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CVE-2002-0859

41
FAUCET Score

CVE-2002-0859 describes a critical buffer overflow vulnerability in the OpenDataSource function of the Microsoft Jet engine, specifically impacting Microsoft SQL Server 2000. This flaw allows unauthenticated remote attackers to execute arbitrary code on affected systems. With a CVSS score of 7.5, it presents a high risk due to its network-based attack vector and low attack complexity, potentially leading to complete compromise of confidentiality, integrity, and availability. While not listed on CISA's KEV catalog or showing active exploitation, a Proof-of-Concept exploit is publicly available on ExploitDB, and it has a high FAUCET Risk Score, indicating significant potential for exploitation. Despite its age, there is minimal community discussion or media coverage surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
4.0CPE matchmatch criteria
cpe:2.3:a:microsoft:jet:4.0:*:*:*:*:*:*:*
4.0CPE matchmatch criteria
cpe:2.3:a:microsoft:jet:4.0:sp1:*:*:*:*:*:*
4.0CPE matchmatch criteria
cpe:2.3:a:microsoft:jet:4.0:sp2:*:*:*:*:*:*
4.0CPE matchmatch criteria
cpe:2.3:a:microsoft:jet:4.0:sp3:*:*:*:*:*:*
4.0CPE matchmatch criteria
cpe:2.3:a:microsoft:jet:4.0:sp4:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

7.5HIGH

AV:N/AC:L/Au:N/C:P/I:P/A:P

Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
6.4
CvssVersion
2.0

Exploit Intelligence

EPSS Score
26.17%
Probability of exploitation in next 30 days
EPSS Percentile
97.8%
Percentile rank of EPSS score among Peer Group
As of 2026-07-24
Model: v2026.06.15
ExploitDB: EDB-21569 · Jun 19, 2002
This CVE's current EPSS score of 0.2617 is in the 96th percentile among its peer group of 51,455 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

marc.info
support.microsoft.com / default.aspx
iss.net / security_center/static/9375.php
nextgenss.com / advisories/mssql-ods.txt
securityfocus.com / bid/5057