{"containers":{"cna":{"affected":[{"product":"brcmfmac WiFi driver","vendor":"Broadcom","versions":[{"status":"affected","version":"commit prior to 1b5e2423164b3670e8bc9174e4762d297990deff"}]}],"descriptions":[{"lang":"en","value":"The Broadcom brcmfmac WiFi driver prior to commit 1b5e2423164b3670e8bc9174e4762d297990deff is vulnerable to a heap buffer overflow. If the Wake-up on Wireless LAN functionality is configured, a malicious event frame can be constructed to trigger an heap buffer overflow in the brcmf_wowl_nd_results function. This vulnerability can be exploited with compromised chipsets to compromise the host, or when used in combination with CVE-2019-9503, can be used remotely. In the worst case scenario, by sending specially-crafted WiFi packets, a remote, unauthenticated attacker may be able to execute arbitrary code on a vulnerable system. More typically, this vulnerability will result in denial-of-service conditions."}],"metrics":[{"cvssV3_1":{"attackComplexity":"HIGH","attackVector":"ADJACENT_NETWORK","availabilityImpact":"HIGH","baseScore":7.9,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"CHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:A/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H","version":"3.1"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-122","description":"CWE-122 Heap-based Buffer Overflow","lang":"en","type":"CWE"}]}],"providerMetadata":{"dateUpdated":"2020-01-16T20:35:17.000Z","orgId":"37e5125f-f79b-445b-8fad-9564f167944b","shortName":"certcc"},"references":[{"tags":["x_refsource_MISC"],"url":"https://blog.quarkslab.com/reverse-engineering-broadcom-wireless-chipsets.html"},{"tags":["x_refsource_MISC"],"url":"https://kb.cert.org/vuls/id/166939/"},{"tags":["x_refsource_MISC"],"url":"https://git.kernel.org/linus/1b5e2423164b3670e8bc9174e4762d297990deff"}],"solutions":[{"lang":"en","value":"https://git.kernel.org/linus/1b5e2423164b3670e8bc9174e4762d297990deff"}],"source":{"advisory":"VU#166939","discovery":"UNKNOWN"},"title":"Broadcom brcmfmac driver is vulnerable to a heap buffer overflow","x_generator":{"engine":"Vulnogram 0.0.9"},"x_legacyV4Record":{"CVE_data_meta":{"ASSIGNER":"cert@cert.org","ID":"CVE-2019-9500","STATE":"PUBLIC","TITLE":"Broadcom brcmfmac driver is vulnerable to a heap buffer overflow"},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"brcmfmac WiFi driver","version":{"version_data":[{"version_value":"commit prior to 1b5e2423164b3670e8bc9174e4762d297990deff"}]}}]},"vendor_name":"Broadcom"}]}},"data_format":"MITRE","data_type":"CVE","data_version":"4.0","description":{"description_data":[{"lang":"eng","value":"The Broadcom brcmfmac WiFi driver prior to commit 1b5e2423164b3670e8bc9174e4762d297990deff is vulnerable to a heap buffer overflow. If the Wake-up on Wireless LAN functionality is configured, a malicious event frame can be constructed to trigger an heap buffer overflow in the brcmf_wowl_nd_results function. This vulnerability can be exploited with compromised chipsets to compromise the host, or when used in combination with CVE-2019-9503, can be used remotely. In the worst case scenario, by sending specially-crafted WiFi packets, a remote, unauthenticated attacker may be able to execute arbitrary code on a vulnerable system. More typically, this vulnerability will result in denial-of-service conditions."}]},"generator":{"engine":"Vulnogram 0.0.9"},"impact":{"cvss":{"attackComplexity":"HIGH","attackVector":"ADJACENT_NETWORK","availabilityImpact":"HIGH","baseScore":7.9,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"CHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:A/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H","version":"3.1"}},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"CWE-122 Heap-based Buffer Overflow"}]}]},"references":{"reference_data":[{"name":"https://blog.quarkslab.com/reverse-engineering-broadcom-wireless-chipsets.html","refsource":"MISC","url":"https://blog.quarkslab.com/reverse-engineering-broadcom-wireless-chipsets.html"},{"name":"https://kb.cert.org/vuls/id/166939/","refsource":"MISC","url":"https://kb.cert.org/vuls/id/166939/"},{"name":"https://git.kernel.org/linus/1b5e2423164b3670e8bc9174e4762d297990deff","refsource":"MISC","url":"https://git.kernel.org/linus/1b5e2423164b3670e8bc9174e4762d297990deff"}]},"solution":[{"lang":"en","value":"https://git.kernel.org/linus/1b5e2423164b3670e8bc9174e4762d297990deff"}],"source":{"advisory":"VU#166939","discovery":"UNKNOWN"}}},"adp":[{"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2024-08-04T21:54:44.139Z"},"title":"CVE Program Container","references":[{"tags":["x_refsource_MISC","x_transferred"],"url":"https://blog.quarkslab.com/reverse-engineering-broadcom-wireless-chipsets.html"},{"tags":["x_refsource_MISC","x_transferred"],"url":"https://kb.cert.org/vuls/id/166939/"},{"tags":["x_refsource_MISC","x_transferred"],"url":"https://git.kernel.org/linus/1b5e2423164b3670e8bc9174e4762d297990deff"}]}]},"cveMetadata":{"assignerOrgId":"37e5125f-f79b-445b-8fad-9564f167944b","assignerShortName":"certcc","cveId":"CVE-2019-9500","datePublished":"2020-01-16T20:35:18.000Z","dateReserved":"2019-03-01T00:00:00.000Z","dateUpdated":"2024-08-04T21:54:44.139Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.1"}