How severe is CVE-2016-7821?

CVE-2016-7821 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2016-7821 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (75th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2016-7821?

CVE-2016-7821 affects Buffalotech Wnc01wh Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2016-7821?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2016-7821 published?

CVE-2016-7821 was published on 2017-06-09 and last updated on 2026-06-17.

CVE-2016-7821

CVE-2016-7821 is a medium-severity vulnerability in Buffalotech Wnc01wh Firmware with a CVSS 3.x base score of 6.5. 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-20.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
CVSS v2: 4.3
EPSS exploit prediction: 2% (75th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: Buffalotech Wnc01wh Firmware
Published: 2017-06-09
Last modified: 2026-06-17

Description

Buffalo WNC01WH devices with firmware version 1.0.0.8 and earlier allow remote attackers to cause a denial of service against the management screen via unspecified vectors.

Frequently asked questions

What is CVE-2016-7821?: Buffalo WNC01WH devices with firmware version 1.0.0.8 and earlier allow remote attackers to cause a denial of service against the management screen via unspecified vectors.
How severe is CVE-2016-7821?: CVE-2016-7821 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2016-7821 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (75th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2016-7821?: CVE-2016-7821 affects Buffalotech Wnc01wh Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2016-7821?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2016-7821 published?: CVE-2016-7821 was published on 2017-06-09 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:buffalotech:wnc01wh_firmware:*:*:*:*:*:*:*:*

More vulnerabilities in Buffalotech Wnc01wh Firmware

CVE-2016-7824 — High (CVSS 8.8): Buffalo NC01WH devices with firmware version 1.0.0.8 and earlier allows authenticated attackers to bypass access…
CVE-2016-7822 — High (CVSS 8.8): Cross-site request forgery (CSRF) vulnerability in Buffalo WNC01WH devices with firmware version 1.0.0.8 and earlier…
CVE-2016-7826 — Medium (CVSS 6.5): Directory traversal vulnerability in Buffalo WNC01WH devices with firmware version 1.0.0.8 and earlier allows…
CVE-2016-7825 — Medium (CVSS 6.5): Directory traversal vulnerability in Buffalo WNC01WH devices with firmware version 1.0.0.8 and earlier allows…
CVE-2016-7823 — Medium (CVSS 4.3): Cross-site scripting vulnerability in Buffalo WNC01WH devices with firmware version 1.0.0.8 and earlier allows…

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