HOMEVULNERABILITIESCVE-2017-3191
CRITICAL

CVE-2017-3191

CWE-294Published: December 16, 2017· Updated: Jun 17, 2026

9.8
CVSS v3.1

Official Description

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.

NVD Source

Technical Analysis

CVE-2017-3191 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 9.8.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.None
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected Vendors & Products

d-link2 product(s)
dir-130 firmwaredir-330 firmware
dlink2 product(s)
dir-130dir-330
Source: NVD CPE · 4 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

ADVISORYhttps://www.kb.cert.org/vuls/id/553503
ADVISORYhttps://www.wilderssecurity.com/threads/d-link-dir-130-and-dir-330-are-vulnerable-to-authentication-bypass-and-do-not-protect-credentials.392703/
ADVISORYhttps://www.kb.cert.org/vuls/id/553503
ADVISORYhttps://www.wilderssecurity.com/threads/d-link-dir-130-and-dir-330-are-vulnerable-to-authentication-bypass-and-do-not-protect-credentials.392703/

All References (8)

→
https://exchange.xforce.ibmcloud.com/vulnerabilities/123293VDB Entry
→
https://www.kb.cert.org/vuls/id/553503Issue Tracking · Third Party Advisory · US Government Resource
→
https://www.scmagazine.com/d-link-dir-130-and-dir-330-routers-vulnerable/article/644553/Press/Media Coverage
→
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
→
https://exchange.xforce.ibmcloud.com/vulnerabilities/123293VDB Entry
→
https://www.kb.cert.org/vuls/id/553503Issue Tracking · Third Party Advisory · US Government Resource
→
https://www.scmagazine.com/d-link-dir-130-and-dir-330-routers-vulnerable/article/644553/Press/Media Coverage
→
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

Quick Facts

CVE IDCVE-2017-3191
CVSS Score9.8 / 10
SeverityCRITICAL
WeaknessCWE-294
CISA KEVNo
Affected2 vendor(s)
PublishedDec 16, 2017

Related CVEs (CWE-294)

CVE-2025-49752
10.0
CVE-2019-18226
9.8
CVE-2022-22806
9.8
CVE-2018-17932
9.8
CVE-2018-19025
9.8
CVE-2020-35551
9.8

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2017-3191 in threat intel feeds
  • →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.
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