← Back

CVE-2021-43203

nvd nist
Published: Nov 9, 2021Modified: Jun 17, 2026

JSON object

Loading...
7.5
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Exploitability: 3.9 / Impact: 3.6
Source: NVD

Description

In JetBrains Ktor before 1.6.4, nonce verification during the OAuth2 authentication process is implemented improperly.

Affected (1)

Products: Jetbrains: Ktor
Jetbrains
1 product
Ktor
Configuration A
1 vulnerable
Vulnerable SoftwareAffected Versions
Ktor
Before 1.6.4

Related CWEs

CWE-287
Improper Authentication
When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct.

References (2)

Source: cve@mitre.org
Vendor Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Vendor Advisory

Timeline

No history available yet.