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Vulnerabilities

Vulnerability · CVE-2002-0056

Buffer overflow in SQL Server 7.0 and 2000 allows remote attackers to execute arbitrary code via a long OLE DB provider name to (1) OpenDataSource or (2) OpenRowset in…

Published Mar 8, 2002 · catalog updated Jun 16, 2026 · sql server

Last checked Nov 2, 2026. A connected source was read within the last 7 days.

Check this week

CVE-2002-0056 is not in CISA KEV. FIRST estimates a 24.86% chance of exploitation in the next 30 days. Check whether you run sql server.

Gaps on this record

  • No vendor fix or required action is stored. Compare the linked advisory before you change production.

Same product and reporting

Severity
High7.5
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
24.86%
Remediation
Advisory link
Affected products
cpe microsoft/sql server

Buffer overflow in SQL Server 7.0 and 2000 allows remote attackers to execute arbitrary code via a long OLE DB provider name to (1) OpenDataSource or (2) OpenRowset in an ad hoc connection.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • cpe microsoft/sql server2000
  • cpe microsoft/sql server7.0

How to fix CVE-2002-0056

  • No stored fix

    No vendor fix text is stored. Use the linked advisory before you change production.

  • Version check

    Seen in 7.0

  • Advisory

    Open the inventory_critical record and follow its fix.

  • Official advisories

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

CVE-2002-0056 is not in CISA KEV. FIRST estimates a 24.86% chance of exploitation in the next 30 days. Check whether you run sql server.

Which versions are affected?

Compare what you have installed with microsoft/sql server 2000; microsoft/sql server 7.0. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 24.86%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Technology hubs

Microsoft SQL Server security

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Mar 8, 2002 · Monitored products — critical

    Detected

    Buffer overflow in SQL Server 7.0 and 2000 allows remote attackers to execute arbitrary code via a long OLE DB provider name to (1) OpenDataSource or (2) OpenRowset in an ad hoc connection.

  2. Jun 16, 2026 · Monitored products — critical

    Updated

    Buffer overflow in SQL Server 7.0 and 2000 allows remote attackers to execute arbitrary code via a long OLE DB provider name to (1) OpenDataSource or (2) OpenRowset in an ad hoc connection.

Sources

  • Monitored products — criticalVendor advisoryCVE-2002-0056

    Buffer overflow in SQL Server 7.0 and 2000 allows remote attackers to execute arbitrary code via a long OLE DB provider name to (1) OpenDataSource or (2) OpenRowset in an ad hoc connection.

    nvd.nist.gov

References

Freshness

Last verified in this catalog Nov 2, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.

  • Monitored products — criticalNov 2, 2026