CVE-2022-32550 in 1Password
Summary
by MITRE • 06/15/2022
An issue was discovered in AgileBits 1Password, involving the method various 1Password apps and integrations used to create connections to the 1Password service. In specific circumstances, this issue allowed a malicious server to convince a 1Password app or integration it is communicating with the 1Password service.
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Analysis
by VulDB Data Team • 06/16/2022
The vulnerability identified as CVE-2022-32550 represents a critical security flaw within AgileBits 1Password applications and their integration protocols. This issue stems from the improper implementation of connection establishment methods used by various 1Password apps and integrations when communicating with the 1Password service infrastructure. The flaw manifests in a manner that enables man-in-the-middle attack scenarios where malicious actors can deceive 1Password applications into believing they are establishing secure connections with legitimate 1Password services. This vulnerability operates at the core of the application's trust model and authentication mechanisms, fundamentally compromising the security assurances that users expect from password management solutions.
The technical implementation of this vulnerability resides in the certificate validation and hostname verification processes within the 1Password client applications. When applications establish connections to the 1Password service, they rely on proper certificate chain validation and hostname matching to ensure they are communicating with legitimate servers. However, the flawed implementation allows for certificate validation bypasses where malicious servers can present certificates that appear legitimate to the client applications. This weakness specifically relates to insufficient validation of SSL/TLS certificates and potentially allows for certificate pinning bypasses or improper certificate chain verification procedures. The vulnerability falls under CWE-295 which addresses improper certificate validation, and can be categorized under ATT&CK technique T1552.001 for credentials from password storage and T1071.004 for application layer protocol: DNS, as attackers could potentially leverage this to intercept or manipulate authentication flows.
The operational impact of this vulnerability extends beyond simple data theft, encompassing a comprehensive compromise of user credential security across all 1Password applications and integrations. Attackers exploiting this vulnerability could intercept user authentication tokens, manipulate password data, and potentially gain unauthorized access to user vaults and sensitive information stored within 1Password services. The scope of impact includes not only individual user accounts but also enterprise integrations where 1Password is used for credential management across organizational systems. This vulnerability undermines the fundamental security assumptions that users rely upon when storing sensitive credentials in password managers, potentially allowing attackers to escalate privileges and access additional systems within compromised environments. The attack surface is particularly concerning given that 1Password applications are used across multiple platforms and integration points, amplifying the potential for widespread compromise.
Mitigation strategies for CVE-2022-32550 require immediate attention through software updates provided by AgileBits, as the fix involves correcting the certificate validation and hostname verification mechanisms within client applications. Organizations should ensure all 1Password applications are updated to versions that address the flawed connection establishment protocols. Network administrators should implement additional monitoring for unusual certificate validation patterns and establish network-level controls to detect potential man-in-the-middle attacks. Security teams should conduct thorough audits of 1Password integrations and ensure proper certificate pinning is implemented across all client applications. The vulnerability highlights the importance of maintaining robust certificate validation processes and proper hostname verification, aligning with industry best practices outlined in NIST SP 800-57 and ISO/IEC 27001 requirements for secure communication protocols. Organizations should also consider implementing additional layers of authentication and access controls to reduce the impact of potential certificate validation bypasses.