CVE-2000-0453

XFree86 X11R6 3.3.5/3.3.6/4.0 Xserver - Denial of Service

Severity Score

5.0

*CVSS v2

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

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.

*Credits: N/A

CVSS Scores

NISTv2 5.0

Attack Vector

Network

Attack Complexity

Low

Authentication

None

Confidentiality

None

Integrity

None

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2000-05-18 CVE Published
2000-05-18 First Exploit
2000-06-14 CVE Reserved
2023-03-07 EPSS Updated
2024-08-08 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date

CWE

CAPEC

References (4)

URL	Tag	Source
http://archives.neohapsis.com/archives/bugtraq/2000-05/0223.html	Mailing List
http://www.securityfocus.com/bid/1235	Vdb Entry

URL	Date	SRC
https://www.exploit-db.com/exploits/19950	2000-05-18

URL	Date	SRC

URL	Date	SRC
ftp://ftp.caldera.com/pub/security/OpenLinux/CSSA-2000-012.0.txt	2008-09-10

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Xfree86 Project Search vendor "Xfree86 Project"		X11r6 Search vendor "Xfree86 Project" for product "X11r6"				3.3.5 Search vendor "Xfree86 Project" for product "X11r6" and version "3.3.5"		-		Affected
Xfree86 Project Search vendor "Xfree86 Project"		X11r6 Search vendor "Xfree86 Project" for product "X11r6"				3.3.6 Search vendor "Xfree86 Project" for product "X11r6" and version "3.3.6"		-		Affected
Xfree86 Project Search vendor "Xfree86 Project"		X11r6 Search vendor "Xfree86 Project" for product "X11r6"				4.0 Search vendor "Xfree86 Project" for product "X11r6" and version "4.0"		-		Affected