CVE-2021-41995 : What You Need to Know

PingID Mac Login prior to version 1.1 is vulnerable to pre-computed dictionary attacks, allowing for an offline multi-factor authentication bypass.

Understanding CVE-2021-41995

PingID Mac Login version 1.1 and earlier has a vulnerability that can be exploited by attackers for an offline MFA bypass.

What is CVE-2021-41995?

A misconfiguration of RSA in PingID Mac Login prior to version 1.1 leads to susceptibility to pre-computed dictionary attacks, potentially resulting in an offline MFA bypass.

The Impact of CVE-2021-41995

CVSS Base Score: 7.7 (High Severity)
Attack Vector: Network
Attack Complexity: High
Confidentiality Impact: High
Integrity Impact: High
Privileges Required: High
Scope: Changed
This vulnerability does not have an availability impact.

Technical Details of CVE-2021-41995

PingID Mac Login vulnerability details and affected systems.

Vulnerability Description

The misconfiguration of RSA in PingID Mac Login version 1.1 and earlier allows adversaries to perform pre-computed dictionary attacks, enabling an offline MFA bypass.

Affected Systems and Versions

Product: PingID Mac Login
Vendor: Ping Identity
Affected Versions: < 1.1 (unspecified)
Platforms: macOS

Exploitation Mechanism

Attackers can exploit this vulnerability by leveraging pre-computed dictionary attacks to bypass the multi-factor authentication on PingID Mac Login.

Mitigation and Prevention

Protect yourself against CVE-2021-41995 to ensure system security.

Immediate Steps to Take

Upgrade PingID Mac Login to version 1.1 or newer, where the vulnerability is fixed.
Monitor for any unusual authentication attempts.

Long-Term Security Practices

Implement strong password policies and multi-factor authentication.
Regularly update and patch all software and systems to prevent vulnerabilities.

Patching and Updates

Keep PingID Mac Login and all related software up to date to mitigate security risks.