CVE-2021-38578 :: Enginsight Vulnerability Database

Provider	Type	Base Score	Atk. Vector	Atk. Complexity	Priv. Required	Vector
NIST	NIST	7.4 HIGH	LOCAL	HIGH	HIGH	CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:L
TianoCore	CNA	7.4 HIGH	LOCAL	HIGH	HIGH	CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:L
CVE	ADP	---				---
CISA-ADP	ADP	---				---

Base Score

CVSS 3.x

EPSS Score

Percentile: 19%

Vendor	Product	Version
tianocore	edk2	𝑥 ≤ 202202
insyde	kernel	5.0
insyde	kernel	5.1
insyde	kernel	5.2
insyde	kernel	5.3
insyde	kernel	5.4
insyde	kernel	5.5

𝑥

= Vulnerable software versions

Debian Releases

Debian Product

Codename

edk2

bullseye (security)	vulnerable
bullseye	no-dsa
buster	no-dsa
bookworm	2022.11-6+deb12u1 fixed
bookworm (security)	2022.11-6+deb12u1 fixed
sid	2024.08-4 fixed
trixie	2024.08-4 fixed

Ubuntu Releases

Ubuntu Product

Codename

edk2

noble	not-affected
mantic	not-affected
lunar	not-affected
kinetic	ignored
jammy	needed
impish	ignored
focal	needed
bionic	needed
xenial	needs-triage
trusty	ignored

Common Weakness Enumeration

CWE-124 - Buffer Underwrite ('Buffer Underflow')
The software writes to a buffer using an index or pointer that references a memory location prior to the beginning of the buffer.
CWE-787 - Out-of-bounds Write
The software writes data past the end, or before the beginning, of the intended buffer.

References

https://bugzilla.tianocore.org/show_bug.cgi?id=3387

https://www.insyde.com/security-pledge/SA-2023024

https://bugzilla.tianocore.org/show_bug.cgi?id=3387

https://lists.debian.org/debian-lts-announce/2025/06/msg00007.html

https://www.insyde.com/security-pledge/SA-2023024