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CVE-2008-5001

9.3 · HIGH

Multiple stack-based buffer overflows in multiple functions in vncviewer/FileTransfer.cpp in vncviewer for UltraVNC 1.0.2 and 1.0.4 before 01252008, when in LISTENING mode or when using the DSM plu…

Published Nov 10, 2008ultravncCWE-119EPSS 5.59%

Overview

CVE-2008-5001 is a high-severity vulnerability affecting ultravnc ultravnc. It was published on November 10, 2008 and has a CVSS 2.0 base score of 9.3 (HIGH).

This vulnerability has a CVSS 2.0 base score of 9.3, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

Multiple stack-based buffer overflows in multiple functions in vncviewer/FileTransfer.cpp in vncviewer for UltraVNC 1.0.2 and 1.0.4 before 01252008, when in LISTENING mode or when using the DSM plugin, allow remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via unspecified parameters, a different issue than CVE-2008-0610.

Remediation

Check the references section for vendor advisories and patches from ultravnc. Update ultravnc to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected products

VendorProductVersionsStatus

References

Refforum.ultravnc.info/viewtopic.php?p=45150#45150Refsecunia.com/advisories/28804Refsourceforge.net/project/shownotes.php?release_id=571174&group_id=63887Refultravnc.svn.sourceforge.net/viewvc/ultravnc/UltraVNC%20Project%20Root/UltraVNC/vncviewer/FileTransfer.cpp?view=log#rev183Refwww.securityfocus.com/bid/27687Refwww.vupen.com/english/advisories/2008/0486Refforum.ultravnc.info/viewtopic.php?p=45150#45150Refsecunia.com/advisories/28804Refsourceforge.net/project/shownotes.php?release_id=571174&group_id=63887Refultravnc.svn.sourceforge.net/viewvc/ultravnc/UltraVNC%20Project%20Root/UltraVNC/vncviewer/FileTransfer.cpp?view=log#rev183

How CyberStrike helps

Frequently asked questions

What is CVE-2008-5001?

CVE-2008-5001 is a high-severity vulnerability affecting ultravnc ultravnc. It was published on November 10, 2008 and has a CVSS 2.0 base score of 9.3 (HIGH).

How severe is CVE-2008-5001?

This vulnerability has a CVSS 2.0 base score of 9.3, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2008-5001?

Check the references section for vendor advisories and patches from ultravnc. Update ultravnc to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2008-5001?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2008-5001 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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