VAR-202009-1147
Vulnerability from variot - Updated: 2023-12-18 11:57A vulnerability in the web server authentication of Cisco IOS XE Software could allow an authenticated, remote attacker to crash the web server on the device. The vulnerability is due to insufficient input validation during authentication. An attacker could exploit this vulnerability by entering unexpected characters during a valid authentication. A successful exploit could allow the attacker to crash the web server on the device, which must be manually recovered by disabling and re-enabling the web server. Cisco IOS XE The software contains an input validation vulnerability.Service operation interruption (DoS) It may be in a state. Both Cisco IOS and IOS XE are a set of operating systems developed by Cisco for its network equipment
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-202009-1147",
"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": "ios xe",
"scope": "gte",
"trust": 1.0,
"vendor": "cisco",
"version": "17.1.0"
},
{
"model": "ios xe",
"scope": "eq",
"trust": 1.0,
"vendor": "cisco",
"version": "17.2.1"
},
{
"model": "ios xe",
"scope": "gte",
"trust": 1.0,
"vendor": "cisco",
"version": "16.12.0"
},
{
"model": "ios xe",
"scope": "lt",
"trust": 1.0,
"vendor": "cisco",
"version": "16.9.6"
},
{
"model": "ios xe",
"scope": "lt",
"trust": 1.0,
"vendor": "cisco",
"version": "16.12.2"
},
{
"model": "ios xe",
"scope": "lt",
"trust": 1.0,
"vendor": "cisco",
"version": "17.1.1"
},
{
"model": "cisco ios xe",
"scope": "eq",
"trust": 0.8,
"vendor": "\u30b7\u30b9\u30b3\u30b7\u30b9\u30c6\u30e0\u30ba",
"version": null
}
],
"sources": [
{
"db": "JVNDB",
"id": "JVNDB-2020-011922"
},
{
"db": "NVD",
"id": "CVE-2020-3516"
}
]
},
"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:o:cisco:ios_xe:*:*:*:*:*:*:*:*",
"cpe_name": [],
"versionEndExcluding": "16.9.6",
"vulnerable": true
},
{
"cpe23Uri": "cpe:2.3:o:cisco:ios_xe:*:*:*:*:*:*:*:*",
"cpe_name": [],
"versionEndExcluding": "16.12.2",
"versionStartIncluding": "16.12.0",
"vulnerable": true
},
{
"cpe23Uri": "cpe:2.3:o:cisco:ios_xe:*:*:*:*:*:*:*:*",
"cpe_name": [],
"versionEndExcluding": "17.1.1",
"versionStartIncluding": "17.1.0",
"vulnerable": true
},
{
"cpe23Uri": "cpe:2.3:o:cisco:ios_xe:17.2.1:*:*:*:*:*:*:*",
"cpe_name": [],
"vulnerable": true
}
],
"operator": "OR"
}
]
}
],
"sources": [
{
"db": "NVD",
"id": "CVE-2020-3516"
}
]
},
"cve": "CVE-2020-3516",
"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": "SINGLE",
"author": "NVD",
"availabilityImpact": "PARTIAL",
"baseScore": 4.0,
"confidentialityImpact": "NONE",
"exploitabilityScore": 8.0,
"impactScore": 2.9,
"integrityImpact": "NONE",
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"severity": "MEDIUM",
"trust": 1.0,
"userInteractionRequired": false,
"vectorString": "AV:N/AC:L/Au:S/C:N/I:N/A:P",
"version": "2.0"
},
{
"acInsufInfo": null,
"accessComplexity": "Low",
"accessVector": "Network",
"authentication": "Single",
"author": "NVD",
"availabilityImpact": "Partial",
"baseScore": 4.0,
"confidentialityImpact": "None",
"exploitabilityScore": null,
"id": "CVE-2020-3516",
"impactScore": null,
"integrityImpact": "None",
"obtainAllPrivilege": null,
"obtainOtherPrivilege": null,
"obtainUserPrivilege": null,
"severity": "Medium",
"trust": 0.8,
"userInteractionRequired": null,
"vectorString": "AV:N/AC:L/Au:S/C:N/I:N/A:P",
"version": "2.0"
},
{
"accessComplexity": "LOW",
"accessVector": "NETWORK",
"authentication": "SINGLE",
"author": "VULHUB",
"availabilityImpact": "PARTIAL",
"baseScore": 4.0,
"confidentialityImpact": "NONE",
"exploitabilityScore": 8.0,
"id": "VHN-181641",
"impactScore": 2.9,
"integrityImpact": "NONE",
"severity": "MEDIUM",
"trust": 0.1,
"vectorString": "AV:N/AC:L/AU:S/C:N/I:N/A:P",
"version": "2.0"
}
],
"cvssV3": [
{
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"author": "NVD",
