Denial of Service Vulnerability in Nextcloud Server by Nextcloud
CVE-2020-8295

7.5HIGH

Key Information:

Vendor

Nextcloud
Status
Nextcloud Server
Vendor
CVE Published:
26 January 2021

What is CVE-2020-8295?

A flaw in Nextcloud Server versions prior to 19 enables an attacker to exploit the password reset functionality, resulting in a denial of service. This vulnerability allows unauthorized users to disrupt service by forcing the server to perform excessive processing during password reset operations.

Affected Version(s)

Nextcloud Server Fixed in 20.0.0

References

https://hackerone.com/reports/812754
x_refsource_MISC
https://nextcloud.com/security/advisory/?id=NC-SA-2021-003
x_refsource_MISC

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.