CVE-2002-1511

Severity Score

9.8

*CVSS v3

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

The vncserver wrapper for vnc before 3.3.3r2-21 uses the rand() function instead of srand(), which causes vncserver to generate weak cookies.

*Credits: N/A

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Network

Attack Complexity

Low

Authentication

None

Confidentiality

Partial

Integrity

None

Availability

None

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2003-02-19 CVE Reserved
2003-03-03 CVE Published
2024-08-08 CVE Updated
2025-03-30 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CAPEC

References (11)

URL	Tag	Source
http://changelogs.credativ.org/debian/pool/main/v/vnc/vnc_3.3.6-3/changelog	X_refsource_confirm
http://www.securityfocus.com/bid/6905	Vdb Entry

URL	Date	SRC

URL	Date	SRC
http://www.redhat.com/support/errata/RHSA-2003-041.html	2008-09-10

URL	Date	SRC
http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000640	2008-09-10
http://security.gentoo.org/glsa/glsa-200302-15.xml	2008-09-10
http://sunsolve.sun.com/pub-cgi/retrieve.pl?doc=fsalert/56161	2008-09-10
http://www.iss.net/security_center/static/11384.php	2008-09-10
http://www.mandrakesoft.com/security/advisories?name=MDKSA-2003:022	2008-09-10
http://www.redhat.com/support/errata/RHSA-2003-068.html	2008-09-10
https://access.redhat.com/security/cve/CVE-2002-1511	2003-02-26
https://bugzilla.redhat.com/show_bug.cgi?id=1616921	2003-02-26

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Att Search vendor "Att"		Vnc Search vendor "Att" for product "Vnc"				3.3.3 Search vendor "Att" for product "Vnc" and version "3.3.3"		-		Affected
Att Search vendor "Att"		Vnc Search vendor "Att" for product "Vnc"				3.3.3r2 Search vendor "Att" for product "Vnc" and version "3.3.3r2"		-		Affected
Att Search vendor "Att"		Vnc Search vendor "Att" for product "Vnc"				3.3.4 Search vendor "Att" for product "Vnc" and version "3.3.4"		-		Affected
Att Search vendor "Att"		Vnc Search vendor "Att" for product "Vnc"				3.3.5 Search vendor "Att" for product "Vnc" and version "3.3.5"		-		Affected
Att Search vendor "Att"		Vnc Search vendor "Att" for product "Vnc"				3.3.6 Search vendor "Att" for product "Vnc" and version "3.3.6"		-		Affected
Tightvnc Search vendor "Tightvnc"		Tightvnc Search vendor "Tightvnc" for product "Tightvnc"				1.2.0 Search vendor "Tightvnc" for product "Tightvnc" and version "1.2.0"		-		Affected
Tightvnc Search vendor "Tightvnc"		Tightvnc Search vendor "Tightvnc" for product "Tightvnc"				1.2.1 Search vendor "Tightvnc" for product "Tightvnc" and version "1.2.1"		-		Affected
Tightvnc Search vendor "Tightvnc"		Tightvnc Search vendor "Tightvnc" for product "Tightvnc"				1.2.2 Search vendor "Tightvnc" for product "Tightvnc" and version "1.2.2"		-		Affected
Tightvnc Search vendor "Tightvnc"		Tightvnc Search vendor "Tightvnc" for product "Tightvnc"				1.2.3 Search vendor "Tightvnc" for product "Tightvnc" and version "1.2.3"		-		Affected
Tightvnc Search vendor "Tightvnc"		Tightvnc Search vendor "Tightvnc" for product "Tightvnc"				1.2.4 Search vendor "Tightvnc" for product "Tightvnc" and version "1.2.4"		-		Affected
Tightvnc Search vendor "Tightvnc"		Tightvnc Search vendor "Tightvnc" for product "Tightvnc"				1.2.5 Search vendor "Tightvnc" for product "Tightvnc" and version "1.2.5"		-		Affected