CVE-2021-25761: Weak Encryption

Published Feb 3, 2021
·
Updated

In JetBrains Ktor before 1.5.0, a birthday attack on SessionStorage key was possible.

Affected Software

1 affected component
JetBrains Ktor<1.5.0

Event History

Feb 3, 2021
CVE Published
via MITRE·03:21 PM
Data Sourced
via MITRE·03:21 PM
Description
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Frequently Asked Questions

1

What is CVE-2021-25761?

CVE-2021-25761 is a vulnerability in JetBrains Ktor before version 1.5.0 that allowed for a birthday attack on SessionStorage key.

2

What is the severity of CVE-2021-25761?

The severity of CVE-2021-25761 is medium with a severity value of 5.3.

3

How does CVE-2021-25761 affect JetBrains Ktor?

CVE-2021-25761 affects JetBrains Ktor versions prior to 1.5.0 by making a birthday attack on SessionStorage key possible.

4

How can I fix CVE-2021-25761 in JetBrains Ktor?

To fix CVE-2021-25761, it is recommended to update JetBrains Ktor to version 1.5.0 or above.

5

Where can I find more information about CVE-2021-25761?

More information about CVE-2021-25761 can be found in the JetBrains Security Bulletin Q4 2020 on the JetBrains blog.

Contact

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