Information disclosure in PHP

Published: 2018-08-09
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2018-15132
Exploitation vector Network
Public exploit N/A
Vulnerable software
Universal components / Libraries / Scripting languages

Vendor PHP Group

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Information disclosure

EUVDB-ID: #VU14293

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 - Information exposure

Exploit availability: No


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.


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

External links

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.