CVE-2018-18850

In Octopus Deploy 2018.8.0 through 2018.9.x before 2018.9.1, an authenticated user with permission to modify deployment processes could upload a maliciously crafted YAML configuration, potentially allowing for remote execution of arbitrary code, running in the same context as the Octopus Server (for self-hosted installations by default, SYSTEM).
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
8.8 HIGH
NETWORK
LOW
LOW
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
mitreCNA
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 87%
VendorProductVersion
octopusoctopus_server
2018.8.0 ≤
𝑥
≤ 2018.8.12
octopusoctopus_server
2018.9.0 ≤
𝑥
< 2018.9.1
𝑥
= Vulnerable software versions
References
https://github.com/OctopusDeploy/Issues/issues/5042
https://github.com/OctopusDeploy/Issues/issues/5042