Buffer overflow in Insyde Kernel
CVE-2021-38575
NetworkPkg/IScsiDxe has remotely exploitable buffer overflows.
EPSS: 0.019 (76.8th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Insyde Kernel — versions 5.0, 5.1, 5.2
- Tianocore Edk2
- Tianocore Edk Ii — versions unspecified
Weakness classification (CWE)
Public proof-of-concept exploits
References
- infosec@edk2.groups.io (Exploit, Issue Tracking, Vendor Advisory)
- infosec@edk2.groups.io (Third Party Advisory)
- af854a3a-2127-422b-91ae-364da2661108
Frequently asked questions
- What is CVE-2021-38575?
- CVE-2021-38575 is a high-severity vulnerability in Insyde Kernel, classified under Buffer Underwrite. CVSS score: 8.1/10. Published 2021-12-01.
- How severe is CVE-2021-38575?
- High severity. CVSS v3 base score is 8.1 out of 10.
- Is CVE-2021-38575 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.