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CVE-2017-9100

74
FAUCET Score

CVE-2017-9100 describes an authentication bypass vulnerability in the login.cgi component of D-Link DIR-600M devices running firmware 3.04. An attacker can gain unauthorized administrative access by entering more than 20 blank spaces in the password field during a login attempt. This vulnerability carries a high CVSS score of 8.8, indicating a critical risk due to its low attack complexity, requiring no user interaction, and leading to high impacts on confidentiality, integrity, and availability. While no public exploit intelligence like Metasploit modules or ExploitDB entries are available, and there's minimal community discussion or media coverage, the ease of exploitation makes it a significant concern for affected devices.

Impacted Technologies

VendorProductVersion(s)CPE
3.04CPE matchmatch criteria
cpe:2.3:o:dlink:dir-600m_firmware:3.04:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

8.8HIGH

CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector
ADJACENT_NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
2.8
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
85.45%
Probability of exploitation in next 30 days
EPSS Percentile
99.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-24
Model: v2026.06.15
This CVE's current EPSS score of 0.8545 is in the 99th percentile among its peer group of 1,857 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.2 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

exploit-db.com / exploits/42039
ExploitThird Party AdvisoryVDB Entry
youtube.com / watch
ExploitThird Party Advisory
touhidshaikh.com / blog/poc/d-link-dir600-auth-bypass
ExploitThird Party Advisory