Use-after-free in PHP

1) Use-after-free

EUVDB-ID: #VU33703

Risk: Medium

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

CVE-ID: CVE-2010-2225

CWE-ID: CWE-416 - Use After Free

Exploit availability: No

Description

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a use-after-free error when processing serialized data, related to the PHP unserialize function. A remote attackers can execute arbitrary code or obtain sensitive information.

Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.

Mitigation

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

Vulnerable software versions

PHP: 5.2.0 - 5.3.2

CPE2.3

• cpe:2.3:a:php_group:php:5.2.13:*:*:*:*:*:*:*
• cpe:2.3:a:php_group:php:5.3.2:*:*:*:*:*:*:*

External links

https://lists.apple.com/archives/security-announce/2010//Aug/msg00003.html
https://lists.opensuse.org/opensuse-security-announce/2010-09/msg00006.html
https://lists.opensuse.org/opensuse-security-announce/2010-10/msg00000.html
https://marc.info/?l=bugtraq&m=133469208622507&w=2
https://pastebin.com/mXGidCsd
https://secunia.com/advisories/40860
https://support.apple.com/kb/HT4312
https://twitter.com/i0n1c/statuses/16373156076
https://twitter.com/i0n1c/statuses/16447867829
https://www.debian.org/security/2010/dsa-2089
https://www.securityfocus.com/bid/40948
https://bugzilla.redhat.com/show_bug.cgi?id=605641
https://exchange.xforce.ibmcloud.com/vulnerabilities/59610

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.