Medium severity · published Jun 11, 2021
CVE-2021-22913
Nextcloud Deck before 1.2.7, 1.4.1 suffers from an information disclosure vulnerability when searches for sharees utilize the lookup server by default instead of only the local…
6.5
CVSS
1.4%
EPSS
No
On KEV
Description
Nextcloud Deck before 1.2.7, 1.4.1 suffers from an information disclosure vulnerability when searches for sharees utilize the lookup server by default instead of only the local Nextcloud server unless a global search has been explicitly chosen by the user.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
High
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.4% · higher than 72% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DE
Deck · Nextcloud
before 1.2.7; 1.3.0 before 1.4.1 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-22913
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-22913
Third Party Advisory
https://github.com/nextcloud/security-advisories/security/advisories/GHSA-h8f6-wg82-6p7r
Issue Tracking
https://hackerone.com/reports/1167958
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