CVE-2022-43685 CKAN contains Improper Authentication leading to account takeover

High 8.8 Published Updated

Unauthenticated attackers can take over existing accounts, including superusers, by sending a user ID via HTTP POST in CKAN.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Over the internet
Victim action needed
Not needed
Fix
Available

What is CVE-2022-43685?

CVE-2022-43685 is a high-severity authentication bypass vulnerability in n/a, published on 22 Nov 2022. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

CKAN through 2.9.6 account takeovers by unauthenticated users when an existing user id is sent via an HTTP POST request. This allows a user to take over an existing account including superuser accounts.

Weakness: CWE-862

Which versions are affected by CVE-2022-43685?

3 open source packages ship an affected version, including ckan. It affects 1 product.

PackageAffectedFixed in
ckan PyPIAll versions2.9.7
ckan PyPIAll versions2.9.7
ckan PyPIAll versions2.9.7

Products include Okfn Ckan.

How do I fix CVE-2022-43685?

Upgrade ckan to 2.9.7 or later.

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

Is CVE-2022-43685 being exploited?

There is no known exploitation of CVE-2022-43685 in the wild and no public exploit code.

Sources

Also known as GHSA-m2xp-jxfg-qq6g, PYSEC-2022-42987.

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