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medium·Product Based Web Vulnerabilities·Updated Jan 18, 2024

CVE-2018-1000671 Scanner

CVE-2018-1000671 scanner - Cross-Site Scripting (XSS) vulnerability in Sympa

Est. Time~10 seconds
Scan TypeSingle Scan
Targetsurl
CostFree
2.6k
Times Used
continuous scan runs
4.1k
Continuously Checked
assets under CS
0
Vulnerabilities Found
confirmed findings
References
CVECVE-2018-1000671
6.1
CVSS

sympa version 6.2.16 and later contains a CWE-601: URL Redirection to Untrusted Site ('Open Redirect') vulnerability in The "referer" parameter of the wwsympa.fcgi login action. that can result in Open redirection and reflected XSS via data URIs. This attack appear to be exploitable via Victim's browser must follow a URL supplied by the attacker. This vulnerability appears to have been fixed in none available.

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

Sympa is an open-source mailing list management software that is used by organizations to manage newsletters, forums, and discussion lists. It is widely used by institutions and enterprises to communicate with customers and members. Sympa provides advanced features like moderation, subscription management, message archiving, and customization. With its robust features, users can easily manage large amounts of emails and subscribers.

CVE-2018-1000671 is a significant vulnerability detected in Sympa software. It is a CWE-601: URL Redirection to Untrusted Site ('Open Redirect') vulnerability, which can enable attackers to redirect users to a malicious website or another untrusted site. The vulnerability exists in the "referer" parameter of the wwsympa.fcgi login action. This bug can be exploited by attackers to perform Open redirection and reflected XSS via data URIs.

If an attacker successfully exploits this vulnerability, they can redirect users to a malicious website, resulting in a variety of consequences, including the theft of sensitive information, banking information, or login credentials. Through the reflected XSS attack, it is possible to leak sensitive information, such as cookies, history, and personal data.

With s4e.io, users can learn about vulnerabilities in their digital assets easily and quickly. The platform provides features like vulnerability scanning, asset discovery, and risk prioritization. It also enables users to take corrective actions and monitor progress remotely. As a result, users can be sure that they are protected against vulnerabilities and cyber threats.

 

REFERENCES

Solution Advice

Fortunately, several precautions can be taken to mitigate this vulnerability. Here are some bullet points outlining the precautions that can be adopted:

  • Update the Sympa software to the latest version as soon as it is available.
  • Restrict access to the Sympa management interface to only authorized personnel.
  • Regularly monitor the Sympa log files to detect any unusual activity.
  • Implement network segmentation to isolate Sympa from other parts of the network.
  • Run periodic penetration testing and vulnerability assessments to ensure your system's safety.

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CVE-2018-1000671 scanner - Cross-Site Scripting (XSS) vulnerability in Sympa | S4E