CVE-2005-0048

CVE-2005-0048 is a high-severity vulnerability in Microsoft Windows 2000 with a CVSS 2.0 base score of 7.5. Its EPSS exploit-prediction score of 46% places it in the 99th percentile, indicating an elevated likelihood of exploitation.

Key facts

Description

Microsoft Windows XP SP2 and earlier, 2000 SP3 and SP4, Server 2003, and older operating systems allows remote attackers to cause a denial of service and possibly execute arbitrary code via crafted IP packets with malformed options, aka the "IP Validation Vulnerability."

Frequently asked questions

What is CVE-2005-0048?
Microsoft Windows XP SP2 and earlier, 2000 SP3 and SP4, Server 2003, and older operating systems allows remote attackers to cause a denial of service and possibly execute arbitrary code via crafted IP packets with malformed options, aka the "IP Validation Vulnerability."
How severe is CVE-2005-0048?
CVE-2005-0048 has a CVSS 2.0 base score of 7.5, rated high severity.
Is CVE-2005-0048 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 46% (99th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2005-0048?
CVE-2005-0048 primarily affects Microsoft Windows 2000. In total, 15 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2005-0048?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2005-0048 published?
CVE-2005-0048 was published on 2005-05-02 and last updated on 2026-06-16.

References

Affected products (15)

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