Exploitation evidence
Known exploited · CISA KEV listed
Added 2022-06-08. Ransomware campaign use: Unknown.
CISA required action: Apply updates per vendor instructions.
CISA due date: 2022-06-22. This is the catalog’s deadline, not an assessment of your organization’s exposure.
KEV checked 13 Nov 2026, 00:20 Jerusalem · Original catalog ↗Reported products and versions
n/a / n/a
Default status: Not specified
- affected: n/a
Fixes and workarounds
No explicit solution text in the downloaded CVE record. Consult the vendor advisory; unaffected version ranges are shown above as reported, not inferred as a patch recommendation.
Sources and related reporting
CVE Program record ↗ · Download tracked evidence as JSON
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A16713
- http://www.us-cert.gov/ncas/alerts/TA13-168A
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A16732
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2013/ms13-051
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2013-1331
Observed change timeline
History begins when Egret first downloads each source. It is not the complete upstream CVE history.
12 Nov 2026, 18:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-12",
"epss": 0.79822,
"percentile": 0.99615
}10 Nov 2026, 18:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-10",
"epss": 0.79822,
"percentile": 0.99612
}09 Nov 2026, 18:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-09",
"epss": 0.79822,
"percentile": 0.99612
}08 Nov 2026, 18:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-08",
"epss": 0.79822,
"percentile": 0.99612
}08 Nov 2026, 00:20 Jerusalem · CVE Program record changed
Stored CNA snapshot at this observation.
{
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{
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{
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},
{
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{
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{
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"timestamp": "2025-02-10T18:43:15.969685Z",
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},
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],
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{
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],
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],
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"dateUpdated": "2018-10-12T19:57:01.000Z",
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"shortName": "microsoft"
},
"references": [
{
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},
{
"name": "TA13-168A",
"tags": [
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],
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},
{
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"tags": [
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"x_refsource_OVAL"
],
"url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A16732"
},
{
"name": "MS13-051",
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"x_refsource_MS"
],
"url": "https://docs.microsoft.com/en-us/security-updates/securitybulletins/2013/ms13-051"
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],
"x_legacyV4Record": {
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"ASSIGNER": "secure@microsoft.com",
"ID": "CVE-2013-1331",
"STATE": "PUBLIC"
},
"affects": {
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"vendor_data": [
{
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{
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},
{
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},
{
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"datePublished": "2013-06-12T01:00:00.000Z",
"dateReserved": "2013-01-12T00:00:00.000Z",
"dateUpdated": "2025-10-22T00:05:41.935Z",
"state": "PUBLISHED"
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}07 Nov 2026, 18:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-07",
"epss": 0.79822,
"percentile": 0.99611
}06 Nov 2026, 18:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-06",
"epss": 0.79822,
"percentile": 0.99611
}05 Nov 2026, 18:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-05",
"epss": 0.79822,
"percentile": 0.99611
}04 Nov 2026, 18:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-04",
"epss": 0.79822,
"percentile": 0.9961
}03 Nov 2026, 18:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-03",
"epss": 0.79822,
"percentile": 0.9961
}03 Nov 2026, 02:22 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-02",
"epss": 0.79822,
"percentile": 0.99609
}03 Nov 2026, 02:22 Jerusalem · CISA KEV status changed
Stored KEV snapshot at this observation.
{
"cveID": "CVE-2013-1331",
"cwes": [
"CWE-119"
],
"dateAdded": "2022-06-08",
"dueDate": "2022-06-22",
"forensicTriage": "No",
"knownRansomwareCampaignUse": "Unknown",
"notes": "https://nvd.nist.gov/vuln/detail/CVE-2013-1331",
"product": "Office",
"requiredAction": "Apply updates per vendor instructions.",
"shortDescription": "Microsoft Office contains a buffer overflow vulnerability that allows remote attackers to execute code via crafted PNG data in an Office document.",
"vendorProject": "Microsoft",
"vulnerabilityName": "Microsoft Office Buffer Overflow Vulnerability"
}