Information disclosure in Nextcloud
CVE-2021-32658
Nextcloud Android is the Android client for the Nextcloud open source home cloud system. Due to a timeout issue the Android client may not properly clean all sensitive data on account removal. This could include sensitive key material such as the End-to-End encryption keys. It is recommended that the Nextcloud Android App is upgraded to 3.16.1
Vulnerability class: Information Disclosure
Published · last modified .
CVSS v3 metric
CVSS v3 base score 4.7 (Medium). Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N.
EPSS exploit prediction
EPSS: 0.003 (20.7th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 21st percentile — 20.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000
Affected products
- Nextcloud
- Nextcloud Security-Advisories — versions < 3.16.1
Weakness classification (CWE)
References
- github.com/nextcloud/security-advisories/security/advisories/GHSA-g5gf-rmhm-wpxw (Third Party Advisory)
- github.com/nextcloud/android/commit/355f3c745b464b741b20a3b96597303490c26333 (Patch, Third Party Advisory)
- hackerone.com/reports/1189168 (Exploit, Patch, Third Party Advisory)
Frequently asked questions
- What is CVE-2021-32658?
- CVE-2021-32658 is a medium-severity vulnerability in Nextcloud, classified under Information Disclosure. CVSS score: 4.7/10. Published 2021-06-08.
- How severe is CVE-2021-32658?
- Medium severity. CVSS v3 base score is 4.7 out of 10.