cve-2020-3390
Vulnerability from cvelistv5
Published
2020-09-24 18:02
Modified
2024-09-17 02:46
Severity ?
EPSS score ?
Summary
Cisco IOS XE Wireless Controller Software for the Catalyst 9000 Family SNMP Trap Denial of Service Vulnerability
References
Impacted products
▼ | Vendor | Product |
---|---|---|
Cisco | Cisco IOS XE Software |
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The vulnerability is due to the lack of input validation of the information used to generate an SNMP trap in relation to a wireless client connection. An attacker could exploit this vulnerability by sending an 802.1x packet with crafted parameters during the wireless authentication setup phase of a connection. A successful exploit could allow the attacker to cause the device to reload, causing a DoS condition." } ], "exploits": [ { "lang": "en", "value": "The Cisco Product Security Incident Response Team (PSIRT) is not aware of any public announcements or malicious use of the vulnerability that is described in this advisory." } ], "metrics": [ { "cvssV3_0": { "attackComplexity": "LOW", "attackVector": "ADJACENT_NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.4, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H", "version": "3.0" } } ], "problemTypes": [ { "descriptions": [ { "cweId": "CWE-20", "description": "CWE-20", "lang": "en", "type": "CWE" } ] } ], "providerMetadata": { "dateUpdated": "2020-09-24T18:02:36", "orgId": "d1c1063e-7a18-46af-9102-31f8928bc633", "shortName": "cisco" }, "references": [ { "name": "20200924 Cisco IOS XE Wireless Controller Software for the Catalyst 9000 Family SNMP Trap Denial of Service Vulnerability", "tags": [ "vendor-advisory", "x_refsource_CISCO" ], "url": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-iosxe-ewlc-snmp-dos-wNkedg9K" } ], "source": { "advisory": "cisco-sa-iosxe-ewlc-snmp-dos-wNkedg9K", "defect": [ [ "CSCvs56562" ] ], "discovery": "INTERNAL" }, "title": "Cisco IOS XE Wireless Controller Software for the Catalyst 9000 Family SNMP Trap Denial of Service Vulnerability", "x_legacyV4Record": { "CVE_data_meta": { "ASSIGNER": "psirt@cisco.com", "DATE_PUBLIC": "2020-09-24T16:00:00", "ID": "CVE-2020-3390", "STATE": "PUBLIC", "TITLE": "Cisco IOS XE Wireless Controller Software for the Catalyst 9000 Family SNMP Trap Denial of Service Vulnerability" }, "affects": { "vendor": { "vendor_data": [ { "product": { "product_data": [ { "product_name": "Cisco IOS XE Software", "version": { "version_data": [ { "version_value": "n/a" } ] } } ] }, "vendor_name": "Cisco" } ] } }, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": { "description_data": [ { "lang": "eng", "value": "A vulnerability in Simple Network Management Protocol (SNMP) trap generation for wireless clients of the Cisco IOS XE Wireless Controller Software for the Cisco Catalyst 9000 Family could allow an unauthenticated, adjacent attacker to cause the device to unexpectedly reload, causing a denial of service (DoS) condition on an affected device. The vulnerability is due to the lack of input validation of the information used to generate an SNMP trap in relation to a wireless client connection. An attacker could exploit this vulnerability by sending an 802.1x packet with crafted parameters during the wireless authentication setup phase of a connection. A successful exploit could allow the attacker to cause the device to reload, causing a DoS condition." } ] }, "exploit": [ { "lang": "en", "value": "The Cisco Product Security Incident Response Team (PSIRT) is not aware of any public announcements or malicious use of the vulnerability that is described in this advisory." } ], "impact": { "cvss": { "baseScore": "7.4", "vectorString": "CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H", "version": "3.0" } }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "eng", "value": "CWE-20" } ] } ] }, "references": { "reference_data": [ { "name": "20200924 Cisco IOS XE Wireless Controller Software for the Catalyst 9000 Family SNMP Trap Denial of Service Vulnerability", "refsource": "CISCO", "url": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-iosxe-ewlc-snmp-dos-wNkedg9K" } ] }, "source": { "advisory": "cisco-sa-iosxe-ewlc-snmp-dos-wNkedg9K", "defect": [ [ "CSCvs56562" ] ], "discovery": "INTERNAL" } } } }, "cveMetadata": { "assignerOrgId": "d1c1063e-7a18-46af-9102-31f8928bc633", "assignerShortName": "cisco", "cveId": "CVE-2020-3390", "datePublished": "2020-09-24T18:02:36.201213Z", "dateReserved": "2019-12-12T00:00:00", "dateUpdated": "2024-09-17T02:46:43.160Z", "state": "PUBLISHED" }, "dataType": "CVE_RECORD", "dataVersion": "5.1", "meta": { "nvd": "{\"cve\":{\"id\":\"CVE-2020-3390\",\"sourceIdentifier\":\"ykramarz@cisco.com\",\"published\":\"2020-09-24T18:15:17.510\",\"lastModified\":\"2021-08-06T18:58:46.207\",\"vulnStatus\":\"Analyzed\",\"descriptions\":[{\"lang\":\"en\",\"value\":\"A vulnerability in Simple Network Management Protocol (SNMP) trap generation for wireless clients of the Cisco IOS XE Wireless Controller Software for the Cisco Catalyst 9000 Family could allow an unauthenticated, adjacent attacker to cause the device to unexpectedly reload, causing a denial of service (DoS) condition on an affected device. 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Sightings
Author | Source | Type | Date |
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Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.