$ cve CVE-2010-0816 JSON

CVE-2010-0816 EXPLOIT

9.3

HIGH · CVSS 2.0 · EPSS 20.3% (pctl 97)

Patch early

A public exploit exists.

Description

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."

Scoring

CVSS	9.3 (HIGH, v2.0)
Vector	AV:N/AC:M/Au:N/C:C/I:C/A:C
EPSS	20.33% — more likely to be exploited than 97% of all CVEs
Weakness	CWE-189
On CISA KEV	no
Public exploit	yes
Published	2010-05-12
Last modified	2026-06-16

Affected (10)

Vendor	Product
microsoft	outlook express
microsoft	windows 2000
microsoft	windows 2003 server
microsoft	windows 7
microsoft	windows live mail
microsoft	windows mail
microsoft	windows server 2003
microsoft	windows server 2008
microsoft	windows vista
microsoft	windows xp

Public exploits

Source	Title	Date
exploit-db	Microsoft Windows Outlook Express and Windows Mail - Integer Overflow	2010-05-11

References

→ the Explorer · watch your stack · NVD