CVE-2023-39963
Last modified
CVE-2023-39963 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. Nextcloud Server provides data storage for Nextcloud, an open source cloud platform. Starting in version 20.0.0 and prior to versions 20.0.14.15, 21.0.9.13, 22.2.10.14, 23.0.12.8, 24.0.12.5, 25.0.9, 26.0.4, and 27.0.1, a missing password confirmation allowed an attacker, after successfully stealing a session from a logged in user, to create app passwords for the victim. EPSS estimates a 0.24% chance of exploitation in the next 30 days.
Description
Nextcloud Server provides data storage for Nextcloud, an open source cloud platform. Starting in version 20.0.0 and prior to versions 20.0.14.15, 21.0.9.13, 22.2.10.14, 23.0.12.8, 24.0.12.5, 25.0.9, 26.0.4, and 27.0.1, a missing password confirmation allowed an attacker, after successfully stealing a session from a logged in user, to create app passwords for the victim. Nextcloud server versions 25.0.9, 26.0.4, and 27.0.1 and Nextcloud Enterprise Server versions 20.0.14.15, 21.0.9.13, 22.2.10.14, 23.0.12.9, 24.0.12.5, 25.0.9, 26.0.4, and 27.0.1 contain a patch for this issue. No known workarounds are available.
Metrics
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Nextcloud | Nextcloud Server | >= 20.0.0, < 20.0.14.15 |
| Nextcloud | Nextcloud Server | >= 21.0.0, < 21.0.9.13 |
| Nextcloud | Nextcloud Server | >= 22.0.0, < 22.2.10.14 |
| Nextcloud | Nextcloud Server | >= 23.0.0, < 23.0.12.9 |
| Nextcloud | Nextcloud Server | >= 24.0.0, < 24.0.12.5 |
| Nextcloud | Nextcloud Server | >= 25.0.0, < 25.0.9 |
| Nextcloud | Nextcloud Server | >= 26.0.0, < 26.0.4 |
| Nextcloud | Nextcloud Server | 27.0.0 |
References
- https://hackerone.com/reports/2067572Third Party Advisory
- https://hackerone.com/reports/2067572Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2023-39963?
How severe is CVE-2023-39963?
How do I fix CVE-2023-39963?
How Strix Helps
- Uncovering a hidden BOLA in Appsmith's snapshot logicStrix autonomously discovered a BOLA/IDOR vulnerability in Appsmith's snapshot deletion path.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
Related CVEs from 2023
- CVE-2023-39958Nextcloud Server provides data storage for Nextcloud, an ope…5.3
- CVE-2023-39959Nextcloud Server provides data storage for Nextcloud, an ope…5.3
- CVE-2023-3996The ARMember Lite - Membership Plugin for WordPress is vulne…4.8
- CVE-2023-39960Nextcloud Server provides data storage for Nextcloud, an ope…7.5
- CVE-2023-39961Nextcloud Server provides data storage for Nextcloud, an ope…4.3
- CVE-2023-39962Nextcloud Server provides data storage for Nextcloud, an ope…7.7
- CVE-2023-399641Panel is an open source Linux server operation and maintena…7.5
- CVE-2023-399651Panel is an open source Linux server operation and maintena…4.3
- CVE-2023-399661Panel is an open source Linux server operation and maintena…9.8
- CVE-2023-39967WireMock is a tool for mocking HTTP services. When certain r…10
- CVE-2023-39968jupyter-server is the backend for Jupyter web applications. …6.1
- CVE-2023-39969uthenticode is a small cross-platform library for partially …9.8
Are you affected by CVE-2023-39963?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST