CVE-2018-15395
Vulnerability from cvelistv5
Published
2018-10-17 20:00
Modified
2024-09-17 04:19
Severity ?
EPSS score ?
Summary
Cisco Wireless LAN Controller Software Privilege Escalation Vulnerability
References
▼ | URL | Tags | |
---|---|---|---|
ykramarz@cisco.com | http://www.securityfocus.com/bid/105676 | Third Party Advisory, VDB Entry | |
ykramarz@cisco.com | http://www.securitytracker.com/id/1041925 | Third Party Advisory, VDB Entry | |
ykramarz@cisco.com | https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20181017-wlan-escalation | Vendor Advisory |
Impacted products
▼ | Vendor | Product |
---|---|---|
Cisco | Cisco Wireless LAN Controller (WLC) |
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Under normal circumstances, this access should be prohibited. The vulnerability is due to the dynamic assignment of Security Group Tags (SGTs) during a wireless roam from one Service Set Identifier (SSID) to another within the Cisco TrustSec domain. An attacker could exploit this vulnerability by attempting to acquire an SGT from other SSIDs within the domain. Successful exploitation could allow the attacker to gain privileged network access that should be prohibited under normal circumstances." } ], "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": "NONE", "baseScore": 5.4, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:A/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N", "version": "3.0" } } ], "problemTypes": [ { "descriptions": [ { "cweId": "CWE-284", "description": "CWE-284", "lang": "en", "type": "CWE" } ] } ], "providerMetadata": { "dateUpdated": "2018-10-23T09:57:01", "orgId": "d1c1063e-7a18-46af-9102-31f8928bc633", "shortName": "cisco" }, "references": [ { "name": "20181017 Cisco Wireless LAN Controller Software Privilege Escalation Vulnerability", "tags": [ "vendor-advisory", "x_refsource_CISCO" ], "url": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20181017-wlan-escalation" }, { "name": "1041925", "tags": [ "vdb-entry", "x_refsource_SECTRACK" ], "url": "http://www.securitytracker.com/id/1041925" }, { "name": "105676", "tags": [ "vdb-entry", "x_refsource_BID" ], "url": "http://www.securityfocus.com/bid/105676" } ], "source": { "advisory": "cisco-sa-20181017-wlan-escalation", "defect": [ [ "CSCvi49059" ] ], "discovery": "INTERNAL" }, "title": "Cisco Wireless LAN Controller Software Privilege Escalation Vulnerability", "x_legacyV4Record": { "CVE_data_meta": { "ASSIGNER": "psirt@cisco.com", "DATE_PUBLIC": "2018-10-17T16:00:00-0500", "ID": "CVE-2018-15395", "STATE": "PUBLIC", "TITLE": "Cisco Wireless LAN Controller Software Privilege Escalation Vulnerability" }, "affects": { "vendor": { "vendor_data": [ { "product": { "product_data": [ { "product_name": "Cisco Wireless LAN Controller (WLC)", "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 the authentication and authorization checking mechanisms of Cisco Wireless LAN Controller (WLC) Software could allow an authenticated, adjacent attacker to gain network access to a Cisco TrustSec domain. Under normal circumstances, this access should be prohibited. The vulnerability is due to the dynamic assignment of Security Group Tags (SGTs) during a wireless roam from one Service Set Identifier (SSID) to another within the Cisco TrustSec domain. An attacker could exploit this vulnerability by attempting to acquire an SGT from other SSIDs within the domain. Successful exploitation could allow the attacker to gain privileged network access that should be prohibited under normal circumstances." } ] }, "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": "5.4", "vectorString": "CVSS:3.0/AV:A/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N", "version": "3.0" } }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "eng", "value": "CWE-284" } ] } ] }, "references": { "reference_data": [ { "name": "20181017 Cisco Wireless LAN Controller Software Privilege Escalation Vulnerability", "refsource": "CISCO", "url": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20181017-wlan-escalation" }, { "name": "1041925", "refsource": "SECTRACK", "url": "http://www.securitytracker.com/id/1041925" }, { "name": "105676", "refsource": "BID", "url": "http://www.securityfocus.com/bid/105676" } ] }, "source": { "advisory": "cisco-sa-20181017-wlan-escalation", "defect": [ [ "CSCvi49059" ] ], "discovery": "INTERNAL" } } } }, "cveMetadata": { "assignerOrgId": "d1c1063e-7a18-46af-9102-31f8928bc633", "assignerShortName": "cisco", "cveId": "CVE-2018-15395", "datePublished": "2018-10-17T20:00:00Z", "dateReserved": "2018-08-17T00:00:00", "dateUpdated": "2024-09-17T04:19:31.335Z", "state": "PUBLISHED" }, "dataType": "CVE_RECORD", "dataVersion": "5.1", "meta": { "nvd": "{\"cve\":{\"id\":\"CVE-2018-15395\",\"sourceIdentifier\":\"ykramarz@cisco.com\",\"published\":\"2018-10-17T20:29:00.363\",\"lastModified\":\"2019-10-09T23:35:31.437\",\"vulnStatus\":\"Modified\",\"descriptions\":[{\"lang\":\"en\",\"value\":\"A vulnerability in the authentication and authorization checking mechanisms of Cisco Wireless LAN Controller (WLC) Software could allow an authenticated, adjacent attacker to gain network access to a Cisco TrustSec domain. Under normal circumstances, this access should be prohibited. The vulnerability is due to the dynamic assignment of Security Group Tags (SGTs) during a wireless roam from one Service Set Identifier (SSID) to another within the Cisco TrustSec domain. An attacker could exploit this vulnerability by attempting to acquire an SGT from other SSIDs within the domain. Successful exploitation could allow the attacker to gain privileged network access that should be prohibited under normal circumstances.\"},{\"lang\":\"es\",\"value\":\"Una vulnerabilidad en los mecanismos de comprobaci\u00f3n de autenticaci\u00f3n y autorizaci\u00f3n de Cisco Wireless LAN Controller (WLC) Software podr\u00eda permitir que un atacante autenticado adyacente obtenga acceso de red a un dominio Cisco TrustSec. En circunstancias normales, el acceso deber\u00eda estar prohibido. La vulnerabilidad se debe a la asignaci\u00f3n din\u00e1mica de STG (Security Group Tags) durante un roam inal\u00e1mbrico de un SSID (Service Set Identifier) a otro en el dominio Cisco TrustSec. Un atacante podr\u00eda explotar esta vulnerabilidad intentando adquirir un SGT de otros SSID en el dominio. Su explotaci\u00f3n con \u00e9xito podr\u00eda permitir que el atacante obtenga privilegios de red que deber\u00edan estar prohibidos en otras circunstancias.\"}],\"metrics\":{\"cvssMetricV30\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.0\",\"vectorString\":\"CVSS:3.0/AV:A/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N\",\"attackVector\":\"ADJACENT_NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"CHANGED\",\"confidentialityImpact\":\"LOW\",\"integrityImpact\":\"LOW\",\"availabilityImpact\":\"NONE\",\"baseScore\":5.4,\"baseSeverity\":\"MEDIUM\"},\"exploitabilityScore\":2.3,\"impactScore\":2.7},{\"source\":\"ykramarz@cisco.com\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.0\",\"vectorString\":\"CVSS:3.0/AV:A/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N\",\"attackVector\":\"ADJACENT_NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"CHANGED\",\"confidentialityImpact\":\"LOW\",\"integrityImpact\":\"LOW\",\"availabilityImpact\":\"NONE\",\"baseScore\":5.4,\"baseSeverity\":\"MEDIUM\"},\"exploitabilityScore\":2.3,\"impactScore\":2.7}],\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:A/AC:L/Au:S/C:P/I:N/A:N\",\"accessVector\":\"ADJACENT_NETWORK\",\"accessComplexity\":\"LOW\",\"authentication\":\"SINGLE\",\"confidentialityImpact\":\"PARTIAL\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"NONE\",\"baseScore\":2.7},\"baseSeverity\":\"LOW\",\"exploitabilityScore\":5.1,\"impactScore\":2.9,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":false}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"NVD-CWE-noinfo\"}]},{\"source\":\"ykramarz@cisco.com\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-284\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:cisco:wireless_lan_controller_software:8.5\\\\(120.0\\\\):*:*:*:*:*:*:*\",\"matchCriteriaId\":\"1E130BF6-1D3B-46AC-B5DA-3E2807917944\"}]}]}],\"references\":[{\"url\":\"http://www.securityfocus.com/bid/105676\",\"source\":\"ykramarz@cisco.com\",\"tags\":[\"Third Party Advisory\",\"VDB Entry\"]},{\"url\":\"http://www.securitytracker.com/id/1041925\",\"source\":\"ykramarz@cisco.com\",\"tags\":[\"Third Party Advisory\",\"VDB Entry\"]},{\"url\":\"https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20181017-wlan-escalation\",\"source\":\"ykramarz@cisco.com\",\"tags\":[\"Vendor Advisory\"]}]}}" } }
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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.