Octopus Server
CVE-2024-4226
LOW
Vulnerability Assessment
| Weakness |
CWE
OWASP Top 10:2025
A01:2025 - Broken Access Control
ASVS 5.0
V13 - Configuration Default permission hardening
MITRE ATT&CK
1 technique across 1 tactic: Privilege Escalation The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up. |
| Impact | CVSS score of 3.5 (LOW). Attack characteristics: network attack vector, low complexity, low privileges required, user interaction required. |
| Exploit ScenarioDerived | A remote attacker could access resources due to overly permissive default settings by sending crafted requests to the affected application. |
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Alert meAnalysisAI
It was identified that in certain versions of Octopus Server, that a user created with no permissions could view all users, user roles and permissions. Rated low severity (CVSS 3.5), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.
RemediationAI
No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Set restrictive default permissions, follow principle of least privilege, review defaults during deployment.
Affects your stack
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Checking this CVE against your own stacks and servers is part of the Basic plan and up.
Technical ContextAI · show details
This vulnerability is classified as Incorrect Default Permissions (CWE-276), which allows attackers to access resources due to overly permissive default settings. It was identified that in certain versions of Octopus Server, that a user created with no permissions could view all users, user roles and permissions. This functionality was removed in versions of Octopus Server after the fixed versions listed. Affected products include: Octopus Octopus Server.
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- Exploit and PoC references, threat intelligence from 22 sources
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Severity by source
AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:N/A:N
Primary rating from Vendor (octopus) · only source for this CVE.
CVSS VectorVendor: octopus
DescriptionCVE.org
It was identified that in certain versions of Octopus Server, that a user created with no permissions could view all users, user roles and permissions. This functionality was removed in versions of Octopus Server after the fixed versions listed.
Threat Intelligence Overview
How this decision was reached
The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.
What every action level means
SSVC AssessmentENISA
Priority Score
Attack Technique
Privilege escalation occurs when an attacker leverages flaws in access control mechanisms to gain permissions beyond what they were originally granted.
Affected Products (CPE)CVE.org
More in Octopus Server
View allIn Octopus Deploy 2018.8.0 through 2018.9.x before 2018.9.1, an authenticated user with permission to modify deployment
In Octopus Deploy 2019.1.0 through 2019.3.1 and 2019.4.0 through 2019.4.5, an authenticated user with the VariableViewUn
Server-level configuration changes can be made by any authenticated low-privilege user in Octopus Server through a speci
In affected versions of Octopus Server where access is managed by an external authentication provider, it was possible t
In affected versions of Octopus Deploy it is possible to bypass rate limiting on login using null bytes. Rated critical
In Octopus Deploy 2018.4.4 through 2018.5.1, Octopus variables that are sourced from the target do not have sensitive va
Path traversal in Octopus Deploy allows removing files and file contents on the host through API manipulation. Enables d
In affected versions of Octopus Server it is possible for a session token to be valid indefinitely due to improper valid
Path traversal in Octopus Server allows an authenticated low-privilege user to overwrite arbitrary files on the server f
Authenticated remote code execution in Octopus Server allows any user whose role grants permission to edit an Environmen
Privilege escalation in Octopus Server lets an authenticated user who already holds permission to modify roles weaken a
Incorrect authorization in Octopus Server causes the platform to evaluate multiple scoped permission assignments incorre
NVD
CVE.org
EPSS
GitHub PoC
Exploit-DB