CVE-2010-0816

highpriority · attend · 54EPSS 0.203 · 97 %ileexploit · functionalEUUS

grimoire priorityP1 · Urgent

Exploitable?

Public exploit

1 exploit · functional

Likely / severe?

20.3% (97th) EPSS

CVSS 9.3 · high

Is it mine?

5 products

Check your exposure

Who says so?

2 sources

enisa_euvd · nvd

EPSS · scored 2026-10-27

Integer overflow in inetcomm.dll in Microsoft Outlook Express 5.5 SP2, 6, and 6 SP1; Windows Live Mail on Windows XP SP2 and SP3, Windows Vista SP1 and SP2, Windows Server 2008 Gold, SP2, and R2, and Windows 7; and Windows Mail on Windows Vista SP1 and SP2, Windows Server 2008 Gold, SP2, and R2, and Windows 7 allows remote e-mail servers and man-in-the-middle attackers to execute arbitrary code via a crafted (1) POP3 or (2) IMAP response, as demonstrated by a certain +OK response on TCP port 110, aka "Outlook Express and Windows Mail Integer Overflow Vulnerability."

cvss

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

9.3

010

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

v2.09.3highAV:N/AC:M/Au:N/C:C/I:C/A:Cprimary · NVD / NIST USexploitability 8.6 · impact 10

v2.08.4highAV:N/AC:M/Au:N/C:C/I:C/A:C/E:POCsecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-189USprimary

exploits (1)

Public proof-of-concept and weaponised exploit code.

EDB-12564Microsoft Windows Outlook Express and Windows Mail - Integer Overflowfunctional · exploit_db

affected products (5)

Products and version ranges known to be affected.

n/a n/a≤ n/aenisa_euvdEU
microsoft outlook express= 5.5nvdUScpe:2.3:a:microsoft:outlook_express:*:*:*:*:*:*:*:*
microsoft outlook express= 6.0nvdUScpe:2.3:a:microsoft:outlook_express:*:*:*:*:*:*:*:*
microsoft windows live mailall versionsnvdUScpe:2.3:a:microsoft:windows_live_mail:*:*:*:*:*:*:*:*
microsoft windows mailall versionsnvdUScpe:2.3:a:microsoft:windows_mail:*:*:*:*:*:*:*:*

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 2010-05-12modified 2026-06-16

related (1,342)

Related entries.

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+1337 more

references (12)

External citations — patches, advisories, analysis.

scry

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