CVE-2022-38180 JetBrain Ktor before 2.1.0 vulnerable to selection of wrong authentication provider

What is CVE-2022-38180?

CVE-2022-38180 is a medium-severity authentication bypass vulnerability in JetBrains Ktor, published on 12 Aug 2022. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

In JetBrains Ktor before 2.1.0 the wrong authentication provider could be selected in some cases

Weakness: CWE-287

Which versions are affected by CVE-2022-38180?

2 open source packages ship an affected version, including io.ktor:ktor. It affects 1 product.

Products include Jetbrains Ktor.

How do I fix CVE-2022-38180?

Upgrade io.ktor:ktor to 2.1.0 or later.

Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.

Is CVE-2022-38180 being exploited?

There is no known exploitation of CVE-2022-38180 in the wild and no public exploit code.

Other vulnerabilities in JetBrains Ktor

• CVE-2019-12736 Command injection in n/a Critical 9.8
• CVE-2022-29930 SHA1 implementation in JetBrains Ktor Native 2.0.0 was returning the same value. High 8.7
• CVE-2023-45612 XML external entity in Ktor High 8.6
• CVE-2022-48476 Path traversal in Ktor High 7.5
• CVE-2021-43203 Auth bypass in n/a High 7.5

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-hccx-cg4v-hrjx.