Vulnerability Name:

CVE-2000-0453 (CCN-4605)

Assigned:2000-05-18
Published:2000-05-18
Updated:2008-09-10
Summary:XFree86 3.3.x and 4.0 allows a user to cause a denial of service via a negative counter value in a malformed TCP packet that is sent to port 6000.
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 (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
Authentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Partial
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 Type:CWE-Other
Vulnerability Consequences:Denial of Service
References:Source: CALDERA
Type: UNKNOWN
CSSA-2000-012.0

Source: CCN
Type: Caldera International, Inc. Security Advisory CSSA-2000-012.0
DoS attack against X server

Source: BUGTRAQ
Type: UNKNOWN
20000518 Nasty XFree Xserver DoS

Source: CCN
Type: BugTraq Mailing List, Thu May 18 2000 - 14:29:09 CDT
Nasty XFree Xserver DoS

Source: MITRE
Type: CNA
CVE-2000-0453

Source: CCN
Type: OSVDB ID: 1345
XFree86 Negative Counter Value TCP Packet DoS

Source: BID
Type: UNKNOWN
1235

Source: CCN
Type: BID-1235
XFree86 Xserver Denial of Service Vulnerability

Source: XF
Type: UNKNOWN
linux-xserver-dos(4605)

Vulnerable Configuration:Configuration 1:
  • cpe:/a:xfree86_project:x11r6:3.3.5:*:*:*:*:*:*:*
  • OR cpe:/a:xfree86_project:x11r6:3.3.6:*:*:*:*:*:*:*
  • OR cpe:/a:xfree86_project:x11r6:4.0:*:*:*:*:*:*:*

  • Configuration CCN 1:
  • cpe:/a:xfree86:xfree86:3.3.5:*:*:*:*:*:*:*
  • OR cpe:/a:xfree86:xfree86:3.3.6:*:*:*:*:*:*:*
  • OR cpe:/a:x:xfree86:4.0:*:*:*:*:*:*:*

  • * Denotes that component is vulnerable
    BACK
    xfree86_project x11r6 3.3.5
    xfree86_project x11r6 3.3.6
    xfree86_project x11r6 4.0
    xfree86 xfree86 3.3.5
    xfree86 xfree86 3.3.6
    x xfree86 4.0