CVE-2008-1440

Name: CVE-2008-1440
Creator: NVD / NIST
Published: 2008-06-12T02:32:00+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 22.59%

Last modified Jun 16, 2026

CVE-2008-1440 is a vulnerability of currently unknown severity. Microsoft Windows XP SP2 and SP3, and Server 2003 SP1 and SP2, does not properly validate the option length field in Pragmatic General Multicast (PGM) packets, which allows remote attackers to cause a denial of service (infinite loop and system hang) via a crafted PGM packet, aka the "PGM Invalid Length Vulnerability.". EPSS estimates a 22.59% chance of exploitation in the next 30 days.

Description

Microsoft Windows XP SP2 and SP3, and Server 2003 SP1 and SP2, does not properly validate the option length field in Pragmatic General Multicast (PGM) packets, which allows remote attackers to cause a denial of service (infinite loop and system hang) via a crafted PGM packet, aka the "PGM Invalid Length Vulnerability."

Metrics

EPSS Probability

22.59%

97.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-1284

Affected Software

Vendor	Product	Versions	Update
Microsoft	Windows Server 2003	All versions	Sp1
Microsoft	Windows Xp	All versions	Sp2

References

http://secunia.com/advisories/30587Broken Link, Permissions Required, Vendor Advisory
http://securitytracker.com/id?1020230Broken Link, Third Party Advisory, VDB Entry
http://www.securityfocus.com/bid/29508Broken Link, Patch, Third Party Advisory, VDB Entry
http://www.us-cert.gov/cas/techalerts/TA08-162B.htmlBroken Link, Third Party Advisory, US Government Resource
http://www.vupen.com/english/advisories/2008/1783Broken Link
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2008/ms08-036Patch, Vendor Advisory
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5473Broken Link
http://secunia.com/advisories/30587Broken Link, Permissions Required, Vendor Advisory
http://securitytracker.com/id?1020230Broken Link, Third Party Advisory, VDB Entry
http://www.securityfocus.com/bid/29508Broken Link, Patch, Third Party Advisory, VDB Entry
http://www.us-cert.gov/cas/techalerts/TA08-162B.htmlBroken Link, Third Party Advisory, US Government Resource
http://www.vupen.com/english/advisories/2008/1783Broken Link
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2008/ms08-036Patch, Vendor Advisory
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5473Broken Link

Timeline

Published: Jun 12, 2008
Last Modified: Jun 16, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2008-1440?

How severe is CVE-2008-1440?

Severity scoring for CVE-2008-1440 is pending analysis. The EPSS model estimates a 22.59% probability of exploitation in the next 30 days.

How do I fix CVE-2008-1440?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2008-1440?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST