CVE-2008-0610

UltraVNC 1.0.2 Client - 'vncviewer.exe' Remote Buffer Overflow

Severity Score

9.8

*CVSS v3

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

Stack-based buffer overflow in the ClientConnection::NegotiateProtocolVersion function in vncviewer/ClientConnection.cpp in vncviewer for UltraVNC 1.0.2 and 1.0.4 before 01252008, when in LISTENING mode or when using the DSM plugin, allows remote attackers to execute arbitrary code or cause a denial of service (crash) via a modified size value.

Desbordamiento de búfer basado en pila en la función ClientConnection::NegotiateProtocolVersion en vncviewer/ClientConnection.cpp de vncviewer para UltraVNC 1.0.2 y 1.0.4 antes de 01252008. Cuando se está en modo ESCUCHA (LISTENING) o cuando se utiliza el plugin DSM, permite a atacantes remotos ejecutar código de su elección o provocar una denegación de servicio (caída) a través de un valor de tamaño modificado.

*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

Medium

Authentication

None

Confidentiality

Complete

Integrity

Complete

Availability

Complete

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2008-02-05 CVE Reserved
2008-02-06 CVE Published
2012-03-26 First Exploit
2024-08-07 CVE Updated
2025-03-30 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date

CWE

CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer

CAPEC

References (10)

URL	Tag	Source
http://forum.ultravnc.info/viewtopic.php?t=11850	X_refsource_confirm
http://sourceforge.net/project/shownotes.php?release_id=571174&group_id=63887	X_refsource_confirm
http://ultravnc.svn.sourceforge.net/viewvc/ultravnc/UltraVNC%20Project%20Root/UltraVNC/vncviewer/ClientConnection.cpp?sortby=date&r1=169&r2=168&pathrev=169	X_refsource_confirm
http://www.kb.cert.org/vuls/id/721460	Third Party Advisory
http://www.securitytracker.com/id?1019293	Vdb Entry
http://www.vupen.com/english/advisories/2008/0392	Vdb Entry

URL	Date	SRC
https://www.exploit-db.com/exploits/18666	2012-03-26
http://www.exploit-db.com/exploits/18666	2024-08-07
http://www.securityfocus.com/bid/27561	2024-08-07

URL	Date	SRC
http://secunia.com/advisories/28747	2012-08-14

URL	Date	SRC

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Ultravnc Search vendor "Ultravnc"		Ultravnc Search vendor "Ultravnc" for product "Ultravnc"				1.0.2 Search vendor "Ultravnc" for product "Ultravnc" and version "1.0.2"		-		Affected
Ultravnc Search vendor "Ultravnc"		Ultravnc Search vendor "Ultravnc" for product "Ultravnc"				1.0.4 Search vendor "Ultravnc" for product "Ultravnc" and version "1.0.4"		-		Affected
Ultravnc Search vendor "Ultravnc"		Ultravnc Search vendor "Ultravnc" for product "Ultravnc"				1.0.4_rc6 Search vendor "Ultravnc" for product "Ultravnc" and version "1.0.4_rc6"		-		Affected
Ultravnc Search vendor "Ultravnc"		Ultravnc Search vendor "Ultravnc" for product "Ultravnc"				1.0.4_rc7 Search vendor "Ultravnc" for product "Ultravnc" and version "1.0.4_rc7"		-		Affected
Ultravnc Search vendor "Ultravnc"		Ultravnc Search vendor "Ultravnc" for product "Ultravnc"				1.0.4_rc8 Search vendor "Ultravnc" for product "Ultravnc" and version "1.0.4_rc8"		-		Affected