CVE-2012-0911

Name: CVE-2012-0911
Creator: NVD / NIST
Published: 2012-07-12T19:55:03.53+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 62.99%

Last modified Jun 16, 2026

CVE-2012-0911 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. 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.. EPSS estimates a 62.99% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1

9.8/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

62.99%

99.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-502

Affected Software

Vendor	Product	Versions
Tiki	Tikiwiki Cms\/Groupware	< 6.7
Tiki	Tikiwiki Cms\/Groupware	< 8.4

References

http://archives.neohapsis.com/archives/bugtraq/2012-07/0020.htmlExploit
http://dev.tiki.org/item4109Broken Link
http://info.tiki.org/article190-Tiki-Wiki-CMS-Groupware-Updates-Tiki-6-7-LTSVendor Advisory
http://info.tiki.org/article191-Tiki-Releases-8-4Release Notes
http://osvdb.org/83534Broken Link
http://www.exploit-db.com/exploits/19573Exploit, Third Party Advisory, VDB Entry
http://www.exploit-db.com/exploits/19630Exploit, Third Party Advisory, VDB Entry
http://www.securityfocus.com/bid/54298Broken Link
https://exchange.xforce.ibmcloud.com/vulnerabilities/76758Third Party Advisory, VDB Entry
http://archives.neohapsis.com/archives/bugtraq/2012-07/0020.htmlExploit
http://dev.tiki.org/item4109Broken Link
http://info.tiki.org/article190-Tiki-Wiki-CMS-Groupware-Updates-Tiki-6-7-LTSVendor Advisory
http://info.tiki.org/article191-Tiki-Releases-8-4Release Notes
http://osvdb.org/83534Broken Link
http://www.exploit-db.com/exploits/19573Exploit, Third Party Advisory, VDB Entry
http://www.exploit-db.com/exploits/19630Exploit, Third Party Advisory, VDB Entry
http://www.securityfocus.com/bid/54298Broken Link
https://exchange.xforce.ibmcloud.com/vulnerabilities/76758Third Party Advisory, VDB Entry

Timeline

Published: Jul 12, 2012
Last Modified: Jun 16, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2012-0911?

How severe is CVE-2012-0911?

CVE-2012-0911 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 62.99% probability of exploitation in the next 30 days.

How do I fix CVE-2012-0911?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2012-0911?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST