CVE-2002-1561 json
The RPC component in Windows 2000, Windows NT 4.0, and Windows XP allows remote attackers to cause a denial of service (disabled RPC servic…
published 2003-03-26 23 y ago modified 2026-06-16 4 mo ago also EUVD-2002-1543
- cvss
- 5.0
- version 2.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 37.7%
- EPSS 37.7% chance of exploitation in 30 days, percentile 98%
- public exploits
- 4
- Exploit-DB
Summary
The RPC component in Windows 2000, Windows NT 4.0, and Windows XP allows remote attackers to cause a denial of service (disabled RPC service) via a malformed packet to the RPC Endpoint Mapper at TCP port 135, which triggers a null pointer dereference.
Patch / fix
- securityfocus.com/bid/6005 advisory
Timeline
- First public exploit (EDB-21954)
- Published
Exploit prediction
37.73% chance of exploitation in the next 30 days, higher than 98% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- EDB-21954 Microsoft Windows XP/2000/NT 4.0 - RPC Service Denial of Service (4) dos, 2002-10-18
- EDB-21953 Microsoft Windows XP/2000/NT 4.0 - RPC Service Denial of Service (3) dos, 2002-10-18
- EDB-21952 Microsoft Windows XP/2000/NT 4.0 - RPC Service Denial of Service (2) dos, 2002-10-22
- EDB-21951 Microsoft Windows XP/2000/NT 4.0 - RPC Service Denial of Service (1) dos, 2002-10-22
- securityfocus.com http://www.securityfocus.com/bid/6005 referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 2.0 | 5.0 | AV:N/AC:L/Au:N/C:N/I:N/A:P |
References
-
securityfocus.com
/bid/6005
vdb-entry, exploit, patch, vendor-advisory
-
docs.microsoft.com
/en-us/security-updates/securitybulletins/2003/ms03-010
vendor-advisory
-
securityfocus.com
/archive/1/296114/2002-10-14/2002-10-20/0
mailing-list, vendor-advisory
-
oval.cisecurity.org
/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A59
vdb-entry, signature
-
kb.cert.org
/vuls/id/261537
third-party-advisory, us-government-resource
Sources
- CVE List CVE-2002-1561
- NVD CVE-2002-1561
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.