#VU16108 Use-after-free error in PHP - CVE-2015-2301
Published: November 27, 2018
Vulnerability identifier: #VU16108
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2015-2301
CWE-ID: CWE-416
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
PHP
PHP
Software vendor:
PHP Group
PHP Group
Description
The vulnerability allows a remote attacker to cause DoS condition on the target system.
The vulnerability exists due to use-after-free vulnerability in the phar_rename_archive function in phar_object.c in PHP before 5.5.22 and 5.6.x before 5.6.6. A remote attacker can trigger memory corruption via vectors that trigger an attempted renaming of a Phar archive to the name of an existing file and cause the service to crash.
Remediation
Install update from vendor's website.