VAR-202109-0785
Vulnerability from variot - Updated: 2023-12-18 10:46On version 16.x before 16.1.0, 15.1.x before 15.1.3.1, 14.1.x before 14.1.4.3, and all versions of 13.1.x, 12.1.x and 11.6.x, when BIG-IP APM performs Online Certificate Status Protocol (OCSP) verification of a certificate that contains Authority Information Access (AIA), undisclosed requests may cause an increase in memory use. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated. BIG-IP APM Exists in a resource exhaustion vulnerability.Service operation interruption (DoS) It may be in a state. Pillow is a Python-based image processing library. There is currently no information about this vulnerability, please feel free to follow CNNVD or manufacturer announcements. F5 BIG-IP APM is a set of access and security solutions from F5 Corporation of the United States. The product provides unified access to business-critical applications and networks. F5 BIG-IP APM has a security vulnerability. The vulnerability stems from the fact that an attacker can cause a fatal error through OCSP Memory Use of F5 BIG-IP APM to trigger a denial of service
Show details on source website{
"@context": {
"@vocab": "https://www.variotdbs.pl/ref/VARIoTentry#",
"affected_products": {
"@id": "https://www.variotdbs.pl/ref/affected_products"
},
"configurations": {
"@id": "https://www.variotdbs.pl/ref/configurations"
},
"credits": {
"@id": "https://www.variotdbs.pl/ref/credits"
},
"cvss": {
"@id": "https://www.variotdbs.pl/ref/cvss/"
},
"description": {
"@id": "https://www.variotdbs.pl/ref/description/"
},
"exploit_availability": {
"@id": "https://www.variotdbs.pl/ref/exploit_availability/"
},
"external_ids": {
"@id": "https://www.variotdbs.pl/ref/external_ids/"
},
"iot": {
"@id": "https://www.variotdbs.pl/ref/iot/"
},
"iot_taxonomy": {
"@id": "https://www.variotdbs.pl/ref/iot_taxonomy/"
},
"patch": {
"@id": "https://www.variotdbs.pl/ref/patch/"
},
"problemtype_data": {
"@id": "https://www.variotdbs.pl/ref/problemtype_data/"
},
"references": {
"@id": "https://www.variotdbs.pl/ref/references/"
},
"sources": {
"@id": "https://www.variotdbs.pl/ref/sources/"
},
"sources_release_date": {
"@id": "https://www.variotdbs.pl/ref/sources_release_date/"
},
"sources_update_date": {
"@id": "https://www.variotdbs.pl/ref/sources_update_date/"
},
"threat_type": {
"@id": "https://www.variotdbs.pl/ref/threat_type/"
},
"title": {
"@id": "https://www.variotdbs.pl/ref/title/"
},
"type": {
"@id": "https://www.variotdbs.pl/ref/type/"
}
},
"@id": "https://www.variotdbs.pl/vuln/VAR-202109-0785",
"affected_products": {
"@context": {
"@vocab": "https://www.variotdbs.pl/ref/affected_products#",
"data": {
"@container": "@list"
},
"sources": {
"@container": "@list",
"@context": {
"@vocab": "https://www.variotdbs.pl/ref/sources#"
},
"@id": "https://www.variotdbs.pl/ref/sources"
}
},
"data": [
{
"model": "big-ip access policy manager",
"scope": "gte",
"trust": 1.0,
"vendor": "f5",
"version": "13.1.0"
},
{
"model": "big-ip access policy manager",
"scope": "gte",
"trust": 1.0,
"vendor": "f5",
"version": "15.1.0"
},
{
"model": "big-ip access policy manager",
"scope": "lt",
"trust": 1.0,
"vendor": "f5",
"version": "13.1.4"
},
{
"model": "big-ip access policy manager",
"scope": "lte",
"trust": 1.0,
"vendor": "f5",
"version": "11.6.5"
},
{
"model": "big-ip access policy manager",
"scope": "gte",
"trust": 1.0,
"vendor": "f5",
"version": "12.1.0"
},
{
"model": "big-ip access policy manager",
"scope": "lte",
