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CVE-2012-0911

9.8 · CRITICAL

TikiWiki CMS/Groupware before 6.7 LTS and before 8.4 allows remote attackers to execute arbitrary PHP code via a crafted serialized object in the (1) cookieName to lib/banners/bannerlib.php; (2) pr…

Published Jul 12, 2012tikiCWE-502EPSS 62.99%

Overview

CVE-2012-0911 is a critical-severity vulnerability affecting tiki tikiwiki_cms\/groupware. It was published on July 12, 2012 and has a CVSS 3.1 base score of 9.8 (CRITICAL).

This vulnerability has a CVSS 3.1 base score of 9.8, rated CRITICAL. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

TikiWiki CMS/Groupware before 6.7 LTS and before 8.4 allows remote attackers to execute arbitrary PHP code via a crafted serialized object in the (1) cookieName to lib/banners/bannerlib.php; (2) printpages or (3) printstructures parameter to (a) tiki-print_multi_pages.php or (b) tiki-print_pages.php; or (4) sendpages, (5) sendstructures, or (6) sendarticles parameter to tiki-send_objects.php, which is not properly handled when processed by the unserialize function.

Remediation

Check the references section for vendor advisories and patches from tiki. Update tikiwiki_cms\/groupware to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected products

VendorProductVersionsStatus
tikitikiwiki_cms\/groupware>= 0, < 6.7Affected

References

Refarchives.neohapsis.com/archives/bugtraq/2012-07/0020.htmlRefdev.tiki.org/item4109Refinfo.tiki.org/article190-Tiki-Wiki-CMS-Groupware-Updates-Tiki-6-7-LTSRefinfo.tiki.org/article191-Tiki-Releases-8-4Refosvdb.org/83534Refwww.exploit-db.com/exploits/19573Refwww.exploit-db.com/exploits/19630Refwww.securityfocus.com/bid/54298Refexchange.xforce.ibmcloud.com/vulnerabilities/76758Refarchives.neohapsis.com/archives/bugtraq/2012-07/0020.html

How CyberStrike helps

Frequently asked questions

What is CVE-2012-0911?

CVE-2012-0911 is a critical-severity vulnerability affecting tiki tikiwiki_cms\/groupware. It was published on July 12, 2012 and has a CVSS 3.1 base score of 9.8 (CRITICAL).

How severe is CVE-2012-0911?

This vulnerability has a CVSS 3.1 base score of 9.8, rated CRITICAL. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2012-0911?

Check the references section for vendor advisories and patches from tiki. Update tikiwiki_cms\/groupware to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2012-0911?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2012-0911 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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