CVE-2012-0320 in Movable Type
Summary
by MITRE
Movable Type before 4.38, 5.0x before 5.07, and 5.1x before 5.13 allows remote attackers to take control of sessions via unspecified vectors related to the (1) commenting feature and (2) community script.
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Analysis
by VulDB Data Team • 11/30/2021
The vulnerability identified as CVE-2012-0320 represents a critical session hijacking weakness affecting Movable Type content management systems across multiple versions. This flaw enables remote attackers to gain unauthorized control over user sessions through two distinct attack vectors involving the commenting feature and community script functionality. The vulnerability falls under the category of session management flaws that can lead to complete system compromise when exploited properly.
The technical implementation of this vulnerability stems from insufficient session validation mechanisms within the commenting and community script components of Movable Type. Attackers can exploit unspecified vectors to manipulate session tokens or bypass authentication checks, effectively allowing them to impersonate legitimate users and access protected administrative functions. This weakness is particularly dangerous because it operates at the session management layer, where successful exploitation can lead to complete administrative control over the content management system. The vulnerability demonstrates poor input validation and insufficient session integrity checks that are fundamental requirements for secure web applications.
The operational impact of CVE-2012-0320 extends far beyond simple unauthorized access, as successful exploitation can result in complete system compromise including data theft, content manipulation, and potential lateral movement within network environments. Attackers can leverage this vulnerability to post malicious comments, modify content, access user accounts, and potentially use the compromised system as a foothold for further attacks. This vulnerability directly aligns with attack patterns documented in the ATT&CK framework under credential access and privilege escalation techniques, specifically targeting session management weaknesses that enable persistent unauthorized access.
Security professionals should recognize this vulnerability as a classic example of insufficient session management controls that violate established security principles. The flaw represents a failure to implement proper session token generation, validation, and expiration mechanisms, which are fundamental requirements for secure web applications according to industry standards. Organizations running affected Movable Type versions should immediately apply the vendor-provided patches and implement additional monitoring for suspicious session activity. The vulnerability also highlights the importance of regular security assessments and timely patch management to prevent exploitation of known session management weaknesses that can lead to complete system compromise.