Description

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.

INFO

Published Date :

Jan. 18, 2024, 8:15 p.m.

Last Modified :

Nov. 21, 2024, 8:56 a.m.

Remotely Exploitable :

Yes !

Impact Score :

2.7

Exploitability Score :

2.8
Affected Products

The following products are affected by CVE-2024-22400 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Nextcloud nextcloud_server
2 Nextcloud notes
3 Nextcloud sso_\&_saml_authentication

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2024-22400 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2024-22400 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by af854a3a-2127-422b-91ae-364da2661108

    Nov. 21, 2024

    Action Type Old Value New Value
    Added Reference https://github.com/nextcloud/security-advisories/security/advisories/GHSA-622q-xhfr-xmv7
    Added Reference https://github.com/nextcloud/user_saml/commit/b184304a476deeba36e92b70562d5de7c2f85f8a
    Added Reference https://github.com/nextcloud/user_saml/pull/788
    Added Reference https://hackerone.com/reports/2263044
  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • Initial Analysis by [email protected]

    Jan. 26, 2024

    Action Type Old Value New Value
    Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
    Changed Reference Type https://github.com/nextcloud/security-advisories/security/advisories/GHSA-622q-xhfr-xmv7 No Types Assigned https://github.com/nextcloud/security-advisories/security/advisories/GHSA-622q-xhfr-xmv7 Vendor Advisory
    Changed Reference Type https://github.com/nextcloud/user_saml/commit/b184304a476deeba36e92b70562d5de7c2f85f8a No Types Assigned https://github.com/nextcloud/user_saml/commit/b184304a476deeba36e92b70562d5de7c2f85f8a Patch
    Changed Reference Type https://github.com/nextcloud/user_saml/pull/788 No Types Assigned https://github.com/nextcloud/user_saml/pull/788 Patch
    Changed Reference Type https://hackerone.com/reports/2263044 No Types Assigned https://hackerone.com/reports/2263044 Permissions Required, Third Party Advisory
    Added CPE Configuration OR *cpe:2.3:a:nextcloud:sso_\&_saml_authentication:*:*:*:*:*:*:*:* versions from (including) 5.0.0 up to (excluding) 5.1.5 *cpe:2.3:a:nextcloud:sso_\&_saml_authentication:*:*:*:*:*:*:*:* versions from (including) 5.2.0 up to (excluding) 5.2.5 *cpe:2.3:a:nextcloud:sso_\&_saml_authentication:6.0.0:*:*:*:*:*:*:*
  • CVE Received by [email protected]

    Jan. 18, 2024

    Action Type Old Value New Value
    Added Description 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.
    Added Reference GitHub, Inc. https://github.com/nextcloud/security-advisories/security/advisories/GHSA-622q-xhfr-xmv7 [No types assigned]
    Added Reference GitHub, Inc. https://github.com/nextcloud/user_saml/pull/788 [No types assigned]
    Added Reference GitHub, Inc. https://github.com/nextcloud/user_saml/commit/b184304a476deeba36e92b70562d5de7c2f85f8a [No types assigned]
    Added Reference GitHub, Inc. https://hackerone.com/reports/2263044 [No types assigned]
    Added CWE GitHub, Inc. CWE-601
    Added CVSS V3.1 GitHub, Inc. AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:N
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2024-22400 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2024-22400 weaknesses.

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.06 }} 0.01%

score

0.26889

percentile

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability