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CVE-2009-4643

10.0 · HIGH

Stack-based buffer overflow in dsInstallerService.dll in the Juniper Installer Service, as used in Juniper Odyssey Access Client 4.72.11421.0 and other products, allows remote attackers to execute…

Published Feb 15, 2010juniperCWE-119EPSS 3.73%

Overview

CVE-2009-4643 is a high-severity vulnerability affecting juniper odyssey_access_client. It was published on February 15, 2010 and has a CVSS 2.0 base score of 10.0 (HIGH).

This vulnerability has a CVSS 2.0 base score of 10.0, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

Stack-based buffer overflow in dsInstallerService.dll in the Juniper Installer Service, as used in Juniper Odyssey Access Client 4.72.11421.0 and other products, allows remote attackers to execute arbitrary code via a long string in a malformed DSSETUPSERVICE_CMD_UNINSTALL command to the NeoterisSetupService named pipe.

Remediation

Check the references section for vendor advisories and patches from juniper. Update odyssey_access_client 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

Reflabs.idefense.com/intelligence/vulnerabilities/display.php?id=850Refwww.juniper.net/alerts/viewalert.jsp?actionBtn=Search&txtAlertNumber=PSN-2009-10-540&viewMode=viewReflabs.idefense.com/intelligence/vulnerabilities/display.php?id=850Refwww.juniper.net/alerts/viewalert.jsp?actionBtn=Search&txtAlertNumber=PSN-2009-10-540&viewMode=view

How CyberStrike helps

Frequently asked questions

What is CVE-2009-4643?

CVE-2009-4643 is a high-severity vulnerability affecting juniper odyssey_access_client. It was published on February 15, 2010 and has a CVSS 2.0 base score of 10.0 (HIGH).

How severe is CVE-2009-4643?

This vulnerability has a CVSS 2.0 base score of 10.0, 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-2009-4643?

Check the references section for vendor advisories and patches from juniper. Update odyssey_access_client 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-2009-4643?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2009-4643 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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