CVE-2003-0717

highpriority · attend · 61EPSS 0.610 · 99 %ileexploit · functionalEUUS

grimoire priorityP1 · Urgent

Exploitable?

Public exploit

4 exploits · functional

Likely / severe?

61.0% (99th) EPSS

CVSS 7.5 · high

Is it mine?

10 products

Check your exposure

Who says so?

2 sources

enisa_euvd · nvd

EPSS · scored 2026-10-27

The Messenger Service for Windows NT through Server 2003 does not properly verify the length of the message, which allows remote attackers to execute arbitrary code via a buffer overflow attack.

cvss

Technical severity, 0–10. One row per scoring source.

7.5

010

base score 0–10 · higher = more severe · hover a vector to decode

v2.07.5highAV:N/AC:L/Au:N/C:P/I:P/A:Pprimary · NVD / NIST USexploitability 10 · impact 6.4

v2.07.5highAV:N/AC:L/Au:N/C:P/I:P/A:P/E:Hsecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-119USLLM-inferred

exploits (4)

Public proof-of-concept and weaponised exploit code.

EDB-111Microsoft Windows Messenger Service - Denial of Service (MS03-043)functional · exploit_db
EDB-135Microsoft Windows Messenger Service (French) - Remote (MS03-043)functional · exploit_db
EDB-23247Microsoft Windows XP/2000 - Messenger Service Buffer Overrun (MS03-043)functional · exploit_db
EDB-385Microsoft Messenger (Linux) - Denial of Service (MS03-043)functional · exploit_db

affected products (10)

Products and version ranges known to be affected.

n/a n/a≤ n/aenisa_euvdEU
microsoft windows 2000all versionsnvdUScpe:2.3:o:microsoft:windows_2000:*:*:*:*:*:*:*:*
microsoft windows 2003 server= enterprisenvdUScpe:2.3:o:microsoft:windows_2003_server:*:*:*:*:*:*:*:*
microsoft windows 2003 server= enterprise_64-bitnvdUScpe:2.3:o:microsoft:windows_2003_server:*:*:*:*:*:*:*:*
microsoft windows 2003 server= r2nvdUScpe:2.3:o:microsoft:windows_2003_server:*:*:*:*:*:*:*:*
microsoft windows 2003 server= standardnvdUScpe:2.3:o:microsoft:windows_2003_server:*:*:*:*:*:*:*:*
microsoft windows 2003 server= webnvdUScpe:2.3:o:microsoft:windows_2003_server:*:*:*:*:*:*:*:*
microsoft windows meall versionsnvdUScpe:2.3:o:microsoft:windows_me:*:*:*:*:*:*:*:*
microsoft windows nt= 4.0nvdUScpe:2.3:o:microsoft:windows_nt:*:*:*:*:*:*:*:*
microsoft windows xpall versionsnvdUScpe:2.3:o:microsoft:windows_xp:*:*:*:*:*:*:*:*

also known as (2)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

enisa_euvd nvd NVD CVE.org MITRE

published 2003-11-17modified 2026-06-16

references (16)

External citations — patches, advisories, analysis.

scry

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