Exploitation evidence
Known exploited · CISA KEV listed
Added 2023-10-31. Ransomware campaign use: Known.
CISA required action: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
CISA due date: 2023-11-21. 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
F5 / BIG-IP
Default status: unknown
- affected: 17.1.0 to < * (semver)
- At Hotfix-BIGIP-17.1.0.3.0.75.4-ENG.iso: unaffected
- At Hotfix-BIGIP-17.1.1.0.2.6-ENG.iso: unaffected
- affected: 16.1.0 to < * (semver)
- At Hotfix-BIGIP-16.1.4.1.0.50.5-ENG.iso: unaffected
- affected: 15.1.0 to < * (semver)
- At Hotfix-BIGIP-15.1.10.2.0.44.2-ENG.iso: unaffected
- affected: 14.1.0 to < * (semver)
- At Hotfix-BIGIP-14.1.5.6.0.10.6-ENG.iso: unaffected
- affected: 13.1.0 to < * (semver)
- At Hotfix-BIGIP-13.1.5.1.0.20.2-ENG.iso: unaffected
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://my.f5.com/manage/s/article/K000137353
- http://packetstormsecurity.com/files/175673/F5-BIG-IP-TMUI-AJP-Smuggling-Remote-Command-Execution.html
- https://www.secpod.com/blog/f5-issues-warning-big-ip-vulnerability-used-in-active-exploit-chain/
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-46747
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": 0.96715,
"percentile": 0.99886
}10 Nov 2026, 18:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-10",
"epss": 0.96715,
"percentile": 0.99885
}09 Nov 2026, 18:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-09",
"epss": 0.96715,
"percentile": 0.99885
}08 Nov 2026, 18:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-08",
"epss": 0.96715,
"percentile": 0.99885
}07 Nov 2026, 18:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-07",
"epss": 0.96715,
"percentile": 0.99885
}06 Nov 2026, 18:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-06",
"epss": 0.96715,
"percentile": 0.99885
}06 Nov 2026, 06:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-05",
"epss": 0.96715,
"percentile": 0.99885
}04 Nov 2026, 18:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-04",
"epss": 0.96715,
"percentile": 0.99885
}04 Nov 2026, 18:20 Jerusalem · CVE Program record changed
Stored CNA snapshot at this observation.
{
"containers": {
"adp": [
{
"providerMetadata": {
"dateUpdated": "2024-08-02T20:53:21.594Z",
"orgId": "af854a3a-2127-422b-91ae-364da2661108",
"shortName": "CVE"
},
"references": [
{
"tags": [
"vendor-advisory",
"x_transferred"
],
"url": "https://my.f5.com/manage/s/article/K000137353"
},
{
"tags": [
"x_transferred"
],
"url": "http://packetstormsecurity.com/files/175673/F5-BIG-IP-TMUI-AJP-Smuggling-Remote-Command-Execution.html"
},
{
"tags": [
"x_transferred"
],
"url": "https://www.secpod.com/blog/f5-issues-warning-big-ip-vulnerability-used-in-active-exploit-chain/"
}
],
"title": "CVE Program Container"
},
{
"metrics": [
{
"other": {
"content": {
"id": "CVE-2023-46747",
"options": [
{
"Exploitation": "active"
},
{
"Automatable": "yes"
},
{
"Technical Impact": "total"
}
],
"role": "CISA Coordinator",
"timestamp": "2025-02-10T22:07:47.164316Z",
"version": "2.0.3"
},
"type": "ssvc"
}
},
{
"other": {
"content": {
"dateAdded": "2023-10-31",
"reference": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-46747"
},
"type": "kev"
}
}
],
"providerMetadata": {
"dateUpdated": "2025-10-21T23:05:33.431Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"references": [
{
"tags": [
"government-resource"
],
"url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-46747"
}
],
"timeline": [
{
"lang": "en",
"time": "2023-10-31T00:00:00.000Z",
"value": "CVE-2023-46747 added to CISA KEV"
}
],
"title": "CISA ADP Vulnrichment"
}
],
"cna": {
"affected": [
{
"defaultStatus": "unknown",
"modules": [
"All Modules"
],
"product": "BIG-IP",
"vendor": "F5",
"versions": [
{
"changes": [
{
"at": "Hotfix-BIGIP-17.1.0.3.0.75.4-ENG.iso",
"status": "unaffected"
},
{
"at": "Hotfix-BIGIP-17.1.1.0.2.6-ENG.iso",
"status": "unaffected"
}
],
"lessThan": "*",
"status": "affected",
"version": "17.1.0",
"versionType": "semver"
},
{
"changes": [
{
"at": "Hotfix-BIGIP-16.1.4.1.0.50.5-ENG.iso",
"status": "unaffected"
}
],
"lessThan": "*",
"status": "affected",
"version": "16.1.0",
"versionType": "semver"
},
{
"changes": [
{
"at": "Hotfix-BIGIP-15.1.10.2.0.44.2-ENG.iso",
"status": "unaffected"
}
],
"lessThan": "*",
"status": "affected",
"version": "15.1.0",
"versionType": "semver"
},
{
"changes": [
{
"at": "Hotfix-BIGIP-14.1.5.6.0.10.6-ENG.iso",
"status": "unaffected"
}
],
"lessThan": "*",
"status": "affected",
"version": "14.1.0",
"versionType": "semver"
},
{
"changes": [
{
"at": "Hotfix-BIGIP-13.1.5.1.0.20.2-ENG.iso",
"status": "unaffected"
}
],
"lessThan": "*",
"status": "affected",
"version": "13.1.0",
"versionType": "semver"
}
]
}
],
"credits": [
{
"lang": "en",
"type": "finder",
"user": "00000000-0000-4000-9000-000000000000",
"value": "F5 acknowledges Thomas Hendrickson and Michael Weber of Praetorian Security, Inc. for bringing this issue to our attention and following the highest standards of coordinated disclosure."
