CVE-2022-1716 in Keep My Notes
Summary
by MITRE • 06/02/2022
Keep My Notes v1.80.147 allows an attacker with physical access to the victim's device to bypass the application's password/pin lock to access user data. This is possible due to lack of adequate security controls to prevent dynamic code manipulation.
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Analysis
by VulDB Data Team • 06/08/2022
This vulnerability in Keep My Notes v1.80.147 represents a critical security flaw that undermines the application's core authentication mechanism through physical access exploitation. The vulnerability stems from insufficient security controls that fail to prevent dynamic code manipulation, allowing attackers to bypass the password or pin lock protection that should safeguard user data. The flaw specifically manifests when an attacker possesses physical access to the victim's device, creating a direct pathway for unauthorized data access that circumvents the intended security boundaries.
The technical implementation of this vulnerability demonstrates a failure in the application's runtime protection mechanisms and code integrity verification processes. When physical access is granted, attackers can manipulate the application's dynamic code execution environment to bypass authentication checks, effectively rendering the password or pin protection ineffective. This type of vulnerability falls under the category of insufficient runtime protection as defined by CWE-693, where the application fails to implement adequate safeguards against manipulation of its execution environment. The weakness creates a direct attack vector that allows privilege escalation and unauthorized data access without proper authentication.
The operational impact of this vulnerability extends beyond simple data exposure to encompass potential privacy breaches and unauthorized access to sensitive user information. Users who store confidential notes, personal information, or business data within the application become vulnerable to immediate access by anyone with physical possession of their device. This risk is particularly concerning in environments where devices may be lost, stolen, or accessed by unauthorized individuals, as the vulnerability does not require network connectivity or complex attack vectors. The exploitation scenario aligns with ATT&CK technique T1216 which covers the use of legitimate credentials and application access to bypass security controls.
Mitigation strategies should focus on implementing robust code integrity checks, runtime application self-protection mechanisms, and enhanced authentication controls that remain effective even under physical access scenarios. The application should incorporate anti-debugging techniques, code obfuscation, and runtime integrity verification to prevent dynamic code manipulation. Additionally, developers should consider implementing device binding mechanisms, secure key storage, and multi-factor authentication approaches that provide protection beyond simple password or pin entry. Security controls should also include detection mechanisms that can identify and respond to manipulation attempts, as outlined in the security controls framework of CWE-693 and aligned with ATT&CK's defensive strategies for preventing code manipulation attacks.