CVE-2008-3704
High PUBLISHEDHeap-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...
Not yet in CISA KEV
Recommended Action
Prioritize remediation. Validate affected assets and apply vendor fixes on an accelerated timeline.
At a Glance
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."
- CVE Published
- Aug 18, 2008
- Exploitation Reported
- Aug 18, 2008
- CVSS
- 9.3 High
- EPSS
- —
Affected Versions
| Vendor | Product | Version | Status |
|---|---|---|---|
| n/a |
n/a
|
n/a |
Affected |
CVE References
- MS08-070 docs.microsoft.com · Vendor Advisory https://docs.microsoft.com/en-us/security-updates/securitybulletins/2...
- 31498 secunia.com · Third-Party Advisory http://secunia.com/advisories/31498
- TA08-344A us-cert.gov · Third-Party Advisory http://www.us-cert.gov/cas/techalerts/TA08-344A.html
- 6244 exploit-db.com · Exploit https://www.exploit-db.com/exploits/6244
- 6317 exploit-db.com · Exploit https://www.exploit-db.com/exploits/6317
Show 7 more references
- 1020710 securitytracker.com · VDB Entry http://www.securitytracker.com/id?1020710
- ADV-2008-2380 vupen.com · VDB Entry http://www.vupen.com/english/advisories/2008/2380
- ADV-2008-3382 vupen.com · VDB Entry http://www.vupen.com/english/advisories/2008/3382
- oval:org.mitre.oval:def:5794 oval.cisecurity.org · VDB Entry https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.m...
- 30674 securityfocus.com · VDB Entry http://www.securityfocus.com/bid/30674
- visualstudio-maskededit-bo(44444) exchange.xforce.ibmcloud.com · VDB Entry https://exchange.xforce.ibmcloud.com/vulnerabilities/44444
- support.avaya.com/elmodocs2/security/ASA-2008-473.htm support.avaya.com · CVE Record http://support.avaya.com/elmodocs2/security/ASA-2008-473.htm
Recommended Actions
- Prioritize remediation. Validate affected assets and apply vendor fixes on an accelerated timeline.
- Check enrichment artifacts for scanner coverage and available PoCs before rolling remediation validation.
- Use the Pro API to automate enrichment, telemetry, and workflow delivery for VM, SOC, and CTI pipelines.
Known Exploited Vulnerability Sources
Catalogues that list this CVE as a known exploited vulnerability.
Per-source evidence links for KEV attestations are available through the KEVIntel Pro API.
Learn about Pro API access| Source | Added |
|---|---|
| CVE First | 2008-08-18 19:00 UTC |
Scanner Artifacts
Nuclei and Metasploit references linked to this CVE.
| Scanner | Reference | Detected |
|---|---|---|
| Metasploit | https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/windows/browser/ms08_070_visual_studio_msmask.rb | Apr 28, 2025 |
Virtual Patch
Compensating WAF rules to help reduce exposure to this CVE. Rule content and deployable vendor exports are available with KEVIntel Enterprise.
KEVIntel does not currently have a virtual patch for this CVE. When available, KEVIntel virtual patches ship as deployable ModSecurity, Cloudflare, and AWS WAF rules.
Enterprise feature. Virtual patch rule content and deployable vendor exports (ModSecurity, Cloudflare, AWS WAF) are available to KEVIntel Enterprise users.
CVSS Scores
AV:N/AC:M/Au:N/C:C/I:C/A:C
Exploitation Status
Exploited in the wild
Recorded 2008-08-18 19:00:00 UTC · CVE
Proof of concept available
Recorded 2025-04-28 15:02:40 UTC
Scanner Integrations
| Scanner | Reference | Detected |
|---|---|---|
| Metasploit | https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/windows/browser/ms08_070_visual_studio_msmask.rb | Apr 28, 2025 |
Potential Proof of Concepts
These PoCs are unverified and could contain malware. Use at your own risk.
Timeline
Key exploitation, disclosure, scanner coverage, and KEV attestation events for this CVE.
-
15:02 UTC about 1 year ago15:02 UTC · about 1 year ago
Metasploit module available
Exploit module available
-
15:02 UTC about 1 year ago15:02 UTC · about 1 year ago
Public PoC available
Public proof-of-concept code published
-
19:00 UTC almost 18 years ago19:00 UTC · almost 18 years ago
Added to KEVIntel KEV Feed
High-confidence, third-party attested exploitation
-
19:00 UTC almost 18 years ago19:00 UTC · almost 18 years ago
CVE published
Vulnerability disclosed publicly
-
00:00 UTC almost 18 years ago00:00 UTC · almost 18 years ago
CVE ID reserved
Identifier reserved by the CNA
Automate This Intelligence with the Pro API
Confidence scoring, exploit status, sensor telemetry, PoCs, scanner integrations, mentions, and tags are available programmatically for VM, SOC, and CTI workflows.
Pro API Example
GET /api/v2/pro/kevs/CVE-2008-3704
{
"cve_id": "CVE-2008-3704",
"title": "Heap-based buffer overflow in the MaskedEdit ActiveX control in Msmask32.ocx ...",
"affected_vendor": "Microsoft",
"affected_product": "Visual Studio",
"affected_versions": [
{ "vendor": "...", "product": "...", "status": "affected", "display_label": "..." }
],
"confidence": "High",
"cvss_score": 9.3,
"epss_score": null,
"exploit_status": {
"exploited_in_the_wild": true,
"active_exploitation_observed": false
},
"sensor_telemetry": { "...": "Pro API fields" },
"proof_of_concepts": [ "..." ],
"scanner_integrations": [ "..." ]
}