{"id":"CVE-2023-33017","url":"https://www.cyber-defence.io/tools/cve/CVE-2023-33017","generatedAt":"2026-10-28T07:03:42.329Z","title":"Memory corruption in Boot while running a ListVars test in UEFI Menu during boot.","description":"Memory corruption in Boot while running a ListVars test in UEFI Menu during boot.","published":"2023-12-05T03:15:10.000Z","lastModified":"2026-06-17T06:00:19.000Z","status":"Modified","sourceIdentifier":"product-security@qualcomm.com","cvss":{"version":"3.1","score":7.8,"severity":"HIGH","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"},"cwe":["CWE-120"],"affected":["qualcomm/315 5g iot modem firmware","qualcomm/9205 lte modem firmware","qualcomm/9206 lte modem firmware","qualcomm/9207 lte modem firmware","qualcomm/aqt1000 firmware","qualcomm/ar8031 firmware","qualcomm/ar8035 firmware","qualcomm/c-v2x 9150 firmware","qualcomm/csra6620 firmware","qualcomm/csra6640 firmware","qualcomm/csrb31024 firmware","qualcomm/wcn3991 firmware","qualcomm/wcn3998 firmware","qualcomm/wcn6750 firmware","qualcomm/qca6390 firmware","qualcomm/wcn685x-5 firmware","qualcomm/wcn685x-1 firmware","qualcomm/wcn785x-1 firmware","qualcomm/wcn785x-5 firmware","qualcomm/flight rb5 5g platform firmware","qualcomm/fsm10056 firmware","qualcomm/qca4020 firmware","qualcomm/qca4024 firmware","qualcomm/mdm8207 firmware","qualcomm/mdm9205s firmware","qualcomm/mdm9250 firmware","qualcomm/mdm9628 firmware","qualcomm/mdm9650 firmware","qualcomm/msm8108 firmware","qualcomm/msm8209 firmware","qualcomm/msm8608 firmware","qualcomm/qam8255p firmware","qualcomm/qam8295p firmware","qualcomm/qam8650p firmware","qualcomm/qam8775p firmware","qualcomm/qca4004 firmware","qualcomm/qca6174a firmware","qualcomm/qca6310 firmware","qualcomm/qca6320 firmware","qualcomm/qca6335 firmware","qualcomm/qca6391 firmware","qualcomm/qca6420 firmware","qualcomm/qca6421 firmware","qualcomm/qca6426 firmware","qualcomm/qca6430 firmware","qualcomm/qca6431 firmware","qualcomm/qca6436 firmware","qualcomm/qca6564 firmware","qualcomm/qca6564a firmware","qualcomm/qca6564au firmware","qualcomm/qca6574 firmware","qualcomm/qca6574a firmware","qualcomm/qca6574au firmware","qualcomm/qca6584au firmware","qualcomm/qca6595 firmware","qualcomm/qca6595au firmware","qualcomm/qca6696 firmware","qualcomm/qca6698aq firmware","qualcomm/qca6797aq firmware","qualcomm/qca8081 firmware"],"epss":{"score":0.00157,"percentile":0.04842,"date":"2026-10-27","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (0.16%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"https://www.qualcomm.com/company/product-security/bulletins/december-2023-bulletin","tags":["Vendor Advisory"],"source":"product-security@qualcomm.com"},{"url":"https://www.qualcomm.com/company/product-security/bulletins/december-2023-bulletin","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2023-33017","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}