CVE-2017-5865

Severity: low (CVSS 3.7 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.1% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2017-03-03 · updated 2026-06-17
Weakness: CWE-200

Description

The password reset functionality in ownCloud Server before 8.1.11, 8.2.x before 8.2.9, 9.0.x before 9.0.7, and 9.1.x before 9.1.3 sends different error messages depending on whether the username is valid, which allows remote attackers to enumerate user names via a large number of password reset attempts.

Affected products

Owncloud: through 8.1.10; 8.2.2, 8.2.3, 8.2.4, 8.2.5, 8.2.6, 8.2.7 (+11)

References

http://www.securityfocus.com/bid/96425
https://owncloud.org/security/advisory/?id=oc-sa-2017-001
http://www.securityfocus.com/bid/96425
https://owncloud.org/security/advisory/?id=oc-sa-2017-001

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