The DCOM client in Windows 2000 before SP3 does not properly clear memory before sending an "alter context" request, which may allow remote attackers to obtain sensitive information by sniffing the session.
CVE-2002-2077
NONECVSS 0.0Elevated
0.0
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
- No confirmed exploitation signals yet
CISA-KEV: Not listedEPSS: 16%CVSS: —Exploit: NoneExposed: 0
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
- —
- EG Score
- 0.0(none)
- EPSS
- 96.5%
- KEV
- Not listed
Published
December 31, 2002
Last Modified
June 16, 2026
References (8)
- cve@mitrehttp://support.microsoft.com/default.aspx?scid=kb%3BEN-US%3Bq300367
- cve@mitrehttp://www.bindview.com/Services/razor/Advisories/2002/adv_dcom.cfm
- cve@mitrehttp://www.iss.net/security_center/static/8739.php
- cve@mitrehttp://www.securityfocus.com/bid/4410
- af854a3a-2127-422b-91ae-364da2661108http://support.microsoft.com/default.aspx?scid=kb%3BEN-US%3Bq300367
- af854a3a-2127-422b-91ae-364da2661108http://www.bindview.com/Services/razor/Advisories/2002/adv_dcom.cfm
- af854a3a-2127-422b-91ae-364da2661108http://www.iss.net/security_center/static/8739.php
- af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/4410
Data Freshness Timeline
(refreshed 3× in last 7d / 25× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
- 2026-07-11 08:22 UTCEPSS rescore
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- 2026-05-31 18:25 UTCEG score recompute
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Frequently asked(4)
What is CVE-2002-2077?
CVE-2002-2077 is a none vulnerability published on December 31, 2002. The DCOM client in Windows 2000 before SP3 does not properly clear memory before sending an "alter context" request, which may allow remote attackers to obtain sensitive information by sniffing the session.
When was CVE-2002-2077 disclosed?
CVE-2002-2077 was first published in the National Vulnerability Database on December 31, 2002, with the most recent update on June 16, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2002-2077 actively exploited?
CVE-2002-2077 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 96.5% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
How do I remediate CVE-2002-2077?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2002-2077, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.
Dependency Blast Radius
Explore the affected products and dependency analysis for CVE-2002-2077
Is Your Infrastructure Affected by CVE-2002-2077?
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