Multiple vulnerabilities in Oracle Communications BRM - Elastic Charging Engine

Published: 2022-01-23

Risk	High
Patch available	YES
Number of vulnerabilities	2
CVE-ID	CVE-2021-29425 CVE-2021-39139
CWE-ID	CWE-22 CWE-20
Exploitation vector	Network
Public exploit	N/A
Vulnerable software Subscribe	Oracle Communications BRM - Elastic Charging Engine Server applications / Database software
Vendor	Oracle

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Path traversal

EUVDB-ID: #VU52252

Risk: Low

CVSSv3.1: 3.2 [CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-29425

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 within the FileNameUtils.normalize method when processing directory traversal sequences, such as "//../foo", or "\..foo". A remote attacker can send a specially crafted request and verify files availability in the parent folder.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Oracle Communications BRM - Elastic Charging Engine: 12.0

External links

http://www.oracle.com/security-alerts/cpujan2022.html?904649

Q & A

Can this vulnerability be exploited remotely?

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

How the attacker can exploit this vulnerability?

The attacker would have to send a specially crafted request to the affected application in order to exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

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

2) Improper input validation

EUVDB-ID: #VU59813

Risk: High

CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-39139

CWE-ID: CWE-20 - Improper input validation