How severe is CVE-2023-22661?

CVE-2023-22661 has a CVSS 3.x base score of 8.2, rated high severity. It is exploitable over local access with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2023-22661 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (11th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-22661?

CVE-2023-22661 primarily affects Intel Server System D50tnp1mhcrlc Firmware. In total, 10 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2023-22661?

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-2023-22661 published?

CVE-2023-22661 was published on 2023-05-10 and last updated on 2026-06-17.

CVE-2023-22661

CVE-2023-22661 is a high-severity vulnerability in Intel Server System D50tnp1mhcrlc Firmware with a CVSS 3.x base score of 8.2. 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-120.

Key facts

Severity: High (CVSS 3.x base score 8.2)
EPSS exploit prediction: 0% (11th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-120
Affected product: Intel Server System D50tnp1mhcrlc Firmware
Published: 2023-05-10
Last modified: 2026-06-17

Description

Buffer overflow in some Intel(R) Server Board BMC firmware before version 2.90 may allow a privileged user to enable escalation of privilege via local access.

Frequently asked questions

What is CVE-2023-22661?: Buffer overflow in some Intel(R) Server Board BMC firmware before version 2.90 may allow a privileged user to enable escalation of privilege via local access.
How severe is CVE-2023-22661?: CVE-2023-22661 has a CVSS 3.x base score of 8.2, rated high severity. It is exploitable over local access with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2023-22661 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (11th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-22661?: CVE-2023-22661 primarily affects Intel Server System D50tnp1mhcrlc Firmware. In total, 10 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2023-22661?: 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-2023-22661 published?: CVE-2023-22661 was published on 2023-05-10 and last updated on 2026-06-17.

References

https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00839.html

Affected products (10)

cpe:2.3:o:intel:server_system_d50tnp1mhcrlc_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:intel:server_system_d50tnp1mhcpac_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:intel:server_system_d50tnp2mhsvac_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:intel:server_system_d50tnp2mhstac_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:intel:server_system_d50tnp1mhcrac_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:intel:server_system_d50tnp2mfalac_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:intel:server_system_m50cyp1ur204_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:intel:server_system_m50cyp1ur212_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:intel:server_system_m50cyp2ur312_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:intel:server_system_m50cyp2ur208_firmware:*:*:*:*:*:*:*:*

More vulnerabilities in Intel Server System D50tnp1mhcrlc Firmware

CVE-2023-25545 — High (CVSS 8.2): Improper buffer restrictions in some Intel(R) Server Board BMC firmware before version 2.90 may allow a privileged user…
CVE-2023-22297 — High (CVSS 8.2): Access of memory location after end of buffer in some Intel(R) Server Board BMC firmware before version 2.90 may allow…
CVE-2023-22442 — High (CVSS 7.9): Out of bounds write in some Intel(R) Server Board BMC firmware before version 2.90 may allow a privileged user to…
CVE-2023-22379 — Medium (CVSS 6.7): Improper input validation in some Intel(R) Server Board BMC firmware before version 2.90 may allow a privileged user to…
CVE-2023-28411 — Medium (CVSS 6.3): Double free in some Intel(R) Server Board BMC firmware before version 2.90 may allow a privileged user to enable…
CVE-2023-25776 — Medium (CVSS 6.3): Improper input validation in some Intel(R) Server Board BMC firmware before version 2.90 may allow a privileged user to…

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