"trust": 1.0,
"vendor": "f5",
"version": "12.1.6"
},
{
"model": "big-ip access policy manager",
"scope": "gte",
"trust": 1.0,
"vendor": "f5",
"version": "11.6.1"
},
{
"model": "big-ip access policy manager",
"scope": "lt",
"trust": 1.0,
"vendor": "f5",
"version": "14.1.4.3"
},
{
"model": "big-ip access policy manager",
"scope": "lt",
"trust": 1.0,
"vendor": "f5",
"version": "15.1.3.1"
},
{
"model": "big-ip access policy manager",
"scope": "gte",
"trust": 1.0,
"vendor": "f5",
"version": "14.1.0"
},
{
"model": "big-ip access policy manager",
"scope": "lte",
"trust": 1.0,
"vendor": "f5",
"version": "16.0.1"
},
{
"model": "big-ip access policy manager",
"scope": "gte",
"trust": 1.0,
"vendor": "f5",
"version": "16.0.0"
},
{
"model": "big-ip access policy manager",
"scope": null,
"trust": 0.8,
"vendor": "f5",
"version": null
},
{
"model": "big-ip access policy manager",
"scope": "eq",
"trust": 0.8,
"vendor": "f5",
"version": null
}
],
"sources": [
{
"db": "JVNDB",
"id": "JVNDB-2021-012086"
},
{
"db": "NVD",
"id": "CVE-2021-23047"
}
]
},
"configurations": {
"@context": {
"@vocab": "https://www.variotdbs.pl/ref/configurations#",
"children": {
"@container": "@list"
},
"cpe_match": {
"@container": "@list"
},
"data": {
"@container": "@list"
},
"nodes": {
"@container": "@list"
}
},
"data": [
{
"CVE_data_version": "4.0",
"nodes": [
{
"children": [],
"cpe_match": [
{
"cpe23Uri": "cpe:2.3:a:f5:big-ip_access_policy_manager:*:*:*:*:*:*:*:*",
"cpe_name": [],
"versionEndIncluding": "11.6.5",
"versionStartIncluding": "11.6.1",
"vulnerable": true
},
{
"cpe23Uri": "cpe:2.3:a:f5:big-ip_access_policy_manager:*:*:*:*:*:*:*:*",
"cpe_name": [],
"versionEndIncluding": "12.1.6",
"versionStartIncluding": "12.1.0",
"vulnerable": true
},
{
"cpe23Uri": "cpe:2.3:a:f5:big-ip_access_policy_manager:*:*:*:*:*:*:*:*",
"cpe_name": [],
"versionEndExcluding": "13.1.4",
"versionStartIncluding": "13.1.0",
"vulnerable": true
},
{
"cpe23Uri": "cpe:2.3:a:f5:big-ip_access_policy_manager:*:*:*:*:*:*:*:*",
"cpe_name": [],
"versionEndExcluding": "14.1.4.3",
"versionStartIncluding": "14.1.0",
"vulnerable": true
},
{
"cpe23Uri": "cpe:2.3:a:f5:big-ip_access_policy_manager:*:*:*:*:*:*:*:*",
"cpe_name": [],
"versionEndExcluding": "15.1.3.1",
"versionStartIncluding": "15.1.0",
"vulnerable": true
},
{
"cpe23Uri": "cpe:2.3:a:f5:big-ip_access_policy_manager:*:*:*:*:*:*:*:*",
"cpe_name": [],
"versionEndIncluding": "16.0.1",
"versionStartIncluding": "16.0.0",
"vulnerable": true
}
],
"operator": "OR"
}
]
}
],
"sources": [
{
"db": "NVD",
"id": "CVE-2021-23047"
}
]
},
"cve": "CVE-2021-23047",
"cvss": {
"@context": {
"cvssV2": {
"@container": "@list",
"@context": {
"@vocab": "https://www.variotdbs.pl/ref/cvss/cvssV2#"
},
"@id": "https://www.variotdbs.pl/ref/cvss/cvssV2"
},
"cvssV3": {
"@container": "@list",
"@context": {
"@vocab": "https://www.variotdbs.pl/ref/cvss/cvssV3#"
},
"@id": "https://www.variotdbs.pl/ref/cvss/cvssV3/"
},
"severity": {
"@container": "@list",
"@context": {
"@vocab": "https://www.variotdbs.pl/cvss/severity#"
},
"@id": "https://www.variotdbs.pl/ref/cvss/severity"
},
"sources": {
"@container": "@list",
"@context": {
"@vocab": "https://www.variotdbs.pl/ref/sources#"
},
"@id": "https://www.variotdbs.pl/ref/sources"
}
},
"data": [
{
"cvssV2": [
{
"acInsufInfo": false,
"accessComplexity": "LOW",
"accessVector": "NETWORK",
"authentication": "NONE",
"author": "NVD",
"availabilityImpact": "PARTIAL",
"baseScore": 5.0,
"confidentialityImpact": "NONE",
