Information disclosure in Nextcloud Security-advisories
CVE-2021-32689
Nextcloud Talk is a fully on-premises audio/video and chat communication service. In versions prior to 11.2.2, if a user was able to reuse an earlier used username, they could get access to any chat message sent to the previous user with t…
EPSS: 0.003 (49.3th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N.
Affected products
- Nextcloud Security-advisories — versions < 11.2.2
Weakness classification (CWE)
References
- github.com/nextcloud/security-advisories/security/advisories/GHSA-xv6f-344w-895c (x_refsource_CONFIRM)
- github.com/nextcloud/spreed/pull/5633 (x_refsource_MISC)
- hackerone.com/reports/1200700 (x_refsource_MISC)
- github.com/nextcloud/spreed/releases/tag/v11.2.2 (x_refsource_MISC)
- github.com/nextcloud/spreed/releases/tag/v11.3.0 (x_refsource_MISC)
Frequently asked questions
- What is CVE-2021-32689?
- CVE-2021-32689 is a high-severity vulnerability in Nextcloud Security-advisories, classified under CWE-708. CVSS score: 8.1/10. Published 2021-07-12.
- How severe is CVE-2021-32689?
- High severity. CVSS v3 base score is 8.1 out of 10.