CVE-2022-48306 in Gotham
Summary
by MITRE • 02/16/2023
Improper Validation of Certificate with Host Mismatch vulnerability in Gotham Chat IRC helper of Palantir Gotham allows A malicious attacker in a privileged network position could abuse this to perform a man-in-the-middle attack. A successful man-in-the-middle attack would allow them to intercept, read, or modify network communications to and from the affected service. This issue affects: Palantir Palantir Gotham Chat IRC helper versions prior to 30221005.210011.9242.
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Analysis
by VulDB Data Team • 03/16/2023
The vulnerability CVE-2022-48306 represents a critical security flaw in Palantir Gotham's Chat IRC helper component that fundamentally undermines the integrity of secure communications. This issue manifests as an improper validation of certificates with host mismatch, creating a significant attack surface for malicious actors positioned within privileged network environments. The vulnerability specifically affects versions of the Palantir Gotham Chat IRC helper prior to 30221005.210011.9242, indicating that organizations running older iterations of this security tool face heightened risk of compromise. The flaw directly relates to certificate validation mechanisms that fail to properly verify hostnames during SSL/TLS handshakes, allowing attackers to exploit this weakness through sophisticated man-in-the-middle attacks.
The technical implementation of this vulnerability stems from inadequate certificate validation logic within the IRC helper service, which operates as a critical communication component in Palantir Gotham's security infrastructure. When the system processes certificate validation, it fails to properly verify that the presented certificate matches the expected host identity, creating a scenario where attackers can present fraudulent certificates that appear legitimate to the vulnerable system. This weakness aligns with CWE-295, which specifically addresses "Improper Certificate Validation," and represents a fundamental breakdown in the certificate trust model that should prevent unauthorized parties from impersonating legitimate services. The attack vector requires an attacker to be positioned in a privileged network position, typically involving network-level access or the ability to intercept traffic between the client and server components, making this vulnerability particularly dangerous in environments where network segmentation is insufficient.
The operational impact of this vulnerability extends far beyond simple data interception, as it fundamentally compromises the confidentiality and integrity of all communications passing through the affected IRC helper service. Successful exploitation would enable attackers to not only read sensitive communications but also modify data in transit, potentially altering critical security alerts, commands, or intelligence sharing between Palantir Gotham users. This capability directly maps to ATT&CK technique T1566, which covers "Phishing for Information," as attackers could use this vulnerability to manipulate communications and extract sensitive information from the security operations environment. The compromised communications could include sensitive threat intelligence, incident response coordination data, or operational security information that organizations rely upon for effective security posture management, potentially leading to cascading security failures throughout the Palantir Gotham platform.
Organizations should immediately prioritize patching their Palantir Gotham installations to version 30221005.210011.9242 or later to remediate this vulnerability, as the window for exploitation remains open for systems running affected versions. Network segmentation and monitoring should be enhanced to detect potential man-in-the-middle activity, particularly around the IRC helper service ports and communication channels. Security teams should implement certificate pinning mechanisms where possible and conduct comprehensive network traffic analysis to identify any signs of certificate validation bypass attempts. Additionally, organizations should review their overall certificate management practices and ensure that all components within their Palantir Gotham deployment follow proper certificate validation procedures. The vulnerability demonstrates the critical importance of maintaining up-to-date security tooling and highlights the potential consequences of running outdated software components in security-critical environments, particularly those handling sensitive intelligence and security operations data.