CVE-2003-0714

highpriority · attend · 67EPSS 0.776 · 100 %ileexploit · functionalEUUS

grimoire priorityP1 · Urgent

Exploitable?

Public exploit

3 exploits · functional

Likely / severe?

77.6% (100th) EPSS

CVSS 7.5 · high

Is it mine?

3 products

Check your exposure

Who says so?

2 sources

enisa_euvd · nvd

EPSS · scored 2026-10-27

The Internet Mail Service in Exchange Server 5.5 and Exchange 2000 allows remote attackers to cause a denial of service (memory exhaustion) by directly connecting to the SMTP service and sending a certain extended verb request, possibly triggering a buffer overflow in Exchange 2000.

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-400USprimary

exploits (3)

Public proof-of-concept and weaponised exploit code.

EDB-113Microsoft Exchange Server 2000 - XEXCH50 Heap Overflow (PoC) (MS03-046)functional · exploit_db
EDB-16820Microsoft Exchange Server 2000 - XEXCH50 Heap Overflow (MS03-046) (Metasploit)functional · exploit_db
exploit/windows/smtp/ms03_046_exchange2000_xexch50MS03-046 Exchange 2000 XEXCH50 Heap Overflowfunctional · metasploit

affected products (3)

Products and version ranges known to be affected.

n/a n/a≤ n/aenisa_euvdEU
microsoft exchange server= 2000nvdUScpe:2.3:a:microsoft:exchange_server:*:*:*:*:*:*:*:*
microsoft exchange server= 5.5nvdUScpe:2.3:a:microsoft:exchange_server:*:*:*:*:*:*:*:*

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

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+9607 more

references (10)

External citations — patches, advisories, analysis.

http://marc.info/?l=bugtraq&m=106682909006586&w=2 enisa_euvd
http://www.cert.org/advisories/CA-2003-27.html enisa_euvd
http://www.kb.cert.org/vuls/id/422156 enisa_euvd
http://www.securityfocus.com/bid/8838 enisa_euvd
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2003/ms03-046 enisa_euvd
http://marc.info/?l=bugtraq&m=106682909006586&w=2Mailing ListThird Party Advisorynvd
http://www.cert.org/advisories/CA-2003-27.htmlThird Party AdvisoryUS Government Resourcenvd
http://www.kb.cert.org/vuls/id/422156PatchThird Party AdvisoryUS Government Resourcenvd

scry

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