{"id":"CVE-2015-1642","kind":"vulnerability","aliases":["CVE-2015-1642"],"related":[],"title":"Microsoft Office: Microsoft Office Memory Corruption Vulnerability","description":"Microsoft Office contains a memory corruption vulnerability that allows remote attackers to execute arbitrary code via a crafted document.\n\nCISA required action: Apply updates per vendor instructions.","summary":"Microsoft Office has a memory corruption flaw that lets a remote attacker run arbitrary code by getting a victim to open a crafted document. CISA lists it as actively exploited in the wild.","severity":"critical","cvss":9.3,"epss":0.53087,"exploited":true,"exploited_at":"2022-03-03T00:00:00+00:00","products":[{"name":"Microsoft Office","fixed":[],"affected":"","ecosystem":"vendor"}],"ecosystems":["vendor"],"tags":["exploited","microsoft-office","other","windows"],"not_affected_if":["office-not-installed"],"how_to_check":null,"fix":"Apply the Microsoft Office updates per vendor instructions; the specific patch KB and fixed build are not given in the sources.","status":"open","published_at":"2015-08-15T00:59:00+00:00","first_seen_at":"2026-10-23T19:11:52+00:00","triaged_at":"2026-10-23T21:26:28+00:00","updated_at":"2026-10-23T21:57:35+00:00","category":"other","confidence":0.6,"triage":{"at":"2026-10-23T21:26:28Z","model":"claude-haiku-5-5","output":{"fix":"Apply the Microsoft Office updates per vendor instructions; the specific patch KB and fixed build are not given in the sources.","reach":"internet","impact":"high","summary":"Microsoft Office has a memory corruption flaw that lets a remote attacker run arbitrary code by getting a victim to open a crafted document. CISA lists it as actively exploited in the wild.","category":"other","who_cares":["microsoft-office","windows"],"confidence":0.6,"needs_auth":"no","worst_case":"Attacker runs arbitrary code on the machine after the user opens a crafted document.","analyst_note":"Find the Microsoft security bulletin (MS15-033 or similar) and the affected and fixed Office builds via the CISA KEV entry or MSRC for CVE-2015-1642.","how_to_check":"unknown","needs_analyst":true,"not_affected_if":["office-not-installed"],"user_interaction":"yes","needs_special_setup":"no","severity_if_unknown":"high"},"cost_usd":0.000456,"input_tokens":2818,"output_tokens":348,"severity_before":"unknown"},"analyst_status":null,"analyst_note":null,"search":"'-1642':10A,13A '-2015':9A,12A 'action':76C 'activ':50B 'allow':63C 'appli':77C 'arbitrari':35B,68C 'attack':33B,65C 'cisa':46B,74C 'code':36B,69C 'contain':57C 'corrupt':6A,27B,60C 'craft':44B,72C 'cve':8A,11A 'document':45B,73C 'execut':67C 'exploit':16B,51B 'flaw':28B 'get':38B 'instruct':81C 'let':30B 'list':47B 'memori':5A,26B,59C 'microsoft':1A,3A,14A,18B,22B,55C 'microsoft-offic':17B 'offic':2A,4A,19B,23B,56C 'office':15A 'open':42B 'per':79C 'remot':32B,64C 'requir':75C 'run':34B 'updat':78C 'vendor':80C 'via':70C 'victim':40B 'vulner':7A,61C 'wild':54B 'window':21B","nicknames":[],"mitigations":[],"who_affected":null,"tier":null,"verified":{},"analyst_revisit_at":null,"first_public_at":"2015-08-15T00:59:00+00:00","kev":{"dateAdded":"2022-03-03","dueDate":"2022-03-24","requiredAction":"Apply updates per vendor instructions.","knownRansomwareCampaignUse":"Unknown"},"cvss_vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","cvss_by":"nvd@nist.gov","poc_count":0,"sources":[{"source":"kev","external_id":"CVE-2015-1642","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?search_api_fulltext=CVE-2015-1642","severity":null,"published_at":"2022-03-03T00:00:00+00:00","modified_at":null,"first_seen_at":"2026-10-23T19:11:52+00:00","fetched_at":"2026-10-25T10:39:07+00:00","note":null},{"source":"epss","external_id":"CVE-2015-1642","url":"https://api.first.org/data/v1/epss?cve=CVE-2015-1642","severity":null,"published_at":null,"modified_at":null,"first_seen_at":"2026-10-23T19:13:44+00:00","fetched_at":"2026-10-23T19:13:44+00:00","note":null},{"source":"nvd","external_id":"CVE-2015-1642","url":"https://nvd.nist.gov/vuln/detail/CVE-2015-1642","severity":null,"published_at":"2015-08-15T00:59:00+00:00","modified_at":"2026-06-17T00:22:45+00:00","first_seen_at":"2026-10-23T21:57:35+00:00","fetched_at":"2026-10-23T21:57:35+00:00","note":null}],"documents":[],"notice":"Free to read at a human pace. An API with keys and an MCP server are in preparation; early access: hello@infrastack.ai"}