"exploitabilityScore": 10.0,
"impactScore": 2.9,
"integrityImpact": "NONE",
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"severity": "MEDIUM",
"trust": 1.0,
"userInteractionRequired": false,
"vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
"version": "2.0"
},
{
"acInsufInfo": null,
"accessComplexity": "Low",
"accessVector": "Network",
"authentication": "None",
"author": "NVD",
"availabilityImpact": "Partial",
"baseScore": 5.0,
"confidentialityImpact": "None",
"exploitabilityScore": null,
"id": "CVE-2021-23047",
"impactScore": null,
"integrityImpact": "None",
"obtainAllPrivilege": null,
"obtainOtherPrivilege": null,
"obtainUserPrivilege": null,
"severity": "Medium",
"trust": 0.9,
"userInteractionRequired": null,
"vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
"version": "2.0"
},
{
"accessComplexity": "LOW",
"accessVector": "NETWORK",
"authentication": "NONE",
"author": "VULHUB",
"availabilityImpact": "PARTIAL",
"baseScore": 5.0,
"confidentialityImpact": "NONE",
"exploitabilityScore": 10.0,
"id": "VHN-381533",
"impactScore": 2.9,
"integrityImpact": "NONE",
"severity": "MEDIUM",
"trust": 0.1,
"vectorString": "AV:N/AC:L/AU:N/C:N/I:N/A:P",
"version": "2.0"
}
],
"cvssV3": [
{
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"author": "NVD",
"availabilityImpact": "LOW",
"baseScore": 5.3,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "NONE",
"exploitabilityScore": 3.9,
"impactScore": 1.4,
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"trust": 1.0,
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L",
"version": "3.1"
},
{
"attackComplexity": "Low",
"attackVector": "Network",
"author": "NVD",
"availabilityImpact": "Low",
"baseScore": 5.3,
"baseSeverity": "Medium",
"confidentialityImpact": "None",
"exploitabilityScore": null,
"id": "CVE-2021-23047",
"impactScore": null,
"integrityImpact": "None",
"privilegesRequired": "None",
"scope": "Unchanged",
"trust": 0.8,
"userInteraction": "None",
"vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L",
"version": "3.0"
}
],
"severity": [
{
"author": "NVD",
"id": "CVE-2021-23047",
"trust": 1.8,
"value": "MEDIUM"
},
{
"author": "CNNVD",
"id": "CNNVD-202104-975",
"trust": 0.6,
"value": "MEDIUM"
},
{
"author": "CNNVD",
"id": "CNNVD-202108-2252",
"trust": 0.6,
"value": "MEDIUM"
},
{
"author": "VULHUB",
"id": "VHN-381533",
"trust": 0.1,
"value": "MEDIUM"
},
{
"author": "VULMON",
"id": "CVE-2021-23047",
"trust": 0.1,
"value": "MEDIUM"
}
]
}
],
"sources": [
{
"db": "VULHUB",
"id": "VHN-381533"
},
{
"db": "VULMON",
"id": "CVE-2021-23047"
},
{
"db": "JVNDB",
"id": "JVNDB-2021-012086"
},
{
"db": "NVD",
"id": "CVE-2021-23047"
},
{
"db": "CNNVD",
"id": "CNNVD-202104-975"
},
{
"db": "CNNVD",
"id": "CNNVD-202108-2252"
}
]
},
"description": {
"@context": {
"@vocab": "https://www.variotdbs.pl/ref/description#",
"sources": {
"@container": "@list",
"@context": {
"@vocab": "https://www.variotdbs.pl/ref/sources#"
}
}
},
"data": "On version 16.x before 16.1.0, 15.1.x before 15.1.3.1, 14.1.x before 14.1.4.3, and all versions of 13.1.x, 12.1.x and 11.6.x, when BIG-IP APM performs Online Certificate Status Protocol (OCSP) verification of a certificate that contains Authority Information Access (AIA), undisclosed requests may cause an increase in memory use. