CVE-2021-22879
moderate-risk
Published 2021-04-14
Nextcloud Desktop Client prior to 3.1.3 is vulnerable to resource injection by way of missing validation of URLs, allowing a malicious server to execute remote commands. User interaction is needed for exploitation.
Do I need to act?
~
2.2% chance of exploitation in next 30 days
EPSS score — moderate exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
8
CVSS 8.8/10
High
NETWORK
/ LOW complexity
Affected Vendors
References (10)
Vendor Advisory
https://nextcloud.com/security/advisory/?id=NC-SA-2021-008
Third Party Advisory
https://security.gentoo.org/glsa/202105-37
Vendor Advisory
https://nextcloud.com/security/advisory/?id=NC-SA-2021-008
Third Party Advisory
https://security.gentoo.org/glsa/202105-37
42
/ 100
moderate-risk
Severity
30/34 · Critical
Exploitability
5/34 · Minimal
Exposure
7/34 · Low