Vulnerability in Intel Sgx Dcap
CVE-2022-21123
Incomplete cleanup of multi-core shared buffers for some Intel(R) Processors may allow an authenticated user to potentially enable information disclosure via local access.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.
EPSS exploit prediction
EPSS: 0.062 (93.2th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 93rd percentile — 93.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.062 · newest: 0.062 · change: 0.000
Affected products
- Intel Sgx Dcap
- Intel Sgx Psw
- Intel Sgx Sdk
- VMware Esxi — versions 7.0
- Xen
- Debian Linux — versions 9.0, 10.0, 11.0
- Fedoraproject Fedora — versions 35, 36
- Intel(r) Processors — versions See references
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00615.html (Patch, Vendor Advisory)
- www.openwall.com/lists/oss-security/2022/06/16/1 (mailing-list, Patch, Mailing List, Third Party Advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- security.netapp.com/advisory/ntap-20220624-0008/ (Third Party Advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- lists.debian.org/debian-lts-announce/2022/07/msg00000.html (mailing-list, Mailing List, Third Party Advisory)
- www.debian.org/security/2022/dsa-5173 (vendor-advisory, Third Party Advisory)
- www.debian.org/security/2022/dsa-5178 (vendor-advisory, Third Party Advisory)
- www.debian.org/security/2022/dsa-5184 (vendor-advisory, Third Party Advisory)
Frequently asked questions
- What is CVE-2022-21123?
- CVE-2022-21123 is a medium-severity vulnerability in Intel Sgx Dcap, classified under Incomplete Cleanup. CVSS score: 5.5/10. Published 2022-06-15.
- How severe is CVE-2022-21123?
- Medium severity. CVSS v3 base score is 5.5 out of 10.
- Is CVE-2022-21123 known to be exploited?
- 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.