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CVE-2023-25188

HIGHCVSS 7.8/10EPSS 0.10%

Last modified

CVE-2023-25188 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. An issue was discovered on NOKIA Airscale ASIKA Single RAN devices before 21B. If/when CSP (as a BTS administrator) removes security hardenings from the Nokia Single RAN BTS baseband unit, the BTS baseband unit diagnostic tool AaShell (which is by default disabled) allows unauthenticated access from the mobile network solution internal BTS management network to the BTS embedded Linux operating-system level.. EPSS estimates a 0.10% chance of exploitation in the next 30 days.

Description

An issue was discovered on NOKIA Airscale ASIKA Single RAN devices before 21B. If/when CSP (as a BTS administrator) removes security hardenings from the Nokia Single RAN BTS baseband unit, the BTS baseband unit diagnostic tool AaShell (which is by default disabled) allows unauthenticated access from the mobile network solution internal BTS management network to the BTS embedded Linux operating-system level.

Metrics

CVSS 3.1
7.8/10

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS Probability
0.10%

1.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
NokiaAsika Airscale Firmware19b
NokiaAsika Airscale Firmware20a
NokiaAsika Airscale Firmware20b
NokiaAsika Airscale Firmware20c
NokiaAsika Airscale Firmware21a

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2023-25188?
An issue was discovered on NOKIA Airscale ASIKA Single RAN devices before 21B. If/when CSP (as a BTS administrator) removes security hardenings from the Nokia Single RAN BTS baseband unit, the BTS baseband unit diagnostic tool AaShell (which is by default disabled) allows unauthenticated access from the mobile network solution internal BTS management network to the BTS embedded Linux operating-system level.
How severe is CVE-2023-25188?
CVE-2023-25188 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.10% probability of exploitation in the next 30 days.
How do I fix CVE-2023-25188?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2023-25188?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST