SB2016052201 - Path traversal in PHP
Published: May 22, 2016 Updated: November 28, 2018
Security Bulletin ID
SB2016052201
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Data manipulation
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Path traversal (CVE-ID: CVE-2014-9767)
The vulnerability allows a remote attacker to perform directory traversal attacks.
The vulnerability exists due to input validation error when processing directory traversal sequences in ZipArchive::extractTo function in ext/zip/php_zip.c and in and ext/zip/ext_zip.cpp in HHVM. A remote attacker can pass a specially crafted zip archive to the affected application and create arbitrary empty directories on the system.
Remediation
Install update from vendor's website.
References
- http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00052.html
- http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00056.html
- http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00057.html
- http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00058.html
- http://php.net/ChangeLog-5.php
- http://www.openwall.com/lists/oss-security/2016/03/16/20
- http://www.securityfocus.com/bid/76652
- http://www.securitytracker.com/id/1035311
- http://www.ubuntu.com/usn/USN-2952-1
- http://www.ubuntu.com/usn/USN-2952-2
- https://bugs.php.net/bug.php?id=67996
- https://bugs.php.net/bug.php?id=70350
- https://github.com/facebook/hhvm/commit/65c95a01541dd2fbc9c978ac53bed235b5376686