Vulnerability Name:

CCN-5834

Published:2000-12-26
Updated:2000-12-26
Summary:X Window System is vulnerable to a denial of service attack. X Window System fails to properly handle large amounts of characters sent indefinitely. A remote attacker could exploit this vulnerability by sending large streams of character data to the X Window System daemon port 6000 to cause the server to freeze. The server must be restarted to regain normal functionality.
CVSS v3 Severity:5.3 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Low
CVSS v2 Severity:5.0 Medium (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Partial
Vulnerability Consequences:Denial of Service
References:Source: CCN
Type: Securax Security Advisory Securax-SA-11
X-windows can be caused to freeze

Source: XF
Type: UNKNOWN
xwindows-char-dos(5834)

Vulnerable Configuration:Configuration CCN 1:
  • cpe:/a:xfree86:xfree86:*:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    BACK
    xfree86 xfree86 *