CVE-2024-7593: Ivanti vTM Auth Bypass Vulnerability

CVE-2024-7593 Overview

CVE-2024-7593 is an authentication bypass vulnerability affecting Ivanti Virtual Traffic Manager (vTM). The flaw stems from an incorrect implementation of an authentication algorithm that allows remote unauthenticated attackers to bypass authentication of the admin panel. This vulnerability enables threat actors to gain full administrative access to affected Ivanti vTM appliances without valid credentials.

Critical Impact

This vulnerability is actively exploited in the wild and has been added to CISA's Known Exploited Vulnerabilities (KEV) catalog. Unauthenticated remote attackers can bypass admin panel authentication to gain full administrative control over affected Ivanti vTM systems.

Affected Products

• Ivanti Virtual Traffic Manager 22.2
• Ivanti Virtual Traffic Manager 22.3 (including 22.3R2)
• Ivanti Virtual Traffic Manager 22.5R1
• Ivanti Virtual Traffic Manager 22.6R1
• Ivanti Virtual Traffic Manager 22.7R1

Discovery Timeline

• 2024-08-13 - CVE-2024-7593 published to NVD
• 2025-10-24 - Last updated in NVD database

Technical Details for CVE-2024-7593

Vulnerability Analysis

This vulnerability is classified under CWE-287 (Improper Authentication) and represents a critical flaw in the authentication mechanism of Ivanti Virtual Traffic Manager. The incorrect implementation of the authentication algorithm allows attackers to completely bypass the admin panel authentication process without requiring any valid credentials.

Ivanti vTM is a software-based application delivery controller used to manage and optimize traffic across web applications and services. The admin panel provides comprehensive control over traffic management policies, SSL certificates, virtual servers, and other critical networking functions. An attacker who successfully exploits this vulnerability gains the same level of access as a legitimate administrator.

The network-accessible nature of this vulnerability, combined with the lack of required user interaction or special privileges, makes it particularly dangerous for internet-exposed Ivanti vTM deployments. The exploitation of this vulnerability has been observed in the wild, prompting CISA to add it to their Known Exploited Vulnerabilities catalog.

Root Cause

The root cause of CVE-2024-7593 lies in an incorrect implementation of the authentication algorithm used by the Ivanti vTM admin panel. The flawed authentication logic fails to properly validate user credentials or session tokens, allowing attackers to craft requests that bypass the authentication checks entirely. This type of authentication implementation error represents a fundamental security design flaw rather than a simple coding mistake.

Attack Vector

The attack vector for CVE-2024-7593 is network-based, requiring no authentication, no special privileges, and no user interaction. An attacker can exploit this vulnerability by sending specially crafted requests to the Ivanti vTM admin panel. The authentication bypass allows the attacker to access administrative functions directly, potentially leading to complete system compromise.

Once administrative access is obtained, an attacker could:

• Modify traffic management rules to redirect or intercept traffic
• Access SSL certificates and private keys
• Create backdoor administrator accounts for persistent access
• Disable security controls and logging mechanisms
• Pivot to other systems within the network infrastructure

Detection Methods for CVE-2024-7593

Indicators of Compromise

• Unauthorized admin panel access attempts or successful logins from unexpected IP addresses
• New administrator accounts created without authorization
• Unexpected configuration changes to virtual servers, pools, or traffic management rules
• Anomalous requests to the Ivanti vTM admin panel that bypass normal authentication flows
• Unusual network traffic patterns indicating potential traffic interception or redirection

Detection Strategies

• Monitor authentication logs for admin panel access that bypasses normal credential validation
• Implement network intrusion detection rules to identify exploitation attempts targeting the admin panel
• Review web access logs for anomalous HTTP request patterns to administrative endpoints
• Deploy SentinelOne Singularity XDR to detect post-exploitation behaviors and lateral movement

Monitoring Recommendations

• Enable detailed audit logging on all Ivanti vTM appliances to capture administrative actions
• Configure alerting for new administrator account creation or privilege modifications
• Monitor for configuration changes, especially to SSL certificates and traffic management policies
• Implement real-time log analysis to detect authentication bypass attempts
• Establish baseline activity patterns for admin panel usage to identify anomalies

How to Mitigate CVE-2024-7593

Immediate Actions Required

• Upgrade Ivanti Virtual Traffic Manager to version 22.2R1 or 22.7R2 immediately
• Restrict network access to the admin panel to trusted management networks only
• Review admin panel access logs for signs of unauthorized access or exploitation
• Audit all administrator accounts and remove any unauthorized or suspicious accounts
• Verify configuration integrity and compare against known-good backups

Patch Information

Ivanti has released security patches addressing this vulnerability. Organizations should upgrade to Ivanti vTM version 22.2R1 or 22.7R2, which contain the corrected authentication implementation. Refer to the Ivanti Security Advisory for detailed upgrade instructions and patch availability.

Given that this vulnerability is actively exploited and listed in the CISA Known Exploited Vulnerabilities catalog, federal agencies and organizations following CISA guidance are required to remediate this vulnerability according to established deadlines.

Workarounds

• Implement network-level access controls to restrict admin panel access to trusted IP ranges only
• Place the Ivanti vTM admin interface behind a VPN or bastion host requiring additional authentication
• Deploy a web application firewall (WAF) to filter malicious requests targeting the admin panel
• Disable public internet access to the management interface if external administration is not required

# Example: Restrict admin panel access using firewall rules
# Block public access to vTM admin panel port (typically 9090)
iptables -A INPUT -p tcp --dport 9090 -s 10.0.0.0/8 -j ACCEPT
iptables -A INPUT -p tcp --dport 9090 -s 192.168.0.0/16 -j ACCEPT
iptables -A INPUT -p tcp --dport 9090 -j DROP