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CVE-2021-31822

Good to know:

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Date: November 23, 2021

When Octopus Tentacle is installed on a Linux operating system, the systemd service file permissions are misconfigured. This could lead to a local unprivileged user modifying the contents of the systemd service file to gain privileged access.

Language: C#

Severity Score

Related Resources (4)

https://nvd.nist.gov/vuln/detail/CVE-2021-31822
https://advisories.octopus.com/adv/2021-11---Local-privilege-escalation-in-Octopus-Tentacle-%28CVE-2021-31822%29.2283732993.html
https://advisories.octopus.com/adv/2021-11---Local-privilege-escalation-in-Octopus-Tentacle-(CVE-2021-31822).2283732993.html
https://www.mend.io/vulnerability-database/CVE-2021-31822

Severity Score

Weakness Type (CWE)

Incorrect Default Permissions

CWE-276

Top Fix

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CVSS v3.1

Base Score:
Attack Vector (AV): LOCAL
Attack Complexity (AC): LOW
Privileges Required (PR): LOW
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): HIGH
Integrity (I): HIGH
Availability (A): HIGH

CVSS v2

Base Score:
Access Vector (AV): LOCAL
Access Complexity (AC): LOW
Authentication (AU): NONE
Confidentiality (C): PARTIAL
Integrity (I): PARTIAL
Availability (A): PARTIAL
Additional information:

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