CVE-2024-12663 in Mee-Admin
Summary
by MITRE • 12/16/2024
A vulnerability classified as problematic was found in funnyzpc Mee-Admin up to 1.6. This vulnerability affects unknown code of the file /mee/login of the component Login. The manipulation of the argument username leads to observable response discrepancy. The attack can be initiated remotely. The complexity of an attack is rather high. The exploitation appears to be difficult. The exploit has been disclosed to the public and may be used.
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Analysis
by VulDB Data Team • 12/17/2024
This vulnerability resides within the funnyzpc Mee-Admin application version 1.6 and earlier, specifically targeting the login component located at /mee/login. The flaw manifests as an observable response discrepancy when manipulating the username parameter, creating a condition where the application's behavior varies predictably based on input validation. Such discrepancies in response timing or content can reveal information about the system's internal state, making this a particularly concerning issue for authentication systems. The vulnerability's classification as problematic indicates it could potentially be exploited to gain unauthorized access or extract sensitive information about the system's user base.
The technical implementation of this vulnerability involves the application's handling of the username argument during the login process, where the system's response varies depending on whether the provided username exists in the database. This type of behavior creates timing differences or content variations that can be exploited by attackers to determine valid usernames through careful observation of the application's responses. The attack vector is remote, meaning an adversary can exploit this vulnerability without requiring physical access to the system or network. The high complexity and difficult exploitation requirements suggest that while the vulnerability exists, it likely requires sophisticated techniques or specific conditions to be successfully leveraged.
The operational impact of this vulnerability extends beyond simple credential theft, as it can enable account enumeration attacks that allow attackers to identify valid user accounts within the system. This information can then be used to conduct targeted attacks such as brute force attempts, credential stuffing, or social engineering campaigns. The fact that this vulnerability has been publicly disclosed increases the risk significantly, as malicious actors can immediately begin testing their exploitation techniques. According to CWE classification, this vulnerability relates to CWE-20: Improper Input Validation, and potentially CWE-347: Improper Verification of Cryptographic Signature, depending on the specific implementation details. The ATT&CK framework would categorize this under T1110.001: Brute Force: Password Guessing and T1078: Valid Accounts, as it enables adversaries to discover and potentially compromise legitimate user credentials.
Mitigation strategies should focus on implementing consistent response times regardless of input values, which can be achieved through constant-time comparison algorithms and uniform error messaging. Organizations should also implement rate limiting and account lockout mechanisms to prevent automated enumeration attacks. The most effective long-term solution involves upgrading to a patched version of the Mee-Admin application, though this may not be immediately available given the vulnerability's current status. Additionally, implementing multi-factor authentication can provide defense-in-depth protection against credential compromise even if this specific vulnerability is exploited successfully. Security monitoring should include detection of unusual login patterns and response timing variations that might indicate active exploitation attempts against this vulnerability.