{"schemaVersion":3,"id":"CVE-2005-1770","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"Buffer overflow in the Aavmker4 device driver in Avast! Antivirus 4.6 and possibly other versions allows local users to cause a denial of service (system crash) and possibly execute arbitrary code via certain signals combined with crafted input.","dates":{"published":"2005-05-31T04:00:00.000Z","modified":"2024-08-07T21:59:24.296Z","reserved":null,"kevAdded":[],"kevDue":[]},"cvss":{"headline":{"score":7.2,"severity":"high","version":"2.0","versionLabel":"v2.0","source":"NVD","vector":"AV:L/AC:L/Au:N/C:C/I:C/A:C","computed":false,"selection":"backend-summary"},"metrics":[{"version":"2.0","versionLabel":"v2.0","source":"NVD","score":7.2,"severity":"high","vector":"AV:L/AC:L/Au:N/C:C/I:C/A:C","exploitability":null,"impact":null,"computed":false}]},"epss":{"probability":0.00677,"percentile":0.51383,"severity":"low","asOf":"2026-10-19T00:00:00.000Z","change":{"pp":0,"baselineDate":"2026-09-19T00:00:00.000Z","baselineScore":0.00677},"history":[{"date":"2026-09-14T00:00:00.000Z","score":0.00677,"percentile":null},{"date":"2026-09-15T00:00:00.000Z","score":0.00677,"percentile":null},{"date":"2026-09-16T00:00:00.000Z","score":0.00677,"percentile":null},{"date":"2026-09-17T00:00:00.000Z","score":0.00677,"percentile":null},{"date":"2026-09-18T00:00:00.000Z","score":0.00677,"percentile":null},{"date":"2026-09-19T00:00:00.000Z","score":0.00677,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.00677,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.00677,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.00677,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.00677,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.00677,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.00677,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.00677,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.00677,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.00677,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.00677,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.00677,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.00677,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.00677,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.00677,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.00677,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.00677,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.00677,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.00677,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.00677,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.00677,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.00677,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.00677,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.00677,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.00677,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.00677,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.00677,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.00677,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.00677,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.00677,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.00677,"percentile":0.51383}],"last30":[{"date":"2026-09-19T00:00:00.000Z","score":0.00677,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.00677,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.00677,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.00677,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.00677,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.00677,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.00677,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.00677,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.00677,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.00677,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.00677,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.00677,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.00677,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.00677,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.00677,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.00677,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.00677,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.00677,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.00677,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.00677,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.00677,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.00677,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.00677,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.00677,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.00677,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.00677,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.00677,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.00677,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.00677,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.00677,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.00677,"percentile":0.51383}]},"kev":{"state":"not-listed","entries":[],"listedCount":0,"totalCatalogs":3,"catalogs":[{"source":"cisa","label":"CISA","listed":false,"entry":null},{"source":"enisa","label":"ENISA","listed":false,"entry":null},{"source":"circl","label":"CIRCL","listed":false,"entry":null}]},"ransomware":{"state":"none-recorded","sources":[]},"exploits":[{"id":"REF_BA04ADBD2A39BE8E","name":"Exploit Reference (pb.specialised.info)","source":"reference","url":"http://pb.specialised.info/all/adv/avast-adv.txt","maturity":"unknown","reliabilityScore":0.2,"verified":false,"type":null,"platforms":[],"requiresAuth":null,"exploitdb":null,"metasploit":null}],"exploitCount":1,"weaknesses":[{"id":"CWE-119","name":"Improper Restriction of Operations within the Bounds of a Memory Buffer","description":"The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.","type":"weakness","status":"Stable","abstraction":"Class","likelihoodOfExploit":"High","url":"https://cwe.mitre.org/data/definitions/119.html"}],"affected":[{"vendor":"alwil","product":"avast_antivirus","name":"avast antivirus","label":"avast_antivirus","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"4.0.168","noFixRecorded":false,"fixedIn":null},{"text":"4.0.172","noFixRecorded":false,"fixedIn":null},{"text":"4.0.183","noFixRecorded":false,"fixedIn":null},{"text":"4.0.202","noFixRecorded":false,"fixedIn":null},{"text":"4.0.211","noFixRecorded":false,"fixedIn":null},{"text":"4.0.229","noFixRecorded":false,"fixedIn":null},{"text":"4.0.235","noFixRecorded":false,"fixedIn":null},{"text":"4.1.260","noFixRecorded":false,"fixedIn":null},{"text":"4.1.268","noFixRecorded":false,"fixedIn":null},{"text":"4.1.278","noFixRecorded":false,"fixedIn":null},{"text":"4.1.287","noFixRecorded":false,"fixedIn":null},{"text":"4.1.289","noFixRecorded":false,"fixedIn":null},{"text":"4.1.304","noFixRecorded":false,"fixedIn":null},{"text":"4.1.319","noFixRecorded":false,"fixedIn":null},{"text":"4.1.335","noFixRecorded":false,"fixedIn":null},{"text":"4.1.342","noFixRecorded":false,"fixedIn":null},{"text":"4.1.357","noFixRecorded":false,"fixedIn":null},{"text":"4.1.389","noFixRecorded":false,"fixedIn":null},{"text":"4.1.396","noFixRecorded":false,"fixedIn":null},{"text":"4.1.412","noFixRecorded":false,"fixedIn":null},{"text":"4.1.418","noFixRecorded":false,"fixedIn":null},{"text":"4.1.501","noFixRecorded":false,"fixedIn":null},{"text":"4.5.518","noFixRecorded":false,"fixedIn":null},{"text":"4.5.549","noFixRecorded":false,"fixedIn":null},{"text":"4.5.561","noFixRecorded":false,"fixedIn":null},{"text":"4.6.603","noFixRecorded":false,"fixedIn":null},{"text":"4.6.623","noFixRecorded":false,"fixedIn":null}],"versionsText":"4.0.168 | 4.0.172 | 4.0.183 | 4.0.202 | 4.0.211 | 4.0.229 | 4.0.235 | 4.1.260 | 4.1.268 | 4.1.278 | 4.1.287 | 4.1.289 | 4.1.304 | 4.1.319 | 4.1.335 | 4.1.342 | 4.1.357 | 4.1.389 | 4.1.396 | 4.1.412 | 4.1.418 | 4.1.501 | 4.5.518 | 4.5.549 | 4.5.561 | 4.6.603 | 4.6.623","eol":null,"hubHref":"/vendor/alwil/avast_antivirus"}],"affectedCount":1,"eol":{"hasEol":false,"count":0},"references":[{"url":"http://pb.specialised.info/all/adv/avast-adv.txt","label":"pb.specialised.info/all/adv/avast-adv.txt","hostname":"pb.specialised.info","tags":["X Refsource MISC","Exploit","Vendor Advisory"]},{"url":"http://marc.info/?l=bugtraq&m=111712494620031&w=2","label":"marc.info?l=bugtraq&m=111712494620031&w=2","hostname":"marc.info","tags":["Mailing List","X Refsource BUGTRAQ"]}],"lineage":{"upstream":[],"downstream":[],"duplicates":[],"related":[]},"timeline":[{"kind":"published","date":"2005-05-31T04:00:00.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2024-08-07T21:59:24.296Z","label":"Last modified","detail":"Vulnerability information updated.","source":null}],"risk":{"score":39,"level":"medium","profile":"Default","thresholds":{"critical":75,"high":50,"medium":25,"low":10}},"meta":{"dataAsOf":"2026-10-20T11:37:34.732Z","stale":false,"partial":false}}