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CVE-2022-33972

16
FAUCET Score

CVE-2022-33972 describes an incorrect calculation in the microcode keying mechanism of some 3rd Generation Intel Xeon Scalable Processors. This vulnerability could allow a privileged local user to potentially disclose sensitive information. With a CVSS score of 4.4 (Medium), it requires high privileges and local access, leading to a high impact on confidentiality. There is currently no evidence of active exploitation, nor are there public exploit modules available in Metasploit, Nuclei, or ExploitDB, and community discussion and media coverage are minimal.

Impacted Technologies

VendorProductVersion(s)CPE
Range not provided by sourceCPE matchmatch criteria
cpe:2.3:o:intel:xeon_gold_5315y_firmware:-:*:*:*:*:*:*:*
Range not provided by sourceCPE matchmatch criteria
cpe:2.3:o:intel:xeon_gold_5317_firmware:-:*:*:*:*:*:*:*
Range not provided by sourceCPE matchmatch criteria
cpe:2.3:o:intel:xeon_gold_5318n_firmware:-:*:*:*:*:*:*:*
Range not provided by sourceCPE matchmatch criteria
cpe:2.3:o:intel:xeon_gold_5318s_firmware:-:*:*:*:*:*:*:*
Range not provided by sourceCPE matchmatch criteria
cpe:2.3:o:intel:xeon_gold_5318y_firmware:-:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

6.1MEDIUM

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

Attack Vector
LOCAL
Attack Complexity
HIGH
Privileges Required
HIGH
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
HIGH
Integrity Impact
LOW
Availability Impact
NONE
Exploitability Score
0.8
Impact Score
4.7
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.22%
Probability of exploitation in next 30 days
EPSS Percentile
12.6%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0022 is in the 56th percentile among its peer group of 3,720 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Vendor Patches (4)

redhatno patchvia redhat_api
Product: Red Hat Enterprise Linux 8Fixed in: microcode_ctl
redhatno patchvia redhat_api
Product: Red Hat Enterprise Linux 9Fixed in: microcode_ctl
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 7Fixed in: microcode_ctl
redhatend of lifevia redhat_api
Product: Red Hat Virtualization 4Fixed in: redhat-virtualization-host

Vendor Advisories (1)

redhatCVE-2022-33972Moderate

kernel: Intel firmware update for incorrect calculation in microcode keying mechanism

Feb 16, 2023

References

security.netapp.com / advisory/ntap-20230302-0012
intel.com / content/www/us/en/security-center/advisory/intel-sa-00730.html
Vendor Advisory