{"id":"CVE-2017-0210","kind":"vulnerability","aliases":["CVE-2017-0210"],"related":[],"title":"Microsoft Internet Explorer: Microsoft Internet Explorer Privilege Escalation Vulnerability","description":"An elevation of privilege vulnerability exists when Internet Explorer does not properly enforce cross-domain policies, which could allow an attacker to access information from one domain and inject it into another domain, aka \"Internet Explorer Elevation of Privilege Vulnerability.\"","summary":"Internet Explorer does not properly enforce cross-domain policies, letting a malicious page read information from other sites. CISA lists it as actively exploited.","severity":"high","cvss":8.8,"epss":0.22334,"exploited":true,"exploited_at":"2022-05-24T00:00:00+00:00","products":[{"name":"Microsoft Internet Explorer","fixed":[],"affected":"","ecosystem":"vendor"}],"ecosystems":["vendor"],"tags":["exploited","internet-explorer","other","windows"],"not_affected_if":["no-internet-explorer-installed"],"how_to_check":null,"fix":"Apply the Microsoft updates for Internet Explorer per vendor instructions (CISA required action); the specific KB or version is not in the sources.","status":"open","published_at":"2017-04-12T14:59:01+00:00","first_seen_at":"2026-10-23T19:11:52+00:00","triaged_at":"2026-10-23T21:15:52+00:00","updated_at":"2026-10-23T21:57:35+00:00","category":"other","confidence":0.6,"triage":{"at":"2026-10-23T21:15:52Z","model":"claude-haiku-5-5","output":{"fix":"Apply the Microsoft updates for Internet Explorer per vendor instructions (CISA required action); the specific KB or version is not in the sources.","reach":"internet","impact":"medium","summary":"Internet Explorer does not properly enforce cross-domain policies, letting a malicious page read information from other sites. CISA lists it as actively exploited.","category":"other","who_cares":["internet-explorer","windows"],"confidence":0.6,"needs_auth":"no","worst_case":"Attacker reads information from other sites visited in the browser.","analyst_note":"Confirm affected IE and Windows builds and the patch KB from Microsoft's security update guide for CVE-2017-0210, since the sources give no versions.","how_to_check":"unknown","needs_analyst":true,"not_affected_if":["no-internet-explorer-installed"],"user_interaction":"yes","needs_special_setup":"no","severity_if_unknown":"high"},"cost_usd":0.000446,"input_tokens":2839,"output_tokens":325,"severity_before":"unknown"},"analyst_status":null,"analyst_note":null,"search":"'-0210':12A,15A '-2017':11A,14A 'access':73C 'activ':48B 'aka':84C 'allow':69C 'anoth':82C 'attack':71C 'cisa':44B 'could':68C 'cross':32B,64C 'cross-domain':31B,63C 'cve':10A,13A 'domain':33B,65C,77C,83C 'elev':51C,87C 'enforc':30B,62C 'escal':8A 'exist':55C 'exploit':19B,49B 'explor':3A,6A,22B,26B,58C,86C 'explorer':18A 'inform':40B,74C 'inject':79C 'internet':2A,5A,17A,21B,25B,57C,85C 'internet-explor':20B 'let':35B 'list':45B 'malici':37B 'microsoft':1A,4A,16A 'one':76C 'page':38B 'polici':34B,66C 'privileg':7A,53C,89C 'proper':29B,61C 'read':39B 'site':43B 'vulner':9A,54C,90C 'window':24B","nicknames":[],"mitigations":[],"who_affected":null,"tier":null,"verified":{},"analyst_revisit_at":null,"first_public_at":"2017-04-12T14:59:01+00:00","kev":{"dateAdded":"2022-05-24","dueDate":"2022-06-14","requiredAction":"Apply updates per vendor instructions.","knownRansomwareCampaignUse":"Unknown"},"cvss_vector":"CVSS:3.1/AV:N/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-2017-0210","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?search_api_fulltext=CVE-2017-0210","severity":null,"published_at":"2022-05-24T00:00:00+00:00","modified_at":null,"first_seen_at":"2026-10-23T19:11:52+00:00","fetched_at":"2026-10-25T10:39:06+00:00","note":null},{"source":"epss","external_id":"CVE-2017-0210","url":"https://api.first.org/data/v1/epss?cve=CVE-2017-0210","severity":null,"published_at":null,"modified_at":null,"first_seen_at":"2026-10-23T19:13:45+00:00","fetched_at":"2026-10-23T19:13:45+00:00","note":null},{"source":"nvd","external_id":"CVE-2017-0210","url":"https://nvd.nist.gov/vuln/detail/CVE-2017-0210","severity":null,"published_at":"2017-04-12T14:59:01+00:00","modified_at":"2026-06-17T00:57:16+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"}