Symantec Gateway Security error page cross-site scripting

symantecgateway-error-xss (15330) The risk level is classified as MediumMedium Risk

Description:

Symantec Gateway Security is vulnerable to cross-site scripting, caused by improper validation of the URL before returning it in an error message. A remote attacker could embed malicious script within a URL request, which would be executed in the victim's Web browser within the security context of the hosting site, once the link is clicked and an error page is returned. An attacker could exploit this vulnerability to steal a victim's cookie-based authentication credentials, including the JSESSIONID authentication cookie, which would allow the attacker to hijack an administrator's session.


Consequences:

Gain Access

Remedy:

Apply the Hotfix for this vulnerability, as listed in Symantec Security Response Advisory dated February 17, 2004. See References.

References:

  • Symantec Security Response Advisory, February 17, 2004: Symantec Enterprise Support - Symantec Gateway Security 2.0 - Model 5400 Series.
  • BID-9755: Symantec Gateway Security Error Page Cross-Site Scripting Vulnerability
  • CVE-2004-0192: Cross-site scripting (XSS) vulnerability in the Management Service for Symantec Gateway Security 2.0 allows remote attackers to steal cookies and hijack a management session via a /sgmi URL that contains malicious script, which is not quoted in the resulting error page.
  • OSVDB ID: 4706: Symantec Gateway Security Management Service XSS

Platforms Affected:

  • Symantec Gateway Security 2.0

Reported:

Feb 26, 2004

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