"availabilityImpact": "LOW",
"baseScore": 4.3,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "NONE",
"exploitabilityScore": 2.8,
"impactScore": 1.4,
"integrityImpact": "NONE",
"privilegesRequired": "LOW",
"scope": "UNCHANGED",
"trust": 1.0,
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L",
"version": "3.1"
},
{
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"author": "ykramarz@cisco.com",
"availabilityImpact": "LOW",
"baseScore": 4.3,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "NONE",
"exploitabilityScore": 2.8,
"impactScore": 1.4,
"integrityImpact": "NONE",
"privilegesRequired": "LOW",
"scope": "UNCHANGED",
"trust": 1.0,
"userInteraction": "NONE",
"vectorString": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L",
"version": "3.0"
},
{
"attackComplexity": "Low",
"attackVector": "Network",
"author": "NVD",
"availabilityImpact": "Low",
"baseScore": 4.3,
"baseSeverity": "Medium",
"confidentialityImpact": "None",
"exploitabilityScore": null,
"id": "CVE-2020-3516",
"impactScore": null,
"integrityImpact": "None",
"privilegesRequired": "Low",
"scope": "Unchanged",
"trust": 0.8,
"userInteraction": "None",
"vectorString": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L",
"version": "3.0"
}
],
"severity": [
{
"author": "NVD",
"id": "CVE-2020-3516",
"trust": 1.8,
"value": "MEDIUM"
},
{
"author": "ykramarz@cisco.com",
"id": "CVE-2020-3516",
"trust": 1.0,
"value": "MEDIUM"
},
{
"author": "CNNVD",
"id": "CNNVD-202009-1388",
"trust": 0.6,
"value": "MEDIUM"
},
{
"author": "VULHUB",
"id": "VHN-181641",
"trust": 0.1,
"value": "MEDIUM"
}
]
}
],
"sources": [
{
"db": "VULHUB",
"id": "VHN-181641"
},
{
"db": "JVNDB",
"id": "JVNDB-2020-011922"
},
{
"db": "NVD",
"id": "CVE-2020-3516"
},
{
"db": "NVD",
"id": "CVE-2020-3516"
},
{
"db": "CNNVD",
"id": "CNNVD-202009-1388"
}
]
},
"description": {
"@context": {
"@vocab": "https://www.variotdbs.pl/ref/description#",
"sources": {
"@container": "@list",
"@context": {
"@vocab": "https://www.variotdbs.pl/ref/sources#"
}
}
},
"data": "A vulnerability in the web server authentication of Cisco IOS XE Software could allow an authenticated, remote attacker to crash the web server on the device. The vulnerability is due to insufficient input validation during authentication. An attacker could exploit this vulnerability by entering unexpected characters during a valid authentication. A successful exploit could allow the attacker to crash the web server on the device, which must be manually recovered by disabling and re-enabling the web server. Cisco IOS XE The software contains an input validation vulnerability.Service operation interruption (DoS) It may be in a state. Both Cisco IOS and IOS XE are a set of operating systems developed by Cisco for its network equipment",
"sources": [
{
"db": "NVD",
"id": "CVE-2020-3516"
},
{
"db": "JVNDB",
"id": "JVNDB-2020-011922"
},
{
"db": "VULHUB",
"id": "VHN-181641"
}
],
"trust": 1.71
},
"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-2020-3516",
"trust": 3.3
},
{
"db": "JVN",
"id": "JVNVU94803886",
"trust": 0.8
},
{
"db": "ICS CERT",
"id": "ICSA-22-300-03",
"trust": 0.8
},
{
"db": "JVNDB",
"id": "JVNDB-2020-011922",
"trust": 0.8
},
{
"db": "AUSCERT",
"id": "ESB-2020.3274",
"trust": 0.6
},
{
"db": "AUSCERT",
"id": "ESB-2022.5426",
"trust": 0.6
},
{
"db": "NSFOCUS",
"id": "49358",
"trust": 0.6
},
{
"db": "CNNVD",
"id": "CNNVD-202009-1388",
"trust": 0.6
},
{
"db": "VULHUB",
"id": "VHN-181641",
"trust": 0.1
}
],
"sources": [
{
"db": "VULHUB",
"id": "VHN-181641"
},
{
"db": "JVNDB",
"id": "JVNDB-2020-011922"
},
{
"db": "NVD",
"id": "CVE-2020-3516"
},
{
"db": "CNNVD",
"id": "CNNVD-202009-1388"
}
]
},
"id": "VAR-202009-1147",
"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-181641"
}
],
"trust": 0.01
},
