Auth bypass in Securityonionsolutions Security Onion
CVE-2020-27985
Security Onion v2 prior to 2.3.10 has an incorrect sudo configuration, which allows the administrative user to obtain root access without using the sudo password by editing and executing /home/<user>/SecurityOnion/setup/so-setup.
Vulnerability class: Broken Authentication
EPSS: 0.005 (41.4th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Securityonionsolutions Security_onion
- N/a — versions n/a
Weakness classification (CWE)
References
- cve@mitre.org (Third Party Advisory, x_refsource_MISC, Release Notes)
- cve@mitre.org (Patch, Third Party Advisory, x_refsource_MISC)
- cve@mitre.org (Exploit, Patch, Third Party Advisory, x_refsource_MISC)
Frequently asked questions
- What is CVE-2020-27985?
- CVE-2020-27985 is a high-severity vulnerability in Securityonionsolutions Security Onion, classified under Missing Authentication for Critical Function. CVSS score: 7.8/10. Published 2020-11-23.
- How severe is CVE-2020-27985?
- High severity. CVSS v3 base score is 7.8 out of 10.