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CVE-2008-1440
Microsoft Windows XP SP2 and SP3, and Server 2003 SP1 and SP2, does not properly validate the option length field in Pragmatic General…
High7.1EPSS 22.6%
- Published
- Updated
- Reserved
- Assigned by
- microsoft
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."
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | High7.1 | AV:N/AC:M/Au:N/C:N/I:N/A:C |
- EPSS (exploitation in 30 days)
- 22.6% · top 2.3% of all CVEs (4 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.1.
Weakness
Affected products
n/a
- affected n/a
References (7)
- MS08-036 (opens in a new tab)vendor-advisoryx_refsource_MSx_transferred
- oval:org.mitre.oval:def:5473 (opens in a new tab)vdb-entrysignaturex_refsource_OVALx_transferred
- ADV-2008-1783 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
- TA08-162B (opens in a new tab)third-party-advisoryx_refsource_CERTx_transferred
- 30587 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- 29508 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- 1020230 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
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[](https://trackcve.app/cve/CVE-2008-1440)Record last updated .