Input validation error in PHP

1) Input validation error

EUVDB-ID: #VU33696

Risk: Medium

CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2011-4566

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows remote attackers to perform a denial of service (DoS) attack.

The vulnerability exists due to insufficient validation of user-supplied input. A remote attacker can read the contents of arbitrary memory locations or cause a denial of service via a crafted offset_val value in an EXIF header in a JPEG file, a different vulnerability than CVE-2011-0708.

Mitigation

Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Vulnerable software versions

PHP: 5.4.0

CPE2.3

• cpe:2.3:a:php_group:php:5.4.0:*:*:*:*:*:*:*

External links

https://lists.apple.com/archives/security-announce/2012/May/msg00001.html
https://lists.opensuse.org/opensuse-security-announce/2012-03/msg00016.html
https://rhn.redhat.com/errata/RHSA-2012-0071.html
https://secunia.com/advisories/47253
https://secunia.com/advisories/48668
https://support.apple.com/kb/HT5281
https://www.debian.org/security/2012/dsa-2399
https://www.mandriva.com/security/advisories?name=MDVSA-2011:197
https://www.redhat.com/support/errata/RHSA-2012-0019.html
https://www.securityfocus.com/bid/50907
https://bugs.php.net/bug.php?id=60150
https://exchange.xforce.ibmcloud.com/vulnerabilities/71612
https://www.ubuntu.com/usn/USN-1307-1/

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.