CVE-2021-32658: nextcloud
Vulnerability summary
CVE-2021-32658 is a medium (CVSS 4.7) vulnerability in nextcloud. EPSS estimates a 0.30% chance of exploitation in the next 30 days, higher than 21.5% of scored vulnerabilities. 1 public exploit is recorded.
Timeline
- 08-06-2021PublishedVulnerability first disclosed.
- 03-08-2024Last modifiedVulnerability information updated.
Description
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
CVSS metrics
3 scores · 2 sources · 2 versions- NVDNIST4.6MediumCVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:NDiffers
EPSS trend
Probability
0.30%
Chance of exploitation in the next 30 days
Percentile
22%
Versus all other CVEs
30-day change
0.00 pp
From 0.30% on 18-09-2026
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
1 foundExploit Reference (hackerone.com)
Maturity: unknown
Weaknesses
CWE · root cause- CWE-200Exposure of Sensitive Information to an Unauthorized ActorThe product exposes sensitive information to an actor that is not explicitly authorized to have access to that information.
- CWE-212Improper Removal of Sensitive Information Before Storage or TransferThe product stores, transfers, or shares a resource that contains sensitive information, but it does not properly remove that information before the product makes the resource available to unauthorized actors.
Affected systems
Nextcloud2 products
- nextcloud< 3.16.1
- security-advisories< 3.16.1
1 vendor · 2 products
References
3 links- github.com/nextcloud/security-advisories/security/advisories/GHSA-g5gf-rmhm-wpxwX Refsource CONFIRMThird Party Advisory
- github.com/nextcloud/android/commit/355f3c745b464b741b20a3b96597303490c26333X Refsource MISCPatchThird Party Advisory