CVE-2021-22912

Public Exploit

Description

Nextcloud iOS before 3.4.2 suffers from an information disclosure vulnerability when searches for sharees utilize the lookup server by default instead of only on the local Nextcloud server unless a global search has been explicitly chosen by the user.

Category

6.5
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.65%
Third-Party Advisory github.com Third-Party Advisory hackerone.com
Affected: n/a Nextcloud iOS app (it.twsweb.Nextcloud)
Published at:
Updated at:

References

Link Tags
https://hackerone.com/reports/1167919 issue tracking exploit third party advisory
https://github.com/nextcloud/security-advisories/security/advisories/GHSA-m7w4-cvjr-76mh third party advisory

Frequently Asked Questions

What is the severity of CVE-2021-22912?
CVE-2021-22912 has been scored as a medium severity vulnerability.
How to fix CVE-2021-22912?
To fix CVE-2021-22912, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-22912 being actively exploited in the wild?
It is possible that CVE-2021-22912 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2021-22912?
CVE-2021-22912 affects n/a Nextcloud iOS app (it.twsweb.Nextcloud).
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