CVE-2021-26556

When Octopus Server 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 v3 7.8 HIGH
CVSS v2.0 4.4 MEDIUM

7.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

4.4^/10

CVSS v2.0 : MEDIUM

Vector : AV:L/AC:M/Au:N/C:P/I:P/A:P

Exploitability : 3.4 / Impact : 6.4

Access Vector LOCAL

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://advisories.octopus.com/adv/2021-01---Local-privilege-escalation-in-Octopus-Server-%28CVE-2021-26556%29.1733296189.html

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:octopus:octopus_deploy::::::::
	cpe:2.3:a:octopus:octopus_server::::::::

History

07 Nov 2023, 03:31

Type	Values Removed	Values Added
References	{'url': 'https://advisories.octopus.com/adv/2021-01---Local-privilege-escalation-in-Octopus-Server-(CVE-2021-26556).1733296189.html', 'name': 'https://advisories.octopus.com/adv/2021-01---Local-privilege-escalation-in-Octopus-Server-(CVE-2021-26556).1733296189.html', 'tags': ['Vendor Advisory'], 'refsource': 'MISC'}	() https://advisories.octopus.com/adv/2021-01---Local-privilege-escalation-in-Octopus-Server-%28CVE-2021-26556%29.1733296189.html -

Information

Published : 2021-10-07 01:15

Updated : 2024-02-28 18:48

NVD link : CVE-2021-26556

Mitre link : CVE-2021-26556

CVE.ORG link : CVE-2021-26556

JSON object : View

Products Affected

octopus

octopus_server
octopus_deploy

CWE

CWE-426

Untrusted Search Path

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