Information disclosure in PHP

1) Information disclosure

EUVDB-ID: #VU14293

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-2018-15132

CWE-ID: CWE-200 - Information exposure

Exploit availability: No

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 - 7.2.7

CPE2.3

• cpe:2.3:a:php_group:php:5.6.36:*:*:*:*:*:*:*
• cpe:2.3:a:php_group:php:7.0.30:*:*:*:*:*:*:*
• cpe:2.3:a:php_group:php:7.1.19:*:*:*:*:*:*:*
• cpe:2.3:a:php_group:php:7.2.7:*:*:*:*:*:*:*

External links

https://github.com/php/php-src/commit/f151e048ed27f6f4eef729f3310d053ab5da71d4

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.