CVE-2021-26557 Information

Description

When Octopus Tentacle is installed using a custom folder location folder ACLs are not set correctly and could lead to an unprivileged user using DLL side-loading to gain privileged access.

CVSS Vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Reference

https://advisories.octopus.com/adv/2021-02—Local-privilege-escalation-in-Octopus-Tentacle-(CVE-2021-26557).1732870264.html

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

7.8