How severe is CVE-2017-9100?

CVE-2017-9100 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over an adjacent network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2017-9100 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 85% (100th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-9100?

CVE-2017-9100 affects Dlink Dir-600m Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2017-9100?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2017-9100 published?

CVE-2017-9100 was published on 2017-05-21 and last updated on 2026-06-17.

CVE-2017-9100

CVE-2017-9100 is a high-severity vulnerability in Dlink Dir-600m Firmware with a CVSS 3.x base score of 8.8. Its EPSS exploit-prediction score of 85% places it in the 100th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-287.

Key facts

Severity: High (CVSS 3.x base score 8.8)
CVSS v2: 8.3
EPSS exploit prediction: 85% (100th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-287
Affected product: Dlink Dir-600m Firmware
Published: 2017-05-21
Last modified: 2026-06-17

Description

login.cgi on D-Link DIR-600M devices with firmware 3.04 allows remote attackers to bypass authentication by entering more than 20 blank spaces in the password field during an admin login attempt.

Frequently asked questions

What is CVE-2017-9100?: login.cgi on D-Link DIR-600M devices with firmware 3.04 allows remote attackers to bypass authentication by entering more than 20 blank spaces in the password field during an admin login attempt.
How severe is CVE-2017-9100?: CVE-2017-9100 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over an adjacent network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2017-9100 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 85% (100th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-9100?: CVE-2017-9100 affects Dlink Dir-600m Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2017-9100?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2017-9100 published?: CVE-2017-9100 was published on 2017-05-21 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:dlink:dir-600m_firmware:3.04:*:*:*:*:*:*:*

More vulnerabilities in Dlink Dir-600m Firmware

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