How severe is CVE-2023-48253?

CVE-2023-48253 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2023-48253 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (54th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-48253?

CVE-2023-48253 affects Bosch Nexo-os. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-48253?

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-2023-48253 have an EU (EUVD) identifier?

Yes. CVE-2023-48253 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-52322.

When was CVE-2023-48253 published?

CVE-2023-48253 was published on 2024-01-10 and last updated on 2026-06-17.

CVE-2023-48253

CVE-2023-48253 is a high-severity vulnerability in Bosch Nexo-os with a CVSS 3.x base score of 8.8. 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-89.

Key facts

Severity: High (CVSS 3.x base score 8.8)
EPSS exploit prediction: 1% (54th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2023-52322
Weakness: CWE-89
Affected product: Bosch Nexo-os
Published: 2024-01-10
Last modified: 2026-06-17

Description

The vulnerability allows a remote authenticated attacker to read or update arbitrary content of the authentication database via a crafted HTTP request. By abusing this vulnerability it is possible to exfiltrate other users’ password hashes or update them with arbitrary values and access their accounts.

Frequently asked questions

What is CVE-2023-48253?: The vulnerability allows a remote authenticated attacker to read or update arbitrary content of the authentication database via a crafted HTTP request. By abusing this vulnerability it is possible to exfiltrate other users’ password hashes or update them with arbitrary values and access their accounts.
How severe is CVE-2023-48253?: CVE-2023-48253 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2023-48253 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (54th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-48253?: CVE-2023-48253 affects Bosch Nexo-os. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-48253?: 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-2023-48253 have an EU (EUVD) identifier?: Yes. CVE-2023-48253 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-52322.
When was CVE-2023-48253 published?: CVE-2023-48253 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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CVE-2023-48252 — High (CVSS 8.8): The vulnerability allows an authenticated remote attacker to perform actions exceeding their authorized access via…
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