CVE-2020-8140
MEDIUMCVSS 6.7/10EPSS 0.69%
Last modified
CVE-2020-8140 is a medium-severity vulnerability rated 6.7/10 on the CVSS scale. A code injection in Nextcloud Desktop Client 2.6.2 for macOS allowed to load arbitrary code when starting the client with DYLD_INSERT_LIBRARIES set in the environment.. EPSS estimates a 0.69% chance of exploitation in the next 30 days.
Description
A code injection in Nextcloud Desktop Client 2.6.2 for macOS allowed to load arbitrary code when starting the client with DYLD_INSERT_LIBRARIES set in the environment.
Metrics
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Nextcloud | Desktop | < 2.6.3 |
References
- https://hackerone.com/reports/633266Exploit, Third Party Advisory
- https://nextcloud.com/security/advisory/?id=NC-SA-2020-016Broken Link, Vendor Advisory
- https://hackerone.com/reports/633266Exploit, Third Party Advisory
- https://nextcloud.com/security/advisory/?id=NC-SA-2020-016Broken Link, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2020-8140?
A code injection in Nextcloud Desktop Client 2.6.2 for macOS allowed to load arbitrary code when starting the client with DYLD_INSERT_LIBRARIES set in the environment.
How severe is CVE-2020-8140?
CVE-2020-8140 has a CVSS score of 6.7/10 (MEDIUM severity). The EPSS model estimates a 0.69% probability of exploitation in the next 30 days.
How do I fix CVE-2020-8140?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- 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.
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Are you affected by CVE-2020-8140?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST