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medium·Product Based Web Vulnerabilities·Updated Mar 4, 2024

CVE-2021-40971 Scanner

CVE-2021-40971 scanner - Cross-Site Scripting vulnerability in Spotweb

Est. Time~10 seconds
Scan TypeSingle Scan
Targetsdomain, ipv4, subdomain
CostFree
3.4k
Times Used
continuous scan runs
5.3k
Continuously Checked
assets under CS
0
Vulnerabilities Found
confirmed findings
References
CVECVE-2021-40971
6.1
CVSS

Cross-site scripting (XSS) vulnerability in templates/installer/step-004.inc.php in spotweb 1.5.1 and below allow remote attackers to inject arbitrary web script or HTML via the newpassword1 parameter.

Attack Vector
-
Privileges Req.
-
User Interaction
-
Affected
n/aby n/a
n/a
Updated Aug 21, 2026View on NVD →
Detail

Spotweb serves as a comprehensive, open-source aggregation system for Usenet content, enabling users to conveniently read and post messages. It is primarily used as a personal newsreader or within community groups for sharing and exploring a variety of content including discussions and multimedia. Spotweb is recognized for its user-friendly interface, providing an efficient and organized method for users to navigate and consume Usenet content. The platform supports a variety of media types and integrates advanced search functionalities, enhancing the overall user experience in content discovery. It is developed and maintained by a community of volunteers and is widely adopted due to its robust features and flexibility.

This XSS vulnerability is located in the templates/installer/step-004.inc.php file of Spotweb. Attackers can inject malicious JavaScript code by manipulating the 'newpassword1' parameter during the installation phase. This vulnerability allows attackers to perform a range of malicious activities, including but not limited to stealing session cookies, redirecting users to phishing sites, and manipulating webpage content. The exploitation of this vulnerability demonstrates the critical need for web applications to rigorously sanitize user inputs to prevent unintended script execution.

The exploitation of the XSS vulnerability in Spotweb could lead to unauthorized access to user sessions, theft of sensitive information, and manipulation of webpage content for phishing or other malicious purposes. Victims may unknowingly execute malicious scripts, leading to potential account compromise and data breaches. The impact of this vulnerability highlights the importance of secure coding practices and the implementation of comprehensive input validation and output encoding measures.

S4E platform empowers users with advanced scanning tools to identify vulnerabilities like CVE-2021-40971 in Spotweb and other digital assets. By utilizing our platform, users can proactively discover and mitigate security weaknesses before they are exploited by attackers. Joining S4E not only enhances your cybersecurity posture but also promotes a culture of security awareness and preparedness against evolving cyber threats.

 

References

Solution Advice
  1. Immediately upgrade Spotweb to version 1.5.2 or above, where this vulnerability has been addressed.
  2. Implement strict input validation and output encoding measures to prevent XSS and other injection vulnerabilities.
  3. Conduct regular security audits and vulnerability assessments to detect and remediate potential security issues.
  4. Foster a security-conscious development environment by training developers on secure coding practices and the importance of web application security.

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CVE-2021-40971 scanner - Cross-Site Scripting vulnerability in Spotweb | S4E