Vulnerability identifier: #VU31313

Vulnerability risk: Medium

CVSSv3.1: 4.7 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2018-10581

CWE-ID: CWE-200

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Octopus Deploy
Server applications / Application servers

Vendor: Octopus Deploy

Description

The vulnerability allows a remote authenticated user to read and manipulate data.

In Octopus Deploy 3.4.x before 2018.4.7, an authenticated user is able to view/update/save variable values within the Tenant Variables area for Environments that do not exist within their associated Team scoping. This occurs in situations where this authenticated user also belongs to multiple teams, where one of the Teams has the VariableEdit permission or VariableView permissions for the Environment.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Octopus Deploy: 3.4.0 - 2018.4.6

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External links
http://github.com/OctopusDeploy/Issues/issues/4474

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.