High severity · published Mar 30, 2023
CVE-2023-28644
Nextcloud server is an open source home cloud implementation
7.5
CVSS
0.6%
EPSS
No
On KEV
Description
Nextcloud server is an open source home cloud implementation. In releases of the 25.0.x branch before 25.0.3 an inefficient fetch operation may impact server performances and/or can lead to a denial of service. This issue has been addressed and it is recommended that the Nextcloud Server is upgraded to 25.0.3. There are no known workarounds for this vulnerability.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.6% · higher than 50% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
NS
Nextcloud Server · Nextcloud
25.0.0 before 25.0.3 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-28644
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-28644
Vendor Advisory
https://github.com/nextcloud/security-advisories/security/advisories/GHSA-9wmj-gp8v-477j
Issue Tracking
https://github.com/nextcloud/server/pull/36016
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