Multiple vulnerabilities in Nomad



Published: 2022-02-14
Risk Medium
Patch available YES
Number of vulnerabilities 4
CVE-ID CVE-2022-24685
CVE-2022-24686
CVE-2022-24684
CVE-2022-24683
CWE-ID CWE-20
CWE-362
CWE-22
Exploitation vector Network
Public exploit N/A
Vulnerable software
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Nomad
Server applications / Virtualization software

Vendor HashiCorp

Security Bulletin

This security bulletin contains information about 4 vulnerabilities.

1) Input validation error

EUVDB-ID: #VU60576

Risk: Medium

CVSSv3.1:

CVE-ID: CVE-2022-24685

CWE-ID: CWE-20 - Improper Input Validation

Exploit availability: No

Description

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

The vulnerability exists due to insufficient validation of user-supplied input within the HCL configuration. A remote authenticated attacker can perform a denial of service (DoS) attack.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Nomad: 1.2.0 - 1.2.5, 1.0.0 - 1.0.16, 1.1.0 - 1.1.11


CPE2.3 External links

http://github.com/hashicorp/nomad/releases/tag/v1.2.6

Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?

2) Race condition

EUVDB-ID: #VU60577

Risk: Medium

CVSSv3.1:

CVE-ID: CVE-2022-24686

CWE-ID: CWE-362 - Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')

Exploit availability: No

Description

The vulnerability allows a remote attacker to compromise the target system.

The vulnerability exists due to a race condition in go-getter client. A remote attacker can exploit the race and download the wrong artifact into the wrong destination.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Nomad: 1.2.0 - 1.2.5, 1.0.0 - 1.0.16, 1.1.0 - 1.1.11


CPE2.3 External links

http://github.com/hashicorp/nomad/issues/12036

Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?

3) Input validation error

EUVDB-ID: #VU60578

Risk: Medium

CVSSv3.1:

CVE-ID: CVE-2022-24684

CWE-ID: CWE-20 - Improper Input Validation

Exploit availability: No

Description

The vulnerability allows a remote attacker to compromise the target system.

The vulnerability exists due to insufficient validation of user-supplied input. A remote authenticated attacker can use the spread stanza in a way such that it can cause panic in Nomad servers.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Nomad: 1.0.0 - 1.0.16, 1.1.0 - 1.1.11, 1.2.0 - 1.2.5


CPE2.3 External links

http://github.com/hashicorp/nomad/issues/12039

Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?

4) Path traversal

EUVDB-ID: #VU60579

Risk: Medium

CVSSv3.1:

CVE-ID: CVE-2022-24683

CWE-ID: CWE-22 - Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform directory traversal attacks.

The vulnerability exists due to input validation error when processing directory traversal sequences. A remote authenticated attacker can send a specially crafted HTTP request and read arbitrary files on the system.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Nomad: 1.0.0 - 1.0.16, 1.1.0 - 1.1.11, 1.2.0 - 1.2.5


CPE2.3 External links

http://github.com/hashicorp/nomad/releases/tag/v1.2.6

Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?



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