Vulnerability identifier: #VU14293

Vulnerability risk: Low

CVSSv3.1: 4.6 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2018-15132

CWE-ID: CWE-200

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
PHP
Universal components / Libraries / Scripting languages

Vendor: PHP Group

Description

The vulnerability allows a remote attacker to obtain potentially sensitive information.

The vulnerability exists due to improper implementation of  open_basedir checking mechanisms in the linkinfo() function, as defined in the ext/standard/link_win32.c source code file. A remote attacker can gain access to potentially sensitive information.

Mitigation
The vulnerability has been addressed in the versions 5.6.37, 7.0.31, 7.1.20, and 7.2.8.

Vulnerable software versions

PHP: 5.6.0 - 5.6.36, 7.0.0 - 7.0.30, 7.1.0 - 7.1.19, 7.2.0 - 7.2.7

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External links
http://github.com/php/php-src/commit/f151e048ed27f6f4eef729f3310d053ab5da71d4

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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.