CVE-2021-3918 :: Enginsight Vulnerability Database

Provider	Type	Base Score	Atk. Vector	Atk. Complexity	Priv. Required	Vector
NIST	Primary	9.8 CRITICAL	NETWORK	LOW	NONE	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
@huntrdev	CNA	9.8 CRITICAL	NETWORK	LOW	NONE	CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Base Score

CVSS 3.x

EPSS Score

Percentile: 78%

Affected Products (NVD)

Vendor	Product	Version
json-schema_project	json-schema	𝑥 < 0.4.0
debian	debian_linux	10.0

𝑥

= Vulnerable software versions

Debian Releases

Debian Product

Codename

node-json-schema

bookworm	0.4.0+~7.0.11-1 fixed
bullseye	0.3.0+~7.0.6-1+deb11u1 fixed
sid	0.4.0+~7.0.11-1 fixed
trixie	0.4.0+~7.0.11-1 fixed

Ubuntu Releases

Ubuntu Product

Codename

node-json-schema

bionic	Fixed 0.2.3-1+deb10u1build0.18.04.1 released
focal	Fixed 0.2.3-1+deb10u1build0.20.04.1 released
hirsute	ignored
impish	ignored
jammy	not-affected
kinetic	not-affected
lunar	not-affected
trusty	ignored
xenial	ignored

Known Exploits!

Common Weakness Enumeration

CWE-1321 - Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution')
The software receives input from an upstream component that specifies attributes that are to be initialized or updated in an object, but it does not properly control modifications of attributes of the object prototype.

References

https://github.com/kriszyp/json-schema/commit/22f146111f541d9737e832823699ad3528ca7741

https://huntr.dev/bounties/bb6ccd63-f505-4e3a-b55f-cd2662c261a9

https://lists.debian.org/debian-lts-announce/2022/12/msg00013.html

https://github.com/kriszyp/json-schema/commit/22f146111f541d9737e832823699ad3528ca7741

https://huntr.dev/bounties/bb6ccd63-f505-4e3a-b55f-cd2662c261a9

https://lists.debian.org/debian-lts-announce/2022/12/msg00013.html

https://security.netapp.com/advisory/ntap-20250117-0004/