CVE-2022-41965 Opencast Authenticated OpenRedirect Vulnerability

What is CVE-2022-41965?

CVE-2022-41965 is a medium-severity vulnerability in opencast, published on 28 Nov 2022. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

Official description

Opencast is a free, open-source platform to support the management of educational audio and video content. Prior to Opencast 12.5, Opencast's Paella authentication page could be used to redirect to an arbitrary URL for authenticated users. The vulnerability allows attackers to redirect users to sites outside of one's Opencast install, potentially facilitating phishing attacks or other security issues. This issue is fixed in Opencast 12.5 and newer.

Weakness: CWE-601

Which versions are affected by CVE-2022-41965?

2 open source packages ship an affected version, including org.opencastproject:opencast-common. It affects 1 product.

Products include Apereo Opencast.

How do I fix CVE-2022-41965?

Upgrade org.opencastproject:opencast-common to 12.5 or later.

Is CVE-2022-41965 being exploited?

There is no known exploitation of CVE-2022-41965 in the wild and no public exploit code.

Other vulnerabilities in opencast

• CVE-2021-43821 Files Accessible to External Parties in Opencast Critical 9.9
• CVE-2020-5206 Authentication Bypass For Endpoints With Anonymous Access in OpenCast High 8.7
• CVE-2021-32623 Opencast vulnerable to billion laughs attack (XML bomb) High 8.1
• CVE-2020-5229 Opencast stores passwords using outdated MD5 hash algorithm High 7.7
• CVE-2020-5230 Opencast uses unsafe identifiers High 7.7

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-r3qr-vwvg-43f7.