CVE-2021-33796

EUVD-2021-20473
In MuJS before version 1.1.2, a use-after-free flaw in the regexp source property access may cause denial of service.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
10 CRITICAL
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
fedoraCNA
10 CRITICAL
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 28%
Affected Products (NVD)
VendorProductVersion
artifexmujs
𝑥
< 1.1.2
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
mujs
bookworm
1.3.2-1
fixed
bullseye
no-dsa
bullseye (security)
vulnerable
sid
1.3.5-1
fixed
trixie
1.3.5-1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
mujs
bionic
ignored
focal
dne
jammy
not-affected
kinetic
not-affected
lunar
not-affected
trusty
ignored
xenial
ignored
Common Weakness Enumeration
References
https://github.com/ccxvii/mujs/commit/7ef066a3bb95bf83e7c5be50d859e62e58fe8515
https://github.com/ccxvii/mujs/commit/7ef066a3bb95bf83e7c5be50d859e62e58fe8515