Information disclosure in Apache Ambari

1) Path traversal

EUVDB-ID: #VU12423

Risk: Low

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

CVE-ID: CVE-2018-8003

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

Exploit availability: No

Description

The vulnerability allows a remote unauthenticated attacker to conduct directory traversal attack and obtain potentially sensitive information on the target system.

The weakness exists due to insufficient validation of user-supplied input. A remote attacker can send a specially crafted HTTP request, gain read-only access to sensitive files on the filesystem and conduct further attacks.

Mitigation

Update to version 2.6.2.

Vulnerable software versions

Ambari: 1.4 - 2.6.1

CPE2.3

• cpe:2.3:a:apache_foundation:ambari:1.4:*:*:*:*:*:*:*
• cpe:2.3:a:apache_foundation:ambari:1.4.1:*:*:*:*:*:*:*
• cpe:2.3:a:apache_foundation:ambari:1.4.2:*:*:*:*:*:*:*

External links

https://cwiki.apache.org/confluence/display/AMBARI/Ambari+Vulnerabilities#Am

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.