Denial of service in PHP - CVE-2014-0237
Published: November 27, 2018
Vulnerability identifier: #VU16084
CSH Severity: Low
CVSS v4: 8.7 [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]
CVE-ID: CVE-2014-0237
CWE-ID: CWE-264
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists in cdf_unpack_summary_info function in cdf.c in the Fileinfo component in PHP before 5.4.29 and 5.5.x before 5.5.13 due to performance degradation. A remote attacker can trigger many file_printf calls and cause the service to crash.
Affected software
PHP
Gentoo Linux
Amazon Linux AMI
SUSE Linux
Slackware Linux
php5 (Ubuntu package)
php (Alpine package)
dev-lang/php
Gentoo Linux
Amazon Linux AMI
SUSE Linux
Slackware Linux
php5 (Ubuntu package)
php (Alpine package)
dev-lang/php
How to mitigate CVE-2014-0237
Install updates from vendor's website.
PHP - addressed in versions 5.4.29, 5.5.13
php5 (Ubuntu package) - addressed in versions 5.3.2-1ubuntu4.25, 5.3.10-1ubuntu3.12
php (Alpine package) - update to 5.3.28-r4
dev-lang/php - update to 5.5.16
php5 (Ubuntu package) - addressed in versions 5.3.2-1ubuntu4.25, 5.3.10-1ubuntu3.12
php (Alpine package) - update to 5.3.28-r4
dev-lang/php - update to 5.5.16