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated. BIG-IP APM Exists in a resource exhaustion vulnerability.Service operation interruption (DoS) It may be in a state. Pillow is a Python-based image processing library. \nThere is currently no information about this vulnerability, please feel free to follow CNNVD or manufacturer announcements. F5 BIG-IP APM is a set of access and security solutions from F5 Corporation of the United States. The product provides unified access to business-critical applications and networks. F5 BIG-IP APM has a security vulnerability. The vulnerability stems from the fact that an attacker can cause a fatal error through OCSP Memory Use of F5 BIG-IP APM to trigger a denial of service",
"sources": [
{
"db": "NVD",
"id": "CVE-2021-23047"
},
{
"db": "JVNDB",
"id": "JVNDB-2021-012086"
},
{
"db": "CNNVD",
"id": "CNNVD-202104-975"
},
{
"db": "VULHUB",
"id": "VHN-381533"
},
{
"db": "VULMON",
"id": "CVE-2021-23047"
}
],
"trust": 2.34
},
"external_ids": {
"@context": {
"@vocab": "https://www.variotdbs.pl/ref/external_ids#",
"data": {
"@container": "@list"
},
"sources": {
"@container": "@list",
"@context": {
"@vocab": "https://www.variotdbs.pl/ref/sources#"
}
}
},
"data": [
{
"db": "NVD",
"id": "CVE-2021-23047",
"trust": 3.4
},
{
"db": "JVNDB",
"id": "JVNDB-2021-012086",
"trust": 0.8
},
{
"db": "CNNVD",
"id": "CNNVD-202108-2252",
"trust": 0.7
},
{
"db": "CS-HELP",
"id": "SB2021041363",
"trust": 0.6
},
{
"db": "CNNVD",
"id": "CNNVD-202104-975",
"trust": 0.6
},
{
"db": "AUSCERT",
"id": "ESB-2021.2869",
"trust": 0.6
},
{
"db": "CS-HELP",
"id": "SB2021083010",
"trust": 0.6
},
{
"db": "VULHUB",
"id": "VHN-381533",
"trust": 0.1
},
{
"db": "VULMON",
"id": "CVE-2021-23047",
"trust": 0.1
}
],
"sources": [
{
"db": "VULHUB",
"id": "VHN-381533"
},
{
"db": "VULMON",
"id": "CVE-2021-23047"
},
{
"db": "JVNDB",
"id": "JVNDB-2021-012086"
},
{
"db": "NVD",
"id": "CVE-2021-23047"
},
{
"db": "CNNVD",
"id": "CNNVD-202104-975"
},
{
"db": "CNNVD",
"id": "CNNVD-202108-2252"
}
]
},
"id": "VAR-202109-0785",
"iot": {
"@context": {
"@vocab": "https://www.variotdbs.pl/ref/iot#",
"sources": {
"@container": "@list",
"@context": {
"@vocab": "https://www.variotdbs.pl/ref/sources#"
}
}
},
"data": true,
"sources": [
{
"db": "VULHUB",
"id": "VHN-381533"
}
],
"trust": 0.01
},
"last_update_date": "2023-12-18T10:46:44.841000Z",
"patch": {
"@context": {
"@vocab": "https://www.variotdbs.pl/ref/patch#",
"data": {
"@container": "@list"
},
"sources": {
"@container": "@list",
"@context": {
"@vocab": "https://www.variotdbs.pl/ref/sources#"
}
}
},
"data": [
{
"title": "K79428827",
"trust": 0.8,
"url": "https://support.f5.com/csp/article/k79428827"
}
],
"sources": [
{
"db": "JVNDB",
"id": "JVNDB-2021-012086"
}
]
},
"problemtype_data": {
"@context": {
"@vocab": "https://www.variotdbs.pl/ref/problemtype_data#",
"sources": {
"@container": "@list",
"@context": {
"@vocab": "https://www.variotdbs.pl/ref/sources#"
}
}
},
"data": [
{
"problemtype": "CWE-400",
"trust": 1.1
},
{
"problemtype": "Resource exhaustion (CWE-400) [NVD evaluation ]",
"trust": 0.8
}
],
"sources": [
{
"db": "VULHUB",
"id": "VHN-381533"
},
{
"db": "JVNDB",
"id": "JVNDB-2021-012086"
},
{
"db": "NVD",
"id": "CVE-2021-23047"
}
]
},
"references": {
"@context": {
"@vocab": "https://www.variotdbs.pl/ref/references#",
"data": {
"@container": "@list"
},
"sources": {
"@container": "@list",
"@context": {
"@vocab": "https://www.variotdbs.pl/ref/sources#"
}
}
},
"data": [
{
"trust": 1.8,
"url": "https://support.f5.com/csp/article/k79428827"
},
{
"trust": 0.8,
"url": "https://nvd.nist.gov/vuln/detail/cve-2021-23047"
},
{
"trust": 0.6,
