Blind SSRF Vulnerability in ownCloud by ownCloud GmbH
CVE-2020-10252

8.3HIGH

Key Information:

Vendor

Owncloud

Status
Owncloud
Vendor
CVE Published:
19 February 2021

What is CVE-2020-10252?

A vulnerability in ownCloud versions prior to 10.4 allows an authenticated attacker to exploit a Server-Side Request Forgery (SSRF) flaw. Through this vulnerability, attackers can interact with local services without detection, leading to potential privacy breaches or a Denial Of Service (DoS) scenario. The exploit leverages vulnerabilities in the apps/files_sharing/external remote parameter, enabling unauthorized access to local resources.

References

https://owncloud.org/changelog/server/
x_refsource_MISC
https://blog.hacktivesecurity.com/index.php?controller=po...
x_refsource_MISC
https://owncloud.com/security-advisories/ssrf-in-add-to-y...
x_refsource_CONFIRM

CVSS V3.1

Score:
8.3
Severity:
HIGH
Confidentiality:
High
Integrity:
Low
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.