CVE-2003-0719

highpriority · attend · 68EPSS 0.812 · 100 %ileexploit · functionalEUUS

grimoire priorityP1 · Urgent

Exploitable?

Public exploit

3 exploits · functional

Likely / severe?

81.2% (100th) EPSS

CVSS 7.5 · high

Is it mine?

8 products

Check your exposure

Who says so?

2 sources

enisa_euvd · nvd

EPSS · scored 2026-10-27

Buffer overflow in the Private Communications Transport (PCT) protocol implementation in the Microsoft SSL library, as used in Microsoft Windows NT 4.0 SP6a, 2000 SP2 through SP4, XP SP1, Server 2003, NetMeeting, Windows 98, and Windows ME, allows remote attackers to execute arbitrary code via PCT 1.0 handshake packets.

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-inferredCWE-20USLLM-inferred

exploits (3)

Public proof-of-concept and weaponised exploit code.

EDB-16334Microsoft Private Communications Transport - Remote Overflow (MS04-011) (Metasploit)functional · exploit_db
EDB-275Microsoft IIS 5.0 - SSL Remote Buffer Overflow (MS04-011)functional · exploit_db
exploit/windows/ssl/ms04_011_pctMS04-011 Microsoft Private Communications Transport OverflowPoC · metasploit

affected products (8)

Products and version ranges known to be affected.

n/a n/a≤ n/aenisa_euvdEU
microsoft netmeetingall versionsnvdUScpe:2.3:a:microsoft:netmeeting:*:*:*:*:*:*:*:*
microsoft windows 2000all versionsnvdUScpe:2.3:o:microsoft:windows_2000:*:*:*:*:*:*:*:*
microsoft windows 2003 server= r2nvdUScpe:2.3:o:microsoft:windows_2003_server:*:*:*:*:*:*:*:*
microsoft windows 98all versionsnvdUScpe:2.3:o:microsoft:windows_98:*:*:*:*:*:*:*:*
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 2004-06-01modified 2026-06-16

references (18)

External citations — patches, advisories, analysis.

scry

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