"url": "https://www.cybersecurity-help.cz/vdb/sb2021041363"
},
{
"trust": 0.6,
"url": "https://www.cybersecurity-help.cz/vdb/sb2021083010"
},
{
"trust": 0.6,
"url": "https://vigilance.fr/vulnerability/f5-big-ip-apm-denial-of-service-via-ocsp-memory-use-36208"
},
{
"trust": 0.6,
"url": "https://www.auscert.org.au/bulletins/esb-2021.2869"
},
{
"trust": 0.1,
"url": "https://cwe.mitre.org/data/definitions/400.html"
},
{
"trust": 0.1,
"url": "https://nvd.nist.gov"
}
],
"sources": [
{
"db": "VULHUB",
"id": "VHN-381533"
},
{
"db": "VULMON",
"id": "CVE-2021-23047"
},
{
"db": "JVNDB",
"id": "JVNDB-2021-012086"
},
{
"db": "NVD",
"id": "CVE-2021-23047"
},
{
"db": "CNNVD",
"id": "CNNVD-202104-975"
},
{
"db": "CNNVD",
"id": "CNNVD-202108-2252"
}
]
},
"sources": {
"@context": {
"@vocab": "https://www.variotdbs.pl/ref/sources#",
"data": {
"@container": "@list"
}
},
"data": [
{
"db": "VULHUB",
"id": "VHN-381533"
},
{
"db": "VULMON",
"id": "CVE-2021-23047"
},
{
"db": "JVNDB",
"id": "JVNDB-2021-012086"
},
{
"db": "NVD",
"id": "CVE-2021-23047"
},
{
"db": "CNNVD",
"id": "CNNVD-202104-975"
},
{
"db": "CNNVD",
"id": "CNNVD-202108-2252"
}
]
},
"sources_release_date": {
"@context": {
"@vocab": "https://www.variotdbs.pl/ref/sources_release_date#",
"data": {
"@container": "@list"
}
},
"data": [
{
"date": "2021-09-14T00:00:00",
"db": "VULHUB",
"id": "VHN-381533"
},
{
"date": "2021-09-14T00:00:00",
"db": "VULMON",
"id": "CVE-2021-23047"
},
{
"date": "2022-08-23T00:00:00",
"db": "JVNDB",
"id": "JVNDB-2021-012086"
},
{
"date": "2021-09-14T14:15:10.263000",
"db": "NVD",
"id": "CVE-2021-23047"
},
{
"date": "2021-04-13T00:00:00",
"db": "CNNVD",
"id": "CNNVD-202104-975"
},
{
"date": "2021-08-24T00:00:00",
"db": "CNNVD",
"id": "CNNVD-202108-2252"
}
]
},
"sources_update_date": {
"@context": {
"@vocab": "https://www.variotdbs.pl/ref/sources_update_date#",
"data": {
"@container": "@list"
}
},
"data": [
{
"date": "2021-09-27T00:00:00",
"db": "VULHUB",
"id": "VHN-381533"
},
{
"date": "2021-09-27T00:00:00",
"db": "VULMON",
"id": "CVE-2021-23047"
},
{
"date": "2022-08-23T08:45:00",
"db": "JVNDB",
"id": "JVNDB-2021-012086"
},
{
"date": "2021-09-27T16:36:54.417000",
"db": "NVD",
"id": "CVE-2021-23047"
},
{
"date": "2021-04-14T00:00:00",
"db": "CNNVD",
"id": "CNNVD-202104-975"
},
{
"date": "2021-09-28T00:00:00",
"db": "CNNVD",
"id": "CNNVD-202108-2252"
}
]
},
"threat_type": {
"@context": {
"@vocab": "https://www.variotdbs.pl/ref/threat_type#",
"sources": {
"@container": "@list",
"@context": {
"@vocab": "https://www.variotdbs.pl/ref/sources#"
}
}
},
"data": "remote",
"sources": [
{
"db": "CNNVD",
"id": "CNNVD-202108-2252"
}
],
"trust": 0.6
},
"title": {
"@context": {
"@vocab": "https://www.variotdbs.pl/ref/title#",
"sources": {
"@container": "@list",
"@context": {
"@vocab": "https://www.variotdbs.pl/ref/sources#"
}
}
},
"data": "BIG-IP\u00a0APM\u00a0 Resource exhaustion vulnerability in",
"sources": [
{
"db": "JVNDB",
"id": "JVNDB-2021-012086"
}
],
"trust": 0.8
},
"type": {
"@context": {
"@vocab": "https://www.variotdbs.pl/ref/type#",
"sources": {
"@container": "@list",
"@context": {
"@vocab": "https://www.variotdbs.pl/ref/sources#"
}
}
},
"data": "other",
"sources": [
{
"db": "CNNVD",
"id": "CNNVD-202104-975"
}
],
"trust": 0.6
}
}
Loading…
Loading…
Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
Loading…
Loading…
The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
Loading…
Related by attack behaviour
Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.
Loading…