Description

XDM in XFree86 opens a chooserFd TCP socket even when DisplayManager.requestPort is 0, which could allow remote attackers to connect to the port, in violation of the intended restrictions.

Affected Products 3

References 12

• bugs.xfree86.org http://bugs.xfree86.org/show_bug.cgi?id=1376
• secunia.com http://secunia.com/advisories/12019
• securitytracker.com http://securitytracker.com/id?1010306
• ciac.org http://www.ciac.org/ciac/bulletins/p-001.shtml
• gentoo.org http://www.gentoo.org/security/en/glsa/glsa-200407-05.xml
  Vendor Advisory
• mandrakesecure.net http://www.mandrakesecure.net/en/advisories/advisory.php?name=MDKSA-2004:073
  PatchVendor Advisory
• openbsd.org http://www.openbsd.org/errata.html#xdm
• redhat.com http://www.redhat.com/support/errata/RHSA-2004-478.html
• securityfocus.com http://www.securityfocus.com/bid/10423
  PatchVendor Advisory
• bugzilla.redhat.com https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=124900
• exchange.xforce.ibmcloud.com https://exchange.xforce.ibmcloud.com/vulnerabilities/16264
• oval.cisecurity.org https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10161

Remediation

• mandrakesecure.net http://www.mandrakesecure.net/en/advisories/advisory.php?name=MDKSA-2004:073
  PatchVendor Advisory
• securityfocus.com http://www.securityfocus.com/bid/10423
  PatchVendor Advisory