}
],
"datePublic": "2023-10-26T17:00:00.000Z",
"descriptions": [
{
"lang": "en",
"supportingMedia": [
{
"base64": false,
"type": "text/html",
"value": "<span style=\"background-color: rgb(255, 255, 255);\">\n\n<div>Undisclosed requests may bypass configuration utility authentication, allowing an attacker with network access to the BIG-IP system through the management port and/or self IP addresses to execute arbitrary system commands.<span style=\"background-color: var(--wht);\"> </span><span style=\"background-color: var(--wht);\">Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated</span></div></span>"
}
],
"value": "Undisclosed requests may bypass configuration utility authentication, allowing an attacker with network access to the BIG-IP system through the management port and/or self IP addresses to execute arbitrary system commands. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated"
}
],
"metrics": [
{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 9.8,
"baseSeverity": "CRITICAL",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
"version": "3.1"
},
"format": "CVSS",
"scenarios": [
{
"lang": "en",
"value": "GENERAL"
}
]
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-288",
"description": "CWE-288 Authentication Bypass Using an Alternate Path or Channel",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2023-11-16T01:59:49.829Z",
"orgId": "9dacffd4-cb11-413f-8451-fbbfd4ddc0ab",
"shortName": "f5"
},
"references": [
{
"tags": [
"vendor-advisory"
],
"url": "https://my.f5.com/manage/s/article/K000137353"
},
{
"url": "http://packetstormsecurity.com/files/175673/F5-BIG-IP-TMUI-AJP-Smuggling-Remote-Command-Execution.html"
},
{
"url": "https://www.secpod.com/blog/f5-issues-warning-big-ip-vulnerability-used-in-active-exploit-chain/"
}
],
"source": {
"discovery": "EXTERNAL"
},
"title": "BIG-IP Configuration utility unauthenticated remote code execution vulnerability",
"x_generator": {
"engine": "F5 SIRTBot v1.0"
}
}
},
"cveMetadata": {
"assignerOrgId": "9dacffd4-cb11-413f-8451-fbbfd4ddc0ab",
"assignerShortName": "f5",
"cveId": "CVE-2023-46747",
"datePublished": "2023-10-26T20:04:53.929Z",
"dateReserved": "2023-10-25T18:51:34.198Z",
"dateUpdated": "2025-10-21T23:05:33.431Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.1"
}03 Nov 2026, 18:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-03",
"epss": 0.96715,
"percentile": 0.99885
}03 Nov 2026, 02:22 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-02",
"epss": 0.96715,
"percentile": 0.99885
}03 Nov 2026, 02:22 Jerusalem · CISA KEV status changed
Stored KEV snapshot at this observation.
{
"cveID": "CVE-2023-46747",
"cwes": [
"CWE-288"
],
"dateAdded": "2023-10-31",
"dueDate": "2023-11-21",
"forensicTriage": "No",
"knownRansomwareCampaignUse": "Known",
"notes": "https://my.f5.com/manage/s/article/K000137353; https://nvd.nist.gov/vuln/detail/CVE-2023-46747",
"product": "BIG-IP Configuration Utility",
"requiredAction": "Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.",
"shortDescription": "F5 BIG-IP Configuration utility contains an authentication bypass using an alternate path or channel vulnerability due to undisclosed requests that may allow an unauthenticated attacker with network access to the BIG-IP system through the management port and/or self IP addresses to execute system commands. This vulnerability can be used in conjunction with CVE-2023-46748.",
"vendorProject": "F5",
"vulnerabilityName": "F5 BIG-IP Configuration Utility Authentication Bypass Vulnerability"
}