Open redirect in user_saml via RelayState parameter in Nextcloud User Saml
CVE-2024-22400

3.1LOW

Key Information:

Vendor

Nextcloud
Status
Security-advisories
Vendor
CVE Published:
18 January 2024

What is CVE-2024-22400?

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.

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Deploy the Patch

Affected Version(s)

security-advisories >= 5.0.0, < 5.1.5 < 5.0.0, 5.1.5

security-advisories >= 5.2.0, < 5.2.5 < 5.2.0, 5.2.5

security-advisories >= 6.0.0, < 6.0.1 < 6.0.0, 6.0.1

References

https://github.com/nextcloud/security-advisories/security...
x_refsource_CONFIRM
https://github.com/nextcloud/user_saml/pull/788
x_refsource_MISC
https://github.com/nextcloud/user_saml/commit/b184304a476...
x_refsource_MISC

CVSS V3.1

Score:
3.1
Severity:
LOW
Confidentiality:
None
Integrity:
Low
Availability:
None
Attack Vector:
Network
Attack Complexity:
High
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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