RCE in Nextcloud Desktop

CVE-2020-8224

A code injection in Nextcloud Desktop Client 2.6.4 allowed to load arbitrary code when placing a malicious OpenSSL config into a fixed directory.

Vulnerability class: RCE (Remote Code Execution)

EPSS: 0.007 (46.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2020-8224?
CVE-2020-8224 is a high-severity vulnerability in Nextcloud Desktop, classified under Code Injection. CVSS score: 7.8/10. Published 2020-08-10.
How severe is CVE-2020-8224?
High severity. CVSS v3 base score is 7.8 out of 10.
Is CVE-2020-8224 known to be exploited?
2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.