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CVE-2006-1652 Details

Description

Multiple buffer overflows in (a) UltraVNC (aka Ultr@VNC) 1.0.1 and earlier and (b) tabbed_viewer 1.29 (1) allow user-assisted remote attackers to execute arbitrary code via a malicious server that sends a long string to a client that connects on TCP port 5900, which triggers an overflow in Log::ReallyPrint; and (2) allow remote attackers to cause a denial of service (server crash) via a long HTTP GET request to TCP port 5800, which triggers an overflow in VNCLog::ReallyPrint.

Metrics

CVSS 3.x Severity and Vector Strings:

No CVSS 3.x data is available for this CVE.

References to Advisories, Solutions, and Tools

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URL	Source(s)	Tag(s)
http://lists.grok.org.uk/pipermail/full-disclosure/2006-April/044901.html	CVE
http://secunia.com/advisories/19513	CVE	Vendor Advisory
http://securityreason.com/securityalert/674	CVE
https://exchange.xforce.ibmcloud.com/vulnerabilities/25648	CVE
https://exchange.xforce.ibmcloud.com/vulnerabilities/25650	CVE
https://www.exploit-db.com/exploits/1642	CVE
https://www.exploit-db.com/exploits/1643	CVE
http://www.securityfocus.com/archive/1/429930/100/0/threaded	CVE
http://www.securityfocus.com/archive/1/430287/100/0/threaded	CVE
http://www.securityfocus.com/archive/1/430711/100/0/threaded	CVE
http://www.securityfocus.com/bid/17378	CVE	Exploit
http://www.vupen.com/english/advisories/2006/1240	CVE	Vendor Advisory
http://lists.grok.org.uk/pipermail/full-disclosure/2006-April/044901.html	[email protected]
http://secunia.com/advisories/19513	[email protected]	Vendor Advisory
http://securityreason.com/securityalert/674	[email protected]
https://exchange.xforce.ibmcloud.com/vulnerabilities/25648	[email protected]
https://exchange.xforce.ibmcloud.com/vulnerabilities/25650	[email protected]
https://www.exploit-db.com/exploits/1642	[email protected]
https://www.exploit-db.com/exploits/1643	[email protected]
http://www.securityfocus.com/archive/1/429930/100/0/threaded	[email protected]
http://www.securityfocus.com/archive/1/430287/100/0/threaded	[email protected]
http://www.securityfocus.com/archive/1/430711/100/0/threaded	[email protected]
http://www.securityfocus.com/bid/17378	[email protected]	Exploit
http://www.vupen.com/english/advisories/2006/1240	[email protected]	Vendor Advisory

see all 24 references

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-119	Improper Restriction of Operations within the Bounds of a Memory Buffer	[email protected]

Affected Products

Product	Versions
ultravnc tabbed viewer	1.29
CPE cpe:2.3:a:ultravnc:tabbed_viewer:1.29:::::::* Remediation No remediation found in references.
ultravnc vnc viewer	1.0.1
CPE cpe:2.3:a:ultravnc:vnc_viewer:1.0.1:::::::* Remediation No remediation found in references.

Change History

8 change records found show changes

Date	Action	Recorded By
Jun 16, 2026	CVE Modified	[email protected]
Apr 16, 2026		[email protected]
Nov 21, 2024	CVE Modified	CVE
May 14, 2024	CVE Modified	[email protected]
Oct 18, 2018	CVE Modified	[email protected]
Oct 19, 2017	CVE Modified	[email protected]
Jul 20, 2017	CVE Modified	[email protected]
Apr 7, 2006	Initial Analysis	[email protected]