#VU16084 Denial of service in PHP - CVE-2014-0237

Vulnerability identifier: #VU16084

Vulnerability risk: Low

CVSSv4.0: 6.6 [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-2014-0237

CWE-ID: CWE-264

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
PHP
Universal components / Libraries / Scripting languages

Vendor: PHP Group

Description

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.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

PHP: 5.4.0 - 5.4.28, 5.5.0 - 5.5.12

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External links
https://bugs.php.net/bug.php?id=67328

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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.