PT-2021-16773 · Jetbrains · Jetbrains Ktor

Kenta Koyama · Published 2021-02-03 · Updated 2023-08-08 · CVE-2021-25761

Positive Technologies (AI Summary)

CVSS v3.1

5.3

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions JetBrains Ktor versions prior to 1.5.0

Description A birthday attack on SessionStorage key was possible, allowing for potential exploitation.

Recommendations For versions prior to 1.5.0, update to version 1.5.0 or later to resolve the issue.

Fix

Inadequate Encryption Strength

Weakness Enumeration

CWE-326

Related Identifiers

CVE-2021-25761

Affected Products

Jetbrains Ktor

References · 5

• https://nvd.nist.gov/vuln/detail/CVE-2021-25761 · Security Note
• https://blog.jetbrains.com/blog/2021/02/03/jetbrains-security-bulletin-q4-2020 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2021-25761 · Vendor Advisory
• https://blog.jetbrains.com · Note
• https://t.me/cibsecurity/23026 · Telegram Post