CVE-2023-3552 in teampass
Summary
by MITRE • 07/08/2023
Improper Encoding or Escaping of Output in GitHub repository nilsteampassnet/teampass prior to 3.0.10.
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Analysis
by VulDB Data Team • 07/25/2023
The vulnerability identified as CVE-2023-3552 represents a critical flaw in the TeamPass password management system developed by nilsteampassnet. This issue affects versions prior to 3.0.10 and stems from improper encoding or escaping of output within the application's codebase. The vulnerability manifests when the system fails to adequately sanitize data before rendering it in web interfaces, creating potential attack vectors for malicious actors seeking to exploit the weakness.
The technical root cause of this vulnerability aligns with CWE-79, which describes improper neutralization of input during web output encoding. In the context of TeamPass, this occurs when user-supplied data or system-generated content is directly incorporated into web responses without proper sanitization. The flaw allows attackers to inject malicious scripts or manipulate output rendering through carefully crafted input that bypasses the application's security controls. When the system processes and displays this unsanitized data, it creates opportunities for cross-site scripting attacks and potential data exfiltration.
The operational impact of CVE-2023-3552 extends beyond simple script injection attacks, as it can enable attackers to compromise the entire password management infrastructure. An attacker exploiting this vulnerability could potentially access sensitive credentials stored in the TeamPass database, manipulate user sessions, or gain unauthorized access to privileged administrative functions. The vulnerability's presence in a password management system amplifies its danger since it directly targets the core security functionality that organizations rely upon to protect their most sensitive information. This weakness creates a potential pathway for lateral movement within networks where TeamPass serves as a central authentication repository.
Mitigation strategies for this vulnerability require immediate implementation of the vendor-recommended update to TeamPass version 3.0.10 or later, which addresses the encoding and escaping issues. Organizations should also implement additional defensive measures including input validation, output encoding, and regular security assessments of their TeamPass installations. The remediation process should involve thorough code review to identify other potential injection points within the application, along with implementing proper web application firewall rules to detect and block suspicious payloads. Security teams should also consider implementing monitoring solutions that can detect anomalous behavior patterns consistent with exploitation attempts. This vulnerability demonstrates the critical importance of maintaining up-to-date security patches and proper input sanitization practices in web applications, particularly those handling sensitive authentication data. The ATT&CK framework categorizes this issue under T1059.007 for script injection techniques and T1566 for credential access, highlighting the multi-faceted nature of the threat landscape this vulnerability creates.