CVE-2009-0238
Confirmed PUBLISHEDMicrosoft Office Excel 2000 SP3, 2002 SP3, 2003 SP3, and 2007 SP1; Excel Viewer 2003 Gold and SP3; Excel Viewer; Compatibility Pack for Word,...
6306 days faster than CISA KEV
Recommended Action
Prioritize remediation. Validate affected assets and apply vendor fixes on an accelerated timeline.
At a Glance
Microsoft Office Excel 2000 SP3, 2002 SP3, 2003 SP3, and 2007 SP1; Excel Viewer 2003 Gold and SP3; Excel Viewer; Compatibility Pack for Word, Excel, and PowerPoint 2007 File Formats SP1; and Excel in Microsoft Office 2004 and 2008 for Mac allow remote attackers to execute arbitrary code via a crafted Excel document that triggers an access attempt on an invalid object, as exploited in the wild in February 2009 by Trojan.Mdropper.AC.
- CVE Published
- Feb 25, 2009
- Exploitation Reported
- Feb 25, 2009
- CVSS
- 8.8 High
- EPSS
- 43.1%
Affected Versions
| Vendor | Product | Version | Status |
|---|---|---|---|
| n/a |
n/a
|
n/a |
Affected |
CVE References
- MS09-009 docs.microsoft.com · Vendor Advisory https://docs.microsoft.com/en-us/security-updates/securitybulletins/2...
- TA09-104A us-cert.gov · Third-Party Advisory http://www.us-cert.gov/cas/techalerts/TA09-104A.html
- ADV-2009-1023 vupen.com · VDB Entry http://www.vupen.com/english/advisories/2009/1023
- ms-excel-unspecified-code-execution(48875) exchange.xforce.ibmcloud.com · VDB Entry https://exchange.xforce.ibmcloud.com/vulnerabilities/48875
- 33870 securityfocus.com · VDB Entry http://www.securityfocus.com/bid/33870
Show 6 more references
- oval:org.mitre.oval:def:5968 oval.cisecurity.org · VDB Entry https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.m...
- 1021744 securitytracker.com · VDB Entry http://securitytracker.com/id?1021744
- microsoft.com/technet/security/advisory/968272.mspx microsoft.com · CVE Record http://www.microsoft.com/technet/security/advisory/968272.mspx
- symantec.com/business/security_response/writeup.jsp symantec.com · CVE Record http://www.symantec.com/business/security_response/writeup.jsp?docid=...
- isc.sans.org/diary.html isc.sans.org · CVE Record http://isc.sans.org/diary.html?storyid=5923
- blogs.zdnet.com/security blogs.zdnet.com · CVE Record http://blogs.zdnet.com/security/?p=2658
Recommended Actions
- Prioritize remediation. Validate affected assets and apply vendor fixes on an accelerated timeline.
- 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 | 2009-02-25 16:00 UTC |
| CISA | 2026-06-02 14:02 UTC |
No detection artifacts or sensor request patterns are available for this CVE yet.
Check back as sensor telemetry and scanner integrations are updated.
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
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
AV:N/AC:M/Au:N/C:C/I:C/A:C
Exploitation Status
Exploited in the wild
Recorded 2009-02-25 16:00:00 UTC · CVE
Weaknesses (CWE)
-
Improper Control of Generation of Code ('Code Injection')
Timeline
Key exploitation, disclosure, scanner coverage, and KEV attestation events for this CVE.
-
14:02 UTC about 2 months ago14:02 UTC · about 2 months ago
Added to CISA KEV
Listed in the CISA Known Exploited Vulnerabilities catalog
-
16:00 UTC over 17 years ago16:00 UTC · over 17 years ago
Added to KEVIntel KEV Feed
High-confidence, third-party attested exploitation
-
16:00 UTC over 17 years ago16:00 UTC · over 17 years ago
CVE published
Vulnerability disclosed publicly
-
00:00 UTC over 17 years ago00:00 UTC · over 17 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-2009-0238
{
"cve_id": "CVE-2009-0238",
"title": "Microsoft Office Excel 2000 SP3, 2002 SP3, 2003 SP3, and 2007 SP1; Excel View...",
"affected_vendor": "Microsoft",
"affected_product": "Office Excel",
"affected_versions": [
{ "vendor": "...", "product": "...", "status": "affected", "display_label": "..." }
],
"confidence": "Confirmed",
"cvss_score": 8.8,
"epss_score": 0.43063,
"exploit_status": {
"exploited_in_the_wild": true,
"active_exploitation_observed": false
},
"sensor_telemetry": { "...": "Pro API fields" },
"proof_of_concepts": [ "..." ],
"scanner_integrations": [ "..." ]
}