#VU110287 Information disclosure in PHP - CVE-2010-2484

Vulnerability identifier: #VU110287

Vulnerability risk: Medium

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

CVE-ID: CVE-2010-2484

CWE-ID: CWE-200

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
PHP
Universal components / Libraries / Scripting languages

Vendor: PHP Group

Description

The vulnerability allows a remote non-authenticated attacker to gain access to sensitive information.

The strrchr function in PHP 5.2 before 5.2.14 allows context-dependent attackers to obtain sensitive information (memory contents) or trigger memory corruption by causing a userspace interruption of an internal function or handler.

Mitigation
Install update from vendor's website.

Vulnerable software versions

PHP: 5.2, 5.2.1, 5.2.2, 5.2.3, 5.2.4, 5.2.5, 5.2.6, 5.2.8, 5.2.9, 5.2.10, 5.2.11, 5.2.12, 5.2.13

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External links
https://lists.apple.com/archives/security-announce/2010//Aug/msg00003.html
https://lists.apple.com/archives/security-announce/2010//Nov/msg00000.html
https://lists.opensuse.org/opensuse-security-announce/2010-10/msg00000.html
https://marc.info/?l=bugtraq&m=133469208622507&w=2
https://support.apple.com/kb/HT4312
https://support.apple.com/kb/HT4435
https://www.php.net/releases/5_2_14.php
https://bugzilla.redhat.com/show_bug.cgi?id=619324

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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.