CVE-2019-18933 Information disclosure in n/a

Critical 9.8 Published Updated

An unprivileged attacker can steal personal API keys from users who signed up via social authentication in organizations allowing password auth, 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-2019-18933?

CVE-2019-18933 is a critical vulnerability in n/a, published on 21 Nov 2019. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

In Zulip Server versions from 1.7.0 to before 2.0.7, a bug in the new user signup process meant that users who registered their account using social authentication (e.g., GitHub or Google SSO) in an organization that also allows password authentication could have their personal API key stolen by an unprivileged attacker, allowing nearly full access to the user's account.

Which versions are affected by CVE-2019-18933?

It affects 1 product.

Products include Zulip Zulip Server.

How do I fix CVE-2019-18933?

No fix has been published for CVE-2019-18933 yet. Limit exposure of the affected software until one is available.

Is CVE-2019-18933 being exploited?

There is no known exploitation of CVE-2019-18933 in the wild and no public exploit code.

Sources

Also known as GHSA-8c73-4mfq-f8m8.

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