How severe is CVE-2023-48251?

CVE-2023-48251 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2023-48251 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (42nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-48251?

CVE-2023-48251 affects Bosch Nexo-os. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-48251?

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.

Does CVE-2023-48251 have an EU (EUVD) identifier?

Yes. CVE-2023-48251 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-52320.

When was CVE-2023-48251 published?

CVE-2023-48251 was published on 2024-01-10 and last updated on 2026-06-17.

CVE-2023-48251

CVE-2023-48251 is a high-severity vulnerability in Bosch Nexo-os 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. The underlying weakness is classified as CWE-798.

Key facts

Severity: High (CVSS 3.x base score 8.1)
EPSS exploit prediction: 1% (42nd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2023-52320
Weakness: CWE-798
Affected product: Bosch Nexo-os
Published: 2024-01-10
Last modified: 2026-06-17

Description

The vulnerability allows a remote attacker to authenticate to the SSH service with root privileges through a hidden hard-coded account.

Frequently asked questions

What is CVE-2023-48251?: The vulnerability allows a remote attacker to authenticate to the SSH service with root privileges through a hidden hard-coded account.
How severe is CVE-2023-48251?: CVE-2023-48251 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2023-48251 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (42nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-48251?: CVE-2023-48251 affects Bosch Nexo-os. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-48251?: 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.
Does CVE-2023-48251 have an EU (EUVD) identifier?: Yes. CVE-2023-48251 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-52320.
When was CVE-2023-48251 published?: CVE-2023-48251 was published on 2024-01-10 and last updated on 2026-06-17.

References

https://psirt.bosch.com/security-advisories/BOSCH-SA-711465.html

Affected products (1)

cpe:2.3:o:bosch:nexo-os:*:*:*:*:*:*:*:*

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