CVE-2020-27985
HIGH
7.8
CVSS Score
Published: November 23, 2020 at 01:46 PM UTC
Updated: June 17, 2026 at 03:09 AM UTC
1 product affected across 1 vendorSecurity Onion
Using N/A by N/A?
Get instant alerts when new vulnerabilities affect N/A - before attackers find them.
Real-time alertsTrack your software stackFree plan available
Severity
HIGH7.8
Exploit prediction
EPSS 0.5%
Description
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.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
2.0.0 ≤ v < 2.3.10
Affected range stops below 2.3.10, so it looks safe — our inference, not a vendor statement
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
References (3)
x_refsource_MISCPatchThird Party Advisory
Source: [email protected]
https://github.com/Security-Onion-Solutions/securityonion/commit/b14670030349a2747a00ace665568ab5f51ac47bx_refsource_MISCRelease NotesThird Party Advisory
Source: [email protected]
https://github.com/Security-Onion-Solutions/securityonion/releasesx_refsource_MISCExploitPatchThird Party Advisory
Source: [email protected]
https://s1gh.sh/cve-2020-27985-security-onion-local-privilege-escalation/CVSS
- Attack Vector
- LOCAL
- Complexity
- LOW
- Privileges
- LOW
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- HIGH
- Integrity
- HIGH
- Availability
- HIGH
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-306
Get alerted
Stop reading CVE feeds looking for your own stack
Track the products you run and VulnTracker tells you when a new CVE affects them — with what is known about fixing it, and nothing about the rest.
Free plan, no card