CVE-2022-23610 : What You Need to Know
Discover the critical details of CVE-2022-23610 in wire-server. Learn about the impact, technical details, affected systems, exploitation mechanism, and mitigation steps to enhance security.
A critical vulnerability in wire-server prior to the 2022-01-27 release allowed attackers to bypass SAML SSO and impersonate any Wire user with SAML credentials. Here's what you need to know about CVE-2022-23610.
Understanding CVE-2022-23610
This section provides detailed insights into the vulnerability in wire-server.
What is CVE-2022-23610?
wire-server, the back end service for Wire messenger, was vulnerable prior to the 2022-01-27 release, allowing attackers to bypass SAML SSO and impersonate users with SAML credentials.
The Impact of CVE-2022-23610
The vulnerability enabled attackers to login as any user in a Wire team with SAML SSO enabled or create new users with fake SAML credentials.
Technical Details of CVE-2022-23610
Explore the technical aspects of the vulnerability in wire-server.
Vulnerability Description
The improper verification of cryptographic signatures in wire-server allowed attackers to exploit SAML SSO and impersonate users with SAML credentials.
Affected Systems and Versions
Versions of wire-server prior to the 2022-01-27 release and versions below 2.123.0 were affected by this vulnerability.
Exploitation Mechanism
Attackers could craft DSA signatures to bypass SAML SSO, creating new accounts with fake SAML credentials under specific conditions.
Mitigation and Prevention
Discover the necessary steps to mitigate and prevent CVE-2022-23610.
Immediate Steps to Take
Users should update their on-premise wire-server instances to version 2022-01-27 to eliminate the vulnerability.
Long-Term Security Practices
Enabling SCIM and ensuring timely updates can enhance overall security posture against such vulnerabilities.
Patching and Updates
Patch wire-server to the latest version to address the improper verification of cryptographic signatures.