Multiple vulnerabilities in HashiCorp Consul and Consul Enterprise



| Updated: 2024-11-07
Risk Medium
Patch available YES
Number of vulnerabilities 2
CVE-ID CVE-2024-10005
CVE-2024-10006
CWE-ID CWE-22
CWE-644
Exploitation vector Network
Public exploit N/A
Vulnerable software
 Consul
Server applications / Other server solutions

Consul Enterprise
Server applications / Other server solutions

Vendor HashiCorp

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Path traversal

EUVDB-ID: #VU99582

Risk: Medium

CVSSv4.0: 4.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2024-10005

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

Exploit availability: No

Description

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

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

Mitigation

Install update from vendor's website.

Vulnerable software versions

Consul: 1.9.0 - 1.20.0

Consul Enterprise: 1.9.0 - 1.20.0

CPE2.3 External links

https://discuss.hashicorp.com/t/hcsec-2024-22-consul-l7-intentions-vulnerable-to-url-path-bypass
https://github.com/advisories/GHSA-chgm-7r52-whjj
https://github.com/hashicorp/consul/releases/tag/v1.20.1


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.

2) Improper Neutralization of HTTP Headers for Scripting Syntax

EUVDB-ID: #VU99581

Risk: Medium

CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2024-10006

CWE-ID: CWE-644 - Improper Neutralization of HTTP Headers for Scripting Syntax

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform spoofing attack.

The vulnerability exists due to improper input validation when processing HTTP requests. A remote non-authenticated attacker can send a specially crafted HTTP request with an arbitrary Host header that will be accepted by the application.

Successful exploitation of the vulnerability may allow an attacker to perform cross-site scripting, cache poisoning or session hijacking attacks.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Consul: 1.9.0 - 1.20.0

Consul Enterprise: 1.9.0 - 1.20.0

CPE2.3
External links

https://discuss.hashicorp.com/t/hcsec-2024-23-consul-l7-intentions-vulnerable-to-headers-bypass
https://github.com/advisories/GHSA-5c4w-8hhh-3c3h
https://github.com/hashicorp/consul/releases/tag/v1.20.1


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.



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