CVE-2023-7076 in MyAAC
Summary
by MITRE • 12/22/2023
A vulnerability was found in slawkens MyAAC up to 0.8.13. It has been declared as problematic. This vulnerability affects unknown code of the file system/pages/bugtracker.php. The manipulation of the argument bug[2]['subject']/bug[2]['text']/report['subject'] leads to cross site scripting. The attack can be initiated remotely. Upgrading to version 0.8.14 is able to address this issue. The name of the patch is 83a91ec540072d319dd338abff45f8d5ebf48190. It is recommended to upgrade the affected component. The identifier of this vulnerability is VDB-248848.
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Analysis
by VulDB Data Team • 01/18/2024
The vulnerability identified as CVE-2023-7076 represents a cross-site scripting vulnerability within the slawkens MyAAC application version 0.8.13 and earlier. This security flaw exists within the file system/pages/bugtracker.php component of the application, making it a critical concern for users operating affected versions. The vulnerability stems from improper input validation and sanitization mechanisms that fail to adequately process user-supplied data before rendering it in web pages. The specific attack vector involves manipulation of the bug[2]['subject'], bug[2]['text'], or report['subject'] parameters, which allows malicious actors to inject malicious scripts into the application's response. This type of vulnerability falls under the CWE-79 category, which specifically addresses Cross-Site Scripting flaws in software applications. The vulnerability is classified as remotely exploitable, meaning attackers do not require physical access to the system to carry out attacks, significantly increasing its potential impact and attack surface.
The operational impact of this vulnerability extends beyond simple script injection, as it can enable attackers to perform various malicious activities including session hijacking, credential theft, and data exfiltration from authenticated users. When exploited, the XSS vulnerability allows attackers to execute arbitrary JavaScript code in the context of a victim's browser, potentially leading to complete compromise of user sessions and sensitive information exposure. The vulnerability's designation as VDB-248848 indicates it has been catalogued in vulnerability databases, highlighting its recognition within the cybersecurity community. Attackers can leverage this weakness to redirect users to malicious websites, steal cookies and session tokens, or even modify the functionality of the vulnerable web application. The fact that this vulnerability affects the bug tracking functionality suggests that it could be particularly damaging in environments where users report security issues or system problems, as attackers could manipulate these reports to spread malicious content throughout the application's interface.
The remediation approach for CVE-2023-7076 requires immediate upgrading of the slawkens MyAAC application to version 0.8.14 or later, as this represents the official patch release addressing the vulnerability. The specific patch identified by the commit hash 83a91ec540072d319dd338abff45f8d5ebf48190 contains the necessary code modifications to properly sanitize user input before processing and rendering. This remediation strategy aligns with the ATT&CK framework's mitigation techniques, particularly those related to input validation and output encoding. Organizations should implement a comprehensive upgrade process that includes thorough testing of the patched version to ensure no regression issues are introduced. Security teams should also consider implementing additional defensive measures such as web application firewalls, content security policies, and regular security assessments to protect against similar vulnerabilities. The vulnerability demonstrates the importance of proper input sanitization and output encoding practices, which are fundamental requirements in secure software development and align with industry standards such as OWASP Top Ten and NIST cybersecurity guidelines.