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CVE-2023-40158

HIGHCVSS 8.8/10EPSS 0.93%

Last modified

CVE-2023-40158 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. Hidden functionality vulnerability in the CBC products allows a remote authenticated attacker to execute an arbitrary OS command on the device or alter its settings. As for the affected products/versions, see the detailed information provided by the vendor. EPSS estimates a 0.93% chance of exploitation in the next 30 days.

Description

Hidden functionality vulnerability in the CBC products allows a remote authenticated attacker to execute an arbitrary OS command on the device or alter its settings. As for the affected products/versions, see the detailed information provided by the vendor. Note that NR4H, NR8H, NR16H series and DR-16F, DR-8F, DR-4F, DR-16H, DR-8H, DR-4H, DR-4M41 series are no longer supported, therefore updates for those products are not provided.

Metrics

CVSS 3.1
8.8/10

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

EPSS Probability
0.93%

56.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
CbcNr4h FirmwareAll versions
CbcNr8h FirmwareAll versions
CbcNr16h FirmwareAll versions
CbcDr-16f42a FirmwareAll versions
CbcDr-16f45at FirmwareAll versions
CbcDr-8f42a FirmwareAll versions
CbcDr-8f45at FirmwareAll versions
CbcDr-4fx1 FirmwareAll versions
CbcDr-16h FirmwareAll versions
CbcDr-8h FirmwareAll versions
CbcDr-4h FirmwareAll versions
CbcDrh8-4m41-A FirmwareAll versions
CbcNr8-4m71 FirmwareAll versions
CbcNr8-8m72 FirmwareAll versions
CbcNr-16m FirmwareAll versions
CbcNr-16f85-8pra FirmwareAll versions
CbcNr-16f82-16p FirmwareAll versions
CbcNr-4f FirmwareAll versions
CbcNr-8f FirmwareAll versions
CbcDr-16m52 FirmwareAll versions
CbcDr-16m52-Av FirmwareAll versions
CbcDr-8m52-Av FirmwareAll versions
CbcDr-4m51-Av FirmwareAll versions

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2023-40158?
Hidden functionality vulnerability in the CBC products allows a remote authenticated attacker to execute an arbitrary OS command on the device or alter its settings. As for the affected products/versions, see the detailed information provided by the vendor. Note that NR4H, NR8H, NR16H series and DR-16F, DR-8F, DR-4F, DR-16H, DR-8H, DR-4H, DR-4M41 series are no longer supported, therefore updates for those products are not provided.
How severe is CVE-2023-40158?
CVE-2023-40158 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 0.93% probability of exploitation in the next 30 days.
How do I fix CVE-2023-40158?
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-2023-40158?

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

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Source: NVD / NIST