CVE-2002-1336

Severity Score

7.5

*CVSS v2

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

TightVNC before 1.2.6 generates the same challenge string for multiple connections, which allows remote attackers to bypass VNC authentication by sniffing the challenge and response of other users.

TightVNC anterior a 1.2.6 genera la misma cadena de desafío a múltiples conexiones, lo que permite a atacantes remotos evitar la autenticación VNC espiando el desafio y la respuesta de otros usuarios.

*Credits: N/A

CVSS Scores

NISTv2 7.5

Attack Vector

Network

Attack Complexity

Low

Authentication

None

Confidentiality

Partial

Integrity

Partial

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2002-12-02 CVE Reserved
2002-12-11 CVE Published
2023-08-09 EPSS Updated
2024-08-08 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CAPEC

References (11)

URL	Tag	Source
http://marc.info/?l=bugtraq&m=102753170201524&w=2	Mailing List
http://marc.info/?l=bugtraq&m=102769183913594&w=2	Mailing List
http://www.securityfocus.com/bid/5296	Vdb Entry
http://www.tightvnc.com/WhatsNew.txt	X_refsource_confirm
https://exchange.xforce.ibmcloud.com/vulnerabilities/5992	Vdb Entry

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000640	2017-10-10
http://www.mandrakesoft.com/security/advisories?name=MDKSA-2003:022	2017-10-10
http://www.redhat.com/support/errata/RHSA-2002-287.html	2017-10-10
http://www.redhat.com/support/errata/RHSA-2003-041.html	2017-10-10
https://access.redhat.com/security/cve/CVE-2002-1336	2003-02-21
https://bugzilla.redhat.com/show_bug.cgi?id=1616876	2003-02-21

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
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"				1.2.3 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