CVE-2003-0528

CVE-2003-0528 is a critical-severity vulnerability in Microsoft Windows 2000 with a CVSS 2.0 base score of 10.0. Its EPSS exploit-prediction score of 38% places it in the 98th percentile, indicating an elevated likelihood of exploitation.

Key facts

Description

Heap-based buffer overflow in the Distributed Component Object Model (DCOM) interface in the RPCSS Service allows remote attackers to execute arbitrary code via a malformed RPC request with a long filename parameter, a different vulnerability than CVE-2003-0352 (Blaster/Nachi) and CVE-2003-0715.

Frequently asked questions

What is CVE-2003-0528?
Heap-based buffer overflow in the Distributed Component Object Model (DCOM) interface in the RPCSS Service allows remote attackers to execute arbitrary code via a malformed RPC request with a long filename parameter, a different vulnerability than CVE-2003-0352 (Blaster/Nachi) and CVE-2003-0715.
How severe is CVE-2003-0528?
CVE-2003-0528 has a CVSS 2.0 base score of 10.0, rated critical severity.
Is CVE-2003-0528 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 38% (98th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2003-0528?
CVE-2003-0528 primarily affects Microsoft Windows 2000. In total, 48 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2003-0528?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2003-0528 published?
CVE-2003-0528 was published on 2003-09-17 and last updated on 2026-06-16.

References

Affected products (48)

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