CVE-2021-35948 Auth bypass in n/a

Medium 5.4 Published Updated

Attackers can bypass password protection on public links by forcing clients to use a controlled session cookie.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
A user has to click or open something
Fix
None listed

What is CVE-2021-35948?

CVE-2021-35948 is a medium-severity authentication bypass vulnerability in Owncloud Owncloud, published on 7 Sep 2021. 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

Session fixation on password protected public links in the ownCloud Server before 10.8.0 allows an attacker to bypass the password protection when they can force a target client to use a controlled cookie.

Weakness: CWE-384

Which versions are affected by CVE-2021-35948?

It affects 1 product.

Products include Owncloud Owncloud.

How do I fix CVE-2021-35948?

No fix has been published for CVE-2021-35948 yet. Limit exposure of the affected software until one is available.

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

Is CVE-2021-35948 being exploited?

There is no known exploitation of CVE-2021-35948 in the wild and no public exploit code.

All Owncloud Owncloud vulnerabilities

Sources

Also known as GHSA-c8x2-fgvf-cxj9.

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