Improper access control in Nextcloud Files Automated Tagging App



Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2023-30539
CWE-ID CWE-284
Exploitation vector Network
Public exploit N/A
Vulnerable software
 Files Automated Tagging App
Client/Desktop applications / Other client software

Vendor Nextcloud

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Improper access control

EUVDB-ID: #VU75399

Risk: Medium

CVSSv4.0: 0.4 [CVSS:4.0/AV:L/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-2023-30539

CWE-ID: CWE-284 - Improper Access Control

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain unauthorized access to otherwise restricted functionality.

The vulnerability exists due to improper access restrictions. A remote user can set up workflows using restricted and invisible system tags.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Files Automated Tagging App: 1.11.0 - 1.16.0

CPE2.3 External links

https:
https://github.com/nextcloud/security-advisories/security/advisories/GHSA-3m2f-v8x7-9w99


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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