Resource exhaustion in Nextcloud Calendar
CVE-2023-45150
Nextcloud calendar is a calendar app for the Nextcloud server platform. Due to missing precondition checks the server was trying to validate strings of any length as email addresses even when megabytes of data were provided, eventually mak…
Vulnerability class: DoS (Denial of Service)
EPSS: 0.004 (31.0th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L.
Affected products
- Nextcloud Calendar
- Nextcloud Security-advisories — versions >= 1.0.0, < 4.4.4
Weakness classification (CWE)
References
- security-advisories@github.com (x_refsource_CONFIRM, Vendor Advisory)
- security-advisories@github.com (Patch, x_refsource_MISC)
- security-advisories@github.com (Exploit, x_refsource_MISC, Issue Tracking)
Frequently asked questions
- What is CVE-2023-45150?
- CVE-2023-45150 is a medium-severity vulnerability in Nextcloud Calendar, classified under Uncontrolled Resource Consumption. CVSS score: 4.3/10. Published 2023-10-16.
- How severe is CVE-2023-45150?
- Medium severity. CVSS v3 base score is 4.3 out of 10.