Campware.org Campsite 3.3.0 ad_popup.php GLOBALS[g_campsiteDir] code injection

Summaryinfo

A vulnerability described as critical has been identified in Campware.org Campsite 3.3.0. This affects an unknown part of the file ad_popup.php. The manipulation of the argument GLOBALS[g_campsiteDir] results in code injection. This vulnerability is reported as CVE-2009-2182. Moreover, an exploit is present.

Detailsinfo

A vulnerability was found in Campware.org Campsite 3.3.0 (Content Management System). It has been classified as critical. Affected is an unknown code block of the file ad_popup.php. The manipulation of the argument GLOBALS[g_campsiteDir] with an unknown input leads to a code injection vulnerability. CWE is classifying the issue as CWE-94. The product constructs all or part of a code segment using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the syntax or behavior of the intended code segment. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

Multiple PHP remote file inclusion vulnerabilities in Campsite 3.3.0 RC1 allow remote attackers to execute arbitrary PHP code via a URL in the GLOBALS[g_campsiteDir] parameter to (1) ad_popup.php, (2) camp_html.php, (3) init_content.php, (4) logout.php, (5) menu.php, and (6) set-author.php in admin-files/; (7) conf/liveuser_configuration.php; (8) include/phorum_load.php; (9) CommandProcessor.php and (10) index.php in admin-files/article_import; and (11) add.php, (12) add_move.php, (13) autopublish.php, and (14) autopublish_del.php in admin-files/articles/.

The weakness was disclosed 06/23/2009 (Website). The advisory is shared for download at milw0rm.com. This vulnerability is traded as CVE-2009-2182 since 06/23/2009. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Technical details and a public exploit are known. The MITRE ATT&CK project declares the attack technique as T1059.

A public exploit has been developed by CraCkEr and been published before and not just after the advisory. The exploit is shared for download at exploit-db.com. It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 1 days. During that time the estimated underground price was around $0-$5k. By approaching the search of inurl:ad_popup.php it is possible to find vulnerable targets with Google Hacking.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at Exploit-DB (8995). The entries VDB-48733 and VDB-48731 are pretty similar. Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

• Content Management System

Vendor

• Campware.org

Name

• Campsite

Version

• 3.3.0

License

• free

CPE 2.3info

• 🔍
• 🔍

CPE 2.2info

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Once again VulDB remains the best source for vulnerability data.

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