Vulnerability identifier: #VU4873

Vulnerability risk: Low

CVSSv3.1: 5.5 [CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: N/A

CWE-ID: CWE-200

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
cPanel
Web applications / Remote management & hosting panels

Vendor: cPanel, Inc

Description

The vulnerability allows a remote attacker to read arbitrary files on the system.

The vulnerability exists due to an error when processing valiases for users. A remote authenticated user can create valias, which includes other files, and read them with privileges of Exim system user.

Successful exploitation of the vulnerability may allow an attacker to read arbitrary files on the system.

Mitigation
This issue is resolved in the following builds:
62.0.4
60.0.35
58.0.43

Vulnerable software versions

cPanel: 11.58.0.3 - 11.62.0.2

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External links
http://news.cpanel.com/tsr-2017-0001-full-disclosure/

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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.