How severe is CVE-2023-48243?

CVE-2023-48243 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability high.

Is CVE-2023-48243 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (64th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-48243?

CVE-2023-48243 affects Bosch Nexo-os. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-48243?

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-2023-48243 have an EU (EUVD) identifier?

Yes. CVE-2023-48243 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-52312.

When was CVE-2023-48243 published?

CVE-2023-48243 was published on 2024-01-10 and last updated on 2026-06-17.

CVE-2023-48243

CVE-2023-48243 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-22.

Key facts

Severity: High (CVSS 3.x base score 8.1)
EPSS exploit prediction: 1% (64th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2023-52312
Weakness: CWE-22
Affected product: Bosch Nexo-os
Published: 2024-01-10
Last modified: 2026-06-17

Description

The vulnerability allows a remote attacker to upload arbitrary files in all paths of the system under the context of the application OS user (“root”) via a crafted HTTP request. By abusing this vulnerability, it is possible to obtain remote code execution (RCE) with root privileges on the device.

Frequently asked questions

What is CVE-2023-48243?: The vulnerability allows a remote attacker to upload arbitrary files in all paths of the system under the context of the application OS user (“root”) via a crafted HTTP request. By abusing this vulnerability, it is possible to obtain remote code execution (RCE) with root privileges on the device.
How severe is CVE-2023-48243?: CVE-2023-48243 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability high.
Is CVE-2023-48243 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (64th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-48243?: CVE-2023-48243 affects Bosch Nexo-os. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-48243?: 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-2023-48243 have an EU (EUVD) identifier?: Yes. CVE-2023-48243 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-52312.
When was CVE-2023-48243 published?: CVE-2023-48243 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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