CVE-2021-31913 Open redirect in n/a

High 7.5 Published Updated

Insufficient validation of redirect_uri in GitHub SSO allows attackers to redirect users to malicious sites, potentially leading to account takeover.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2021-31913?

CVE-2021-31913 is a high-severity vulnerability in Jetbrains Teamcity, published on 11 May 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

In JetBrains TeamCity before 2020.2.3, insufficient checks of the redirect_uri were made during GitHub SSO token exchange.

Weakness: CWE-354

Which versions are affected by CVE-2021-31913?

It affects 1 product.

Products include Jetbrains Teamcity.

How do I fix CVE-2021-31913?

No fix has been published for CVE-2021-31913 yet. Limit exposure of the affected software until one is available.

Is CVE-2021-31913 being exploited?

There is no known exploitation of CVE-2021-31913 in the wild and no public exploit code.

All Jetbrains Teamcity vulnerabilities

Sources

Also known as GHSA-g2hm-c743-jqff.

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