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.

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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

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