Vulnerability identifier: #VU24939

Vulnerability risk: Medium

CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-7218

CWE-ID: CWE-400

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Nomad
Server applications / Virtualization software
Nomad Enterprise
Web applications / Modules and components for CMS

Vendor: HashiCorp

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to unbounded resource usage via HTTP and RPC services. A remote attacker can trigger resource exhaustion and crash the target server.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Nomad: 0.10.0 - 0.10.2, 0.9.0 - 0.9.7, 0.8.0 - 0.8.7, 0.7.0 - 0.7.1, 0.6.0 - 0.6.3, 0.5.0 - 0.5.6, 0.4.0 - 0.4.3, 0.3.0 - 0.3.2, 0.2.0 - 0.2.3, 0.1.0 - 0.1.2

Nomad Enterprise: 0.1.0 - 0.10.2

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External links
http://github.com/hashicorp/nomad/issues/7002
http://www.hashicorp.com/blog/category/nomad/

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

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