CVE-2008-3704

highpriority · attend · 67EPSS 0.559 · 99 %ileexploit · functionalEUUS

grimoire priorityP1 · Urgent

Exploitable?

Public exploit

4 exploits · functional

Likely / severe?

55.9% (99th) EPSS

CVSS 9.3 · high

Is it mine?

7 products

Check your exposure

Who says so?

2 sources

enisa_euvd · nvd

EPSS · scored 2026-10-27

Heap-based buffer overflow in the MaskedEdit ActiveX control in Msmask32.ocx 6.0.81.69, and possibly other versions before 6.0.84.18, in Microsoft Visual Studio 6.0, Visual Basic 6.0, Visual Studio .NET 2002 SP1 and 2003 SP1, and Visual FoxPro 8.0 SP1 and 9.0 SP1 and SP2 allows remote attackers to execute arbitrary code via a long Mask parameter, related to not "validating property values with boundary checks," as exploited in the wild in August 2008, aka "Masked Edit Control Memory Corruption 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

v2.09.3highAV:N/AC:M/Au:N/C:C/I:C/A:C/E:Hsecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-119USprimary

exploits (4)

Public proof-of-concept and weaponised exploit code.

EDB-16507Microsoft Visual Studio - Msmask32.ocx ActiveX Buffer Overflow (MS08-070) (Metasploit)functional · exploit_db
EDB-6244Microsoft Visual Studio - 'Msmask32.ocx' ActiveX Remote Buffer Overflow (PoC)functional · exploit_db
EDB-6317Microsoft Visual Studio - 'Msmask32.ocx' ActiveX Remote Buffer Overflowfunctional · exploit_db
exploit/windows/browser/ms08_070_visual_studio_msmaskMicrosoft Visual Studio Mdmask32.ocx ActiveX Stack Buffer Overflowfunctional · metasploit

affected products (7)

Products and version ranges known to be affected.

n/a n/a≤ n/aenisa_euvdEU
microsoft visual basic= 6.0nvdUScpe:2.3:a:microsoft:visual_basic:*:*:*:*:*:*:*:*
microsoft visual foxpro= 8.0nvdUScpe:2.3:a:microsoft:visual_foxpro:*:*:*:*:*:*:*:*
microsoft visual foxpro= 9.0nvdUScpe:2.3:a:microsoft:visual_foxpro:*:*:*:*:*:*:*:*
microsoft visual studio= 6.0nvdUScpe:2.3:a:microsoft:visual_studio:*:*:*:*:*:*:*:*
microsoft visual studio .net= 2002nvdUScpe:2.3:a:microsoft:visual_studio_.net:*:*:*:*:*:*:*:*
microsoft visual studio .net= 2003nvdUScpe:2.3:a:microsoft:visual_studio_.net:*:*:*:*:*:*:*:*

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 2008-08-18modified 2026-06-16

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Related entries.

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+21023 more

references (24)

External citations — patches, advisories, analysis.

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