Improper Restriction of Excessive Authentication Attempts in Nextcloud user_oidc app



Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2023-32074
CWE-ID CWE-307
Exploitation vector Network
Public exploit N/A
Vulnerable software
 Nextcloud user_oidc
Web applications / Modules and components for CMS

Vendor Nextcloud

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Improper Restriction of Excessive Authentication Attempts

EUVDB-ID: #VU76589

Risk: Medium

CVSSv4.0: 1.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2023-32074

CWE-ID: CWE-307 - Improper Restriction of Excessive Authentication Attempts

Exploit availability: No

Description

The vulnerability allows a remote attacker to compromise the target system.

The vulnerability exists due to missing brute force protection. A remote user can brute force authentication on the application.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Nextcloud user_oidc: - - 1.3.1

CPE2.3 External links

https://github.com/nextcloud/user_oidc/pull/615
https://hackerone.com/reports/1954711
https://github.com/nextcloud/security-advisories/security/advisories/GHSA-x8mc-84wj-rf34


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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