What’s Vulnerable › Vulnerabilities

CVE-2024-21820

• Severity: high (CVSS 7.2 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2024-11-13 · updated 2026-06-17
• Weakness: CWE-276

Description

Incorrect default permissions in some Intel(R) Xeon(R) processor memory controller configurations when using Intel(R) SGX may allow a privileged user to potentially enable escalation of privilege via local access.

Affected products

• Intel 3Rd Generation Intel Xeon Scalable Processor Family: 606A6
• Intel 4Th Generation Intel Xeon Processor Scalable Family: 806f7, 806f8
• Intel 5Th Generation Intel Xeon Processor Scalable Family: c06f2
• Intel Xeon D Processor: 606C1

References

• https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-01079.html
• https://lists.debian.org/debian-lts-announce/2024/12/msg00024.html

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