CVE-2014-1994 in Garoon
Summary
by MITRE
Cross-site scripting (XSS) vulnerability in the Notices portlet in Cybozu Garoon 2.x and 3.x before 3.7 SP4 allows remote authenticated users to inject arbitrary web script or HTML via unspecified vectors.
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Analysis
by VulDB Data Team • 03/11/2019
The vulnerability identified as CVE-2014-1994 represents a critical cross-site scripting flaw within the Notices portlet of Cybozu Garoon software versions 2.x and 3.x prior to 3.7 SP4. This vulnerability specifically affects organizations utilizing the Garoon collaboration platform which is commonly deployed for enterprise communication and workflow management. The flaw exists in the way the application processes user input within the Notices portlet component, creating an avenue for malicious actors to execute arbitrary web scripts or HTML code within the context of other users' browsers. The vulnerability is particularly concerning as it requires only authenticated access to exploit, meaning that legitimate users with valid credentials can potentially compromise the security of the entire system. This authentication requirement does not mitigate the risk significantly since attackers who gain access to legitimate user accounts can leverage this vulnerability to escalate their privileges or access sensitive information. The unspecified vectors suggest that the vulnerability could be triggered through multiple input points within the Notices portlet functionality, making it difficult to predict all potential attack scenarios. This type of vulnerability falls under CWE-79 which specifically addresses Cross-Site Scripting flaws, where the application fails to properly validate or escape user-supplied data before rendering it in web pages. From an operational perspective, the impact of this vulnerability extends beyond simple script injection as it can enable attackers to perform session hijacking, steal sensitive data, redirect users to malicious websites, or even execute administrative actions on behalf of other users. The attack surface is broadened by the fact that the Notices portlet is typically used for sharing important information, making it a prime target for exploitation. Organizations using this software may experience unauthorized access to confidential communications, data leakage, and potential system compromise through this vulnerability. The security implications align with ATT&CK technique T1531 which involves the use of malicious scripts to gain unauthorized access to systems. The vulnerability demonstrates a classic failure in input validation and output encoding practices, where the application does not adequately sanitize user-provided content before displaying it to other users. This weakness creates an environment where attackers can craft malicious payloads that will execute in the browsers of other legitimate users who view the compromised content. The remediation approach for this vulnerability involves applying the vendor-provided patch or upgrade to version 3.7 SP4 or later, which addresses the input validation issues within the Notices portlet. Organizations should also implement additional security measures such as web application firewalls, input validation controls, and regular security assessments to prevent similar vulnerabilities from being exploited. The broader implications of this vulnerability highlight the importance of maintaining up-to-date software versions and implementing robust security controls to protect against authenticated attacks that can lead to significant security breaches. Regular security training for users to recognize potential social engineering attempts that could lead to credential compromise is also recommended as a complementary security measure. The vulnerability serves as a reminder of the critical need for comprehensive security testing and validation of web applications, particularly those handling user-generated content in enterprise environments.