Vulnerability identifier: #VU38688

Vulnerability risk: Medium

CVSSv3.1: 5 [CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:H/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2017-11348

CWE-ID: CWE-22

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Octopus Deploy
Server applications / Application servers

Vendor: Octopus Deploy

Description

The vulnerability allows a remote authenticated user to manipulate data.

In Octopus Deploy 3.x before 3.15.4, an authenticated user with PackagePush permission to upload packages could upload a maliciously crafted NuGet package, potentially overwriting other packages or modifying system files. This is a directory traversal in the PackageId value.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Octopus Deploy: 3.0.0 - 3.15.3

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External links
http://github.com/OctopusDeploy/Issues/issues/3654

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.