CVE-2024-22400

low-risk
Published 2024-01-18

Nextcloud User Saml is an app for authenticating Nextcloud users using SAML. In affected versions users can be given a link to the Nextcloud server and end up on a uncontrolled thirdparty server. It is recommended that the User Saml app is upgraded to version 5.1.5, 5.2.5, or 6.0.1. There are no known workarounds for this issue.

Do I need to act?

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0.27% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
3
CVSS 3.1/10 Low
NETWORK / HIGH complexity

Affected Products (2)

Sso \& Saml Authentication
Sso \& Saml Authentication

Affected Vendors

Nextcloud

References (8)

Vendor Advisory https://github.com/nextcloud/security-advisories/security/advisories/GHSA-622q-x...
Patch https://github.com/nextcloud/user_saml/commit/b184304a476deeba36e92b70562d5de7c2...
Patch https://github.com/nextcloud/user_saml/pull/788
Permissions Required https://hackerone.com/reports/2263044
Vendor Advisory https://github.com/nextcloud/security-advisories/security/advisories/GHSA-622q-x...
Patch https://github.com/nextcloud/user_saml/commit/b184304a476deeba36e92b70562d5de7c2...
Patch https://github.com/nextcloud/user_saml/pull/788
Permissions Required https://hackerone.com/reports/2263044
19
/ 100
low-risk
Severity 11/34 · Low
Exploitability 1/34 · Minimal
Exposure 7/34 · Low