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CVE-2021-39043 : Security Advisory and Response

Learn about CVE-2021-39043 affecting IBM Jazz Team Server versions 6.0.6, 6.0.6.1, 7.0, 7.0.1, and 7.0.2. Discover the impact, technical details, and mitigation strategies.

IBM Jazz Team Server versions 6.0.6, 6.0.6.1, 7.0, 7.0.1, and 7.0.2 are vulnerable to stored cross-site scripting, potentially leading to credentials disclosure within a trusted session.

Understanding CVE-2021-39043

IBM Jazz Team Server is susceptible to stored cross-site scripting, enabling attackers to inject arbitrary JavaScript code into the Web UI.

What is CVE-2021-39043?

The vulnerability in IBM Jazz Team Server versions 6.0.6, 6.0.6.1, 7.0, 7.0.1, and 7.0.2 allows users to insert malicious JavaScript, modifying the Web UI's intended behavior.

The Impact of CVE-2021-39043

        CVSS Base Score: 6.4 (Medium)
        Vector String: CVSS:3.0/I:L/A:N/C:L/AC:L/AV:N/S:C/UI:N/PR:L/E:H/RL:O/RC:C
        Attackers can potentially disclose credentials within a secure session.

Technical Details of CVE-2021-39043

IBM Jazz Team Server vulnerability specifics and exploitation details.

Vulnerability Description

        Stored cross-site scripting vulnerability in IBM Jazz Team Server versions 6.0.6, 6.0.6.1, 7.0, 7.0.1, and 7.0.2.

Affected Systems and Versions

The following versions of IBM Jazz Team Server are impacted:

        Jazz Team Server 6.0.6
        Jazz Team Server 6.0.6.1
        Jazz Team Server 7.0
        Jazz Team Server 7.0.1
        Jazz Team Server 7.0.2

Exploitation Mechanism

Attackers with low privileges can exploit this vulnerability remotely over a network without requiring user interaction.

Mitigation and Prevention

Ways to mitigate and prevent exploitation of the CVE-2021-39043 vulnerability.

Immediate Steps to Take

        Apply the official fix provided by IBM to address the vulnerability.
        Monitor for any abnormal behavior indicating a potential exploit.

Long-Term Security Practices

        Regularly update and patch IBM Jazz Team Server to prevent known vulnerabilities.
        Educate users on safe browsing habits and potential risks of cross-site scripting attacks.

Patching and Updates

        Follow IBM's official guidelines for patching and updating IBM Jazz Team Server to the latest secure version.

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