"last_update_date": "2023-12-18T11:57:31.086000Z",
"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": "cisco-sa-WEB-UI-exNFmcPO",
"trust": 0.8,
"url": "https://tools.cisco.com/security/center/content/ciscosecurityadvisory/cisco-sa-web-ui-exnfmcpo"
},
{
"title": "Cisco IOS and IOS XE Enter the fix for the verification error vulnerability",
"trust": 0.6,
"url": "http://123.124.177.30/web/xxk/bdxqbyid.tag?id=129051"
}
],
"sources": [
{
"db": "JVNDB",
"id": "JVNDB-2020-011922"
},
{
"db": "CNNVD",
"id": "CNNVD-202009-1388"
}
]
},
"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-20",
"trust": 1.1
},
{
"problemtype": "Inappropriate input confirmation (CWE-20) [NVD evaluation ]",
"trust": 0.8
}
],
"sources": [
{
"db": "VULHUB",
"id": "VHN-181641"
},
{
"db": "JVNDB",
"id": "JVNDB-2020-011922"
},
{
"db": "NVD",
"id": "CVE-2020-3516"
}
]
},
"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": 2.3,
"url": "https://tools.cisco.com/security/center/content/ciscosecurityadvisory/cisco-sa-web-ui-exnfmcpo"
},
{
"trust": 1.4,
"url": "https://nvd.nist.gov/vuln/detail/cve-2020-3516"
},
{
"trust": 0.8,
"url": "https://jvn.jp/vu/jvnvu94803886/index.html"
},
{
"trust": 0.8,
"url": "https://www.cisa.gov/uscert/ics/advisories/icsa-22-300-03"
},
{
"trust": 0.6,
"url": "https://vigilance.fr/vulnerability/cisco-ios-ios-xe-multiple-vulnerabilities-33416"
},
{
"trust": 0.6,
"url": "http://www.nsfocus.net/vulndb/49358"
},
{
"trust": 0.6,
"url": "https://www.auscert.org.au/bulletins/esb-2020.3274/"
},
{
"trust": 0.6,
"url": "https://www.auscert.org.au/bulletins/esb-2022.5426"
}
],
"sources": [
{
"db": "VULHUB",
"id": "VHN-181641"
},
{
"db": "JVNDB",
"id": "JVNDB-2020-011922"
},
{
"db": "NVD",
"id": "CVE-2020-3516"
},
{
"db": "CNNVD",
"id": "CNNVD-202009-1388"
}
]
},
"sources": {
"@context": {
"@vocab": "https://www.variotdbs.pl/ref/sources#",
"data": {
"@container": "@list"
}
},
"data": [
{
"db": "VULHUB",
"id": "VHN-181641"
},
{
"db": "JVNDB",
"id": "JVNDB-2020-011922"
},
{
"db": "NVD",
"id": "CVE-2020-3516"
},
{
"db": "CNNVD",
"id": "CNNVD-202009-1388"
}
]
},
"sources_release_date": {
"@context": {
"@vocab": "https://www.variotdbs.pl/ref/sources_release_date#",
"data": {
"@container": "@list"
}
},
"data": [
{
"date": "2020-09-24T00:00:00",
"db": "VULHUB",
"id": "VHN-181641"
},
{
"date": "2021-04-20T00:00:00",
"db": "JVNDB",
"id": "JVNDB-2020-011922"
},
{
"date": "2020-09-24T18:15:21.527000",
"db": "NVD",
"id": "CVE-2020-3516"
},
{
"date": "2020-09-24T00:00:00",
"db": "CNNVD",
"id": "CNNVD-202009-1388"
}
]
},
"sources_update_date": {
"@context": {
"@vocab": "https://www.variotdbs.pl/ref/sources_update_date#",
"data": {
"@container": "@list"
}
},
"data": [
{
"date": "2020-10-08T00:00:00",
"db": "VULHUB",
"id": "VHN-181641"
},
{
"date": "2022-10-31T02:59:00",
"db": "JVNDB",
"id": "JVNDB-2020-011922"
},
{
"date": "2020-10-08T13:36:56.253000",
"db": "NVD",
"id": "CVE-2020-3516"
},
{
"date": "2022-10-28T00:00:00",
"db": "CNNVD",
"id": "CNNVD-202009-1388"
}
]
},
"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-202009-1388"
}
],
"trust": 0.6
},
"title": {
"@context": {
"@vocab": "https://www.variotdbs.pl/ref/title#",
"sources": {
"@container": "@list",
"@context": {
"@vocab": "https://www.variotdbs.pl/ref/sources#"
}
}
},
"data": "Cisco\u00a0IOS\u00a0XE\u00a0 Input validation vulnerability in software",
"sources": [
{
"db": "JVNDB",
"id": "JVNDB-2020-011922"
}
],
"trust": 0.8
},
"type": {
"@context": {
"@vocab": "https://www.variotdbs.pl/ref/type#",
"sources": {
"@container": "@list",
"@context": {
"@vocab": "https://www.variotdbs.pl/ref/sources#"
}
}
},
"data": "input validation error",
"sources": [
{
"db": "CNNVD",
"id": "CNNVD-202009-1388"
}
],
"trust": 0.6
}
}
Loading…
Loading…
Sightings
| Author | Source | Type | Date |
|---|
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…