CVE-2012-0911 Deserialization in n/a

Critical 9.8 Published 12 Jul 2012 Updated 6 Aug 2024

Remote attackers can execute arbitrary PHP code in TikiWiki CMS by sending crafted serialized objects in specific parameters.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2012-0911?

CVE-2012-0911 is a critical unsafe deserialization vulnerability in Tiki Tikiwiki Cms\/Groupware, published on 12 Jul 2012. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official 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.

Weakness: CWE-502

Which versions are affected by CVE-2012-0911?

It affects 1 product.

Products include Tiki Tikiwiki Cms\/Groupware.

How do I fix CVE-2012-0911?

No fix has been published for CVE-2012-0911 yet. Limit exposure of the affected software until one is available.

Upgrade, and only deserialise data from trusted sources or with an allow-list of types. More about Unsafe deserialization.

Is CVE-2012-0911 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2012-0911 exists.

Public exploit code: 1 Metasploit module and 2 Exploit-DB entries.

All Tiki Tikiwiki Cms\/Groupware vulnerabilities

Sources

Also known as GHSA-qmxq-rh22-gxp8.