CVE-2021-26556

published 2021-10-07

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…

Priority P3 35 high 7.8 CVSS 3.1

AV L AC L PR N UI R S U C H I H A H

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.

Affected

6 ranges

Vendor	Product	Version range	Fixed in
octopus	octopus_deploy	>= 0.9 < 2020.4.229	2020.4.229
octopus	octopus_server	>= 2020.5.0 < 2020.5.256	2020.5.256
octopus_deploy	octopus_server	>= 0.9 < unspecified	unspecified
octopus_deploy	octopus_server	>= 2020.5.0 < unspecified	unspecified
octopus_deploy	octopus_server	>= unspecified < 2020.4.229	2020.4.229
octopus_deploy	octopus_server	>= unspecified < 2020.5.256	2020.5.256

CVSS provenance

nvd v3.1 7.8 HIGH CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

nvd v2.0 4.4 MEDIUM AV:L/AC:M/Au:N/C:P/I:P/A:P

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CWE-426