused on secure development practices and third-party component vetting.

Published

2017-12-16T02:29:10.277

Last Modified

2025-04-20T01:37:25.860

Status

Deferred

Source

[email protected]

Severity

CVSSv3.0: 9.8 (CRITICAL)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:P/I:N/A:N

Access Vector: NETWORK
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: PARTIAL
Integrity Impact: NONE
Availability Impact: NONE

Exploitability Score

10.0

Impact Score

2.9

Weaknesses

Type: Secondary
CWE-294
Type: Primary
CWE-20

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Operating System	d-link	dir-130_firmware	1.23	Yes
Hardware	dlink	dir-130	-	No
Operating System	d-link	dir-330_firmware	1.12	Yes
Hardware	dlink	dir-330	-	No

References

https://exchange.xforce.ibmcloud.com/vulnerabilities/123293 VDB Entry ([email protected])
https://www.kb.cert.org/vuls/id/553503 Issue Tracking, Third Party Advisory, US Government Resource ([email protected])
https://www.scmagazine.com/d-link-dir-130-and-dir-330-routers-vulnerable/article/644553/ Press/Media Coverage ([email protected])
https://www.wilderssecurity.com/threads/d-link-dir-130-and-dir-330-are-vulnerable-to-authentication-bypass-and-do-not-protect-credentials.392703/ Issue Tracking, Third Party Advisory ([email protected])
https://exchange.xforce.ibmcloud.com/vulnerabilities/123293 VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
https://www.kb.cert.org/vuls/id/553503 Issue Tracking, Third Party Advisory, US Government Resource (af854a3a-2127-422b-91ae-364da2661108)
https://www.scmagazine.com/d-link-dir-130-and-dir-330-routers-vulnerable/article/644553/ Press/Media Coverage (af854a3a-2127-422b-91ae-364da2661108)
https://www.wilderssecurity.com/threads/d-link-dir-130-and-dir-330-are-vulnerable-to-authentication-bypass-and-do-not-protect-credentials.392703/ Issue Tracking, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For d-link's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.