How severe is CVE-2017-2126?

CVE-2017-2126 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2017-2126 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (89th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-2126?

CVE-2017-2126 primarily affects Buffalo Wapm-1166d Firmware. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2017-2126?

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

When was CVE-2017-2126 published?

CVE-2017-2126 was published on 2017-07-22 and last updated on 2026-06-17.

CVE-2017-2126

CVE-2017-2126 is a critical-severity vulnerability in Buffalo Wapm-1166d Firmware with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-287.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 10.0
EPSS exploit prediction: 4% (89th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-287
Affected product: Buffalo Wapm-1166d Firmware
Published: 2017-07-22
Last modified: 2026-06-17

Description

WAPM-1166D firmware Ver.1.2.7 and earlier, WAPM-APG600H firmware Ver.1.16.1 and earlier allows remote attackers to bypass authentication and access the configuration interface via unspecified vectors.

Frequently asked questions

What is CVE-2017-2126?: WAPM-1166D firmware Ver.1.2.7 and earlier, WAPM-APG600H firmware Ver.1.16.1 and earlier allows remote attackers to bypass authentication and access the configuration interface via unspecified vectors.
How severe is CVE-2017-2126?: CVE-2017-2126 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2017-2126 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (89th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-2126?: CVE-2017-2126 primarily affects Buffalo Wapm-1166d Firmware. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2017-2126?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2017-2126 published?: CVE-2017-2126 was published on 2017-07-22 and last updated on 2026-06-17.

References

Affected products (2)

cpe:2.3:o:buffalo:wapm-1166d_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:buffalo:wapm-apg600h_firmware:*:*:*:*:*:*:*:*

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