How severe is CVE-2018-8117?

CVE-2018-8117 has a CVSS 3.x base score of 6.8, rated medium severity. It is exploitable over an adjacent network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.

Is CVE-2018-8117 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (65th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-8117?

CVE-2018-8117 affects Microsoft Wireless Keyboard 850. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-8117?

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

When was CVE-2018-8117 published?

CVE-2018-8117 was published on 2018-04-12 and last updated on 2026-06-17.

CVE-2018-8117

CVE-2018-8117 is a medium-severity vulnerability in Microsoft Wireless Keyboard 850 with a CVSS 3.x base score of 6.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Medium (CVSS 3.x base score 6.8)
CVSS v2: 7.3
EPSS exploit prediction: 1% (65th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Microsoft Wireless Keyboard 850
Published: 2018-04-12
Last modified: 2026-06-17

Description

A security feature bypass vulnerability exists in the Microsoft Wireless Keyboard 850 which could allow an attacker to reuse an AES encryption key to send keystrokes to other keyboard devices or to read keystrokes sent by other keyboards for the affected devices, aka "Microsoft Wireless Keyboard 850 Security Feature Bypass Vulnerability." This affects Microsoft Wireless Keyboard 850.

Frequently asked questions

What is CVE-2018-8117?: A security feature bypass vulnerability exists in the Microsoft Wireless Keyboard 850 which could allow an attacker to reuse an AES encryption key to send keystrokes to other keyboard devices or to read keystrokes sent by other keyboards for the affected devices, aka "Microsoft Wireless Keyboard 850 Security Feature Bypass Vulnerability." This affects Microsoft Wireless Keyboard 850.
How severe is CVE-2018-8117?: CVE-2018-8117 has a CVSS 3.x base score of 6.8, rated medium severity. It is exploitable over an adjacent network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.
Is CVE-2018-8117 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (65th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-8117?: CVE-2018-8117 affects Microsoft Wireless Keyboard 850. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-8117?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2018-8117 published?: CVE-2018-8117 was published on 2018-04-12 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:h:microsoft:wireless_keyboard_850:-:*:*:*:*:*:*:*