How severe is CVE-2018-20959?

CVE-2018-20959 has a CVSS 3.x base score of 8.1, 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 none, integrity high, and availability high.

Is CVE-2018-20959 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (43rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-20959?

CVE-2018-20959 affects Jura E8 Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-20959?

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-2018-20959 published?

CVE-2018-20959 was published on 2019-08-07 and last updated on 2026-06-17.

CVE-2018-20959

CVE-2018-20959 is a high-severity vulnerability in Jura E8 Firmware with a CVSS 3.x base score of 8.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: High (CVSS 3.x base score 8.1)
CVSS v2: 4.8
EPSS exploit prediction: 1% (43rd percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Jura E8 Firmware
Published: 2019-08-07
Last modified: 2026-06-17

Description

Jura E8 devices lack Bluetooth connection security.

Frequently asked questions

What is CVE-2018-20959?: Jura E8 devices lack Bluetooth connection security.
How severe is CVE-2018-20959?: CVE-2018-20959 has a CVSS 3.x base score of 8.1, 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 none, integrity high, and availability high.
Is CVE-2018-20959 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (43rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-20959?: CVE-2018-20959 affects Jura E8 Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-20959?: 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-2018-20959 published?: CVE-2018-20959 was published on 2019-08-07 and last updated on 2026-06-17.

References

https://www.pentestpartners.com/security-blog/hacking-the-nespresso-prodigio-and-jura-e8-coffee-machines/

Affected products (1)

cpe:2.3:o:jura:e8_firmware:-:*:*:*:*:*:*:*