CVE-2022-34624 in Mealie
Summary
by MITRE • 08/19/2022
Mealie1.0.0beta3 does not terminate download tokens after a user logs out, allowing attackers to perform a man-in-the-middle attack via a crafted GET request.
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Analysis
by VulDB Data Team • 09/24/2022
The vulnerability identified as CVE-2022-34624 affects Mealie version 1.0.0beta3 and represents a critical session management flaw that undermines the application's security posture. This issue stems from improper token lifecycle management within the application's download functionality, where authentication tokens remain valid even after user logout events. The flaw creates a persistent security gap that enables unauthorized access to protected resources through compromised session tokens. The vulnerability directly impacts the integrity and confidentiality of user data by allowing attackers to maintain access to download capabilities without proper authentication.
The technical implementation of this vulnerability resides in the application's session handling mechanism for download tokens. When users log out of the Mealie application, the system fails to invalidate or terminate the active download tokens that were previously issued. This oversight creates a window of opportunity where attackers can intercept and reuse these tokens to access protected content. The specific attack vector involves crafting a malicious GET request that leverages the stale token to bypass authentication requirements. This behavior violates fundamental security principles of session management and demonstrates a clear failure in the application's access control implementation.
From an operational perspective, this vulnerability presents significant risks to organizations and individuals using Mealie for recipe management and sharing. Attackers can exploit this weakness to perform man-in-the-middle attacks by intercepting network traffic and reusing valid download tokens obtained through various means such as network sniffing or token interception during transmission. The impact extends beyond simple unauthorized access to include potential data exfiltration, content manipulation, and compromise of user privacy. The vulnerability affects the application's ability to maintain secure session boundaries and undermines trust in the system's authentication mechanisms.
The security implications of CVE-2022-34624 align with CWE-613, which addresses insufficient session expiration, and can be mapped to ATT&CK technique T1566.001 for credential harvesting through man-in-the-middle attacks. Organizations should implement immediate mitigations including token invalidation upon logout, implementing short-lived tokens with automatic refresh mechanisms, and ensuring proper session cleanup procedures. The recommended remediation involves modifying the application's logout process to invalidate all active download tokens and implementing robust token management protocols that align with industry standards for secure session handling. Additionally, network monitoring should be enhanced to detect suspicious token usage patterns and prevent unauthorized access to protected resources through compromised session tokens.