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."
Published Jun 12, 2008
7.1
HIGHCVSS 2.0
EPSS 22.59%
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."
Affected products
No data.
- n/a
- n/a
- n/a
- n/a
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
AV:N/AC:M/Au:N/C:N/I:N/A:C
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (14 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 22.59% (0.22591) | 97.65th | v5 (v2026.06.15) |
| Jun 15, 2026 | 22.59% (0.22591) | 97.41th | v5 (v2026.06.15) |
| Mar 30, 2025 | 51.11% (0.51113) | 97.64th | v4 (v2025.03.14) |
| Mar 29, 2025 | 47.52% (0.47518) | 96.64th | v4 (v2025.03.14) |
| Mar 23, 2025 | 51.11% (0.51113) | 97.55th | v4 (v2025.03.14) |
| Mar 17, 2025 | 44.56% (0.44557) | 97.27th | v4 (v2025.03.14) |
| Mar 9, 2025 | 9.88% (0.09876) | 95.00th | v3 (v2023.03.01) |
| Nov 14, 2024 | 6.40% (0.06397) | 93.91th | v3 (v2023.03.01) |
| Mar 3, 2024 | 5.34% (0.05341) | 92.88th | v3 (v2023.03.01) |
| Feb 14, 2024 | 7.37% (0.07370) | 93.84th | v3 (v2023.03.01) |
| Mar 7, 2023 | 2.58% (0.02584) | 88.59th | v3 (v2023.03.01) |
| Mar 6, 2023 | 16.86% (0.16864) | 96.19th | v2 (v2022.01.01) |
| Apr 1, 2022 | 16.86% (0.16864) | 95.84th | v2 (v2022.01.01) |
| Feb 4, 2022 | 16.86% (0.16864) | 92.98th | v2 (v2022.01.01) |
References (7)
- http://secunia.com/advisories/30587 third-party-advisoryx_refsource_SECUNIABroken LinkPermissions RequiredVendor Advisory
- http://securitytracker.com/id?1020230 vdb-entryx_refsource_SECTRACKBroken LinkThird Party AdvisoryVDB Entry
- http://www.securityfocus.com/bid/29508 vdb-entryx_refsource_BIDBroken LinkPatchThird Party AdvisoryVDB Entry
- http://www.us-cert.gov/cas/techalerts/TA08-162B.html third-party-advisoryx_refsource_CERTBroken LinkThird Party AdvisoryUS Government Resource
- http://www.vupen.com/english/advisories/2008/1783 vdb-entryx_refsource_VUPENBroken Link
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2008/ms08-036 vendor-advisoryx_refsource_MSPatchVendor Advisory
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5473 vdb-entrysignaturex_refsource_OVALBroken Link
| Link | Providers | Tags |
|---|---|---|
| http://secunia.com/advisories/30587 | third-party-advisoryx_refsource_SECUNIABroken LinkPermissions RequiredVendor Advisory | |
| http://securitytracker.com/id?1020230 | vdb-entryx_refsource_SECTRACKBroken LinkThird Party AdvisoryVDB Entry | |
| http://www.securityfocus.com/bid/29508 | vdb-entryx_refsource_BIDBroken LinkPatchThird Party AdvisoryVDB Entry | |
| http://www.us-cert.gov/cas/techalerts/TA08-162B.html | third-party-advisoryx_refsource_CERTBroken LinkThird Party AdvisoryUS Government Resource | |
| http://www.vupen.com/english/advisories/2008/1783 | vdb-entryx_refsource_VUPENBroken Link | |
| https://docs.microsoft.com/en-us/security-updates/securitybulletins/2008/ms08-036 | vendor-advisoryx_refsource_MSPatchVendor Advisory | |
| https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5473 | vdb-entrysignaturex_refsource_OVALBroken Link |
Change history (0)
No recorded changes yet.