How severe is CVE-2020-6774?

CVE-2020-6774 has a CVSS 3.x base score of 9.3, rated critical severity. It is exploitable over local access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2020-6774 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (20th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-6774?

CVE-2020-6774 affects Bosch Recording Station Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-6774?

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-2020-6774 published?

CVE-2020-6774 was published on 2020-05-27 and last updated on 2026-06-17.

CVE-2020-6774

CVE-2020-6774 is a critical-severity vulnerability in Bosch Recording Station Firmware with a CVSS 3.x base score of 9.3. 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-668.

Key facts

Severity: Critical (CVSS 3.x base score 9.3)
CVSS v2: 7.2
EPSS exploit prediction: 0% (20th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-668
Affected product: Bosch Recording Station Firmware
Published: 2020-05-27
Last modified: 2026-06-17

Description

Improper Access Control in the Kiosk Mode functionality of Bosch Recording Station allows a local unauthenticated attacker to escape from the Kiosk Mode and access the underlying operating system.

Frequently asked questions

What is CVE-2020-6774?: Improper Access Control in the Kiosk Mode functionality of Bosch Recording Station allows a local unauthenticated attacker to escape from the Kiosk Mode and access the underlying operating system.
How severe is CVE-2020-6774?: CVE-2020-6774 has a CVSS 3.x base score of 9.3, rated critical severity. It is exploitable over local access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2020-6774 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (20th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-6774?: CVE-2020-6774 affects Bosch Recording Station Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-6774?: 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-2020-6774 published?: CVE-2020-6774 was published on 2020-05-27 and last updated on 2026-06-17.

References

https://psirt.bosch.com/security-advisories/BOSCH-SA-363824-BT.html

Affected products (1)

cpe:2.3:o:bosch:recording_station_firmware:-:*:*:*:*:*:*:*

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