SB2019073026 - Improper Authentication in nextcloud
Published: July 30, 2019 Updated: August 8, 2020
Security Bulletin ID
SB2019073026
CSH Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Physical access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Improper Authentication (CVE-ID: CVE-2019-5455)
CWE-ID: CWE-287 - Improper Authentication
CVSSv4: CVSS:4.0/AV:P/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
The vulnerability allows a local non-authenticated attacker to execute arbitrary code.
Bypassing lock protection exists in Nextcloud Android app 3.6.0 when creating a multi-account and aborting the process.
Remediation
Install update from vendor's website.