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CVE-2025-29033: Privilege Escalation Vulnerability in BambooHR Build v.25.0210.170831-83b08dd

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Overview

This report discusses the critical vulnerability CVE-2025-29033 identified in BambooHR Build v.25.0210.170831-83b08dd. This vulnerability can be exploited by remote attackers to escalate privileges, thereby potentially compromising the system and leaking sensitive data. As BambooHR is widely used by HR professionals and organizations, the potential impact of this vulnerability is significant.

Vulnerability Summary

CVE ID: CVE-2025-29033
Severity: High (CVSS: 7.3)
Attack Vector: Network
Privileges Required: None
User Interaction: None
Impact: System compromise and potential data leakage

Affected Products

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Product | Affected Versions

BambooHR Build | v.25.0210.170831-83b08dd

How the Exploit Works

The vulnerability resides in the /saml/index.php?r=” HTTP GET parameter of the BambooHR build. By manipulating this parameter, a remote attacker can escalate privileges. The system fails to sanitize and verify the input, allowing the attacker to inject malicious code. When executed, the attacker could potentially gain unauthorized access or even full control over the system.

Conceptual Example Code

GET /saml/index.php?r="malicious_code_here" HTTP/1.1
Host: vulnerable-bamboohr-example.com

In this hypothetical example, an attacker injects malicious code in the HTTP GET parameter. This code could be designed to escalate privileges, giving the attacker unauthorized access or potentially full control over the system.

Recommended Mitigation

A patch to this vulnerability is available from the vendor. Users are strongly advised to apply the patch immediately. In cases where immediate patching is not possible, deploying a Web Application Firewall (WAF) or Intrusion Detection System (IDS) can serve as a temporary mitigation, helping to detect and block exploit attempts. However, this should not be seen as a long-term solution, and patching the software should be a high priority.

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Disclaimer:

The information and code presented in this article are provided for educational and defensive cybersecurity purposes only. Any conceptual or pseudocode examples are simplified representations intended to raise awareness and promote secure development and system configuration practices.

Do not use this information to attempt unauthorized access or exploit vulnerabilities on systems that you do not own or have explicit permission to test.

Ameeba and its authors do not endorse or condone malicious behavior and are not responsible for misuse of the content. Always follow ethical hacking guidelines, responsible disclosure practices, and local laws.

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