CVE-2020-6840 :: Enginsight Vulnerability Database

Severity

CRITICAL

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

Atk. Vector

NETWORK

Atk. Complexity

LOW

Priv. Required

NONE

Base Score

CVSS 3.x

EPSS Score

Percentile: Unknown

Vendor	Product	Version
mruby	mruby	2.1.0

𝑥

= Vulnerable software versions

Debian Releases

Debian Product

Codename

mruby

bullseye	2.1.2-3 fixed
bookworm	3.1.0-3 fixed
sid	3.3.0-1 fixed
trixie	3.3.0-1 fixed

Ubuntu Releases

Ubuntu Product

Codename

mruby

noble	needs-triage
mantic	ignored
lunar	ignored
kinetic	ignored
jammy	needs-triage
impish	ignored
hirsute	ignored
groovy	ignored
focal	needs-triage
eoan	ignored
disco	ignored
bionic	needs-triage
xenial	needs-triage
trusty	dne

Known Exploits!

https://github.com/mruby/mruby/issues/4927

Common Weakness Enumeration

CWE-416 - Use After Free
Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code.

References

https://github.com/mruby/mruby/issues/4927