How severe is CVE-2023-38585?

CVE-2023-38585 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-2023-38585 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (51st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-38585?

CVE-2023-38585 primarily affects Cbc Nr4h Firmware. In total, 23 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2023-38585?

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.

When was CVE-2023-38585 published?

CVE-2023-38585 was published on 2023-08-23 and last updated on 2026-06-17.

CVE-2023-38585

CVE-2023-38585 is a high-severity vulnerability in Cbc Nr4h Firmware 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-287.

Key facts

Severity: High (CVSS 3.x base score 8.8)
EPSS exploit prediction: 1% (51st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-287
Affected product: Cbc Nr4h Firmware
Published: 2023-08-23
Last modified: 2026-06-17

Description

Improper authentication 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.

Frequently asked questions

What is CVE-2023-38585?: Improper authentication 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-2023-38585?: CVE-2023-38585 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-2023-38585 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (51st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-38585?: CVE-2023-38585 primarily affects Cbc Nr4h Firmware. In total, 23 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2023-38585?: 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.
When was CVE-2023-38585 published?: CVE-2023-38585 was published on 2023-08-23 and last updated on 2026-06-17.

References

Affected products (23)

cpe:2.3:o:cbc:nr4h_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:cbc:nr8h_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:cbc:nr16h_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:cbc:dr-16f42a_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:cbc:dr-16f45at_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:cbc:dr-8f42a_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:cbc:dr-8f45at_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:cbc:dr-4fx1_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:cbc:dr-16h_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:cbc:dr-8h_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:cbc:dr-4h_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:cbc:drh8-4m41-a_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:cbc:nr8-4m71_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:cbc:nr8-8m72_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:cbc:nr-16m_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:cbc:nr-16f85-8pra_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:cbc:nr-16f82-16p_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:cbc:nr-4f_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:cbc:nr-8f_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:cbc:dr-16m52_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:cbc:dr-16m52-av_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:cbc:dr-8m52-av_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:cbc:dr-4m51-av_firmware:-:*:*:*:*:*:*:*

More vulnerabilities in Cbc Nr4h Firmware

CVE-2023-40144 — High (CVSS 8.8): OS command injection vulnerability in the CBC products allows a remote authenticated attacker to execute an arbitrary…
CVE-2023-40158 — High (CVSS 8.8): Hidden functionality vulnerability in the CBC products allows a remote authenticated attacker to execute an arbitrary…

All CVEs affecting Cbc Nr4h Firmware →

Other CWE-287 (Improper Authentication) vulnerabilities

CVE-2026-45480 — Critical (CVSS 10.0): Improper authentication in Azure Active Directory allows an unauthorized attacker to elevate privileges over a network.
CVE-2026-46389 — Critical (CVSS 10.0): UDS Identity Config builds the Keycloak configuration image (realm, plugins, theme, truststore, JARs) consumed by UDS…
CVE-2026-10611 — Critical (CVSS 10.0): An authentication bypass vulnerability exists in MISP when LDAP mixed authentication is enabled with OTP enforcement.…
CVE-2026-47280 — Critical (CVSS 10.0): Improper authentication in Azure Resource Manager (ARM) allows an unauthorized attacker to elevate privileges over a…
CVE-2026-42822 — Critical (CVSS 10.0): Improper authentication in Azure Local Disconnected Operations allows an unauthorized attacker to elevate privileges…
CVE-2026-20182 — Critical (CVSS 10.0): May 2026: This security advisory provides the details and fix information for a vulnerability that was discovered and…

Browse all CWE-287 (Improper Authentication) vulnerabilities →