{"id":"CVE-2019-1315","kind":"vulnerability","aliases":["CVE-2019-1315"],"related":[],"title":"Microsoft Windows: Microsoft Windows Error Reporting Manager Privilege Escalation Vulnerability","description":"A privilege escalation vulnerability exists when Windows Error Reporting manager improperly handles hard links. An attacker who successfully exploited this vulnerability could overwrite a targeted file leading to an elevated status.\n\nCISA required action: Apply updates per vendor instructions.","summary":"Windows Error Reporting manager mishandles hard links, letting a local user overwrite a targeted file and gain elevated privileges. Sources say it is exploited in the wild and tagged with ransomware use.","severity":"high","cvss":7.8,"epss":0.03478,"exploited":true,"exploited_at":"2022-03-15T00:00:00+00:00","products":[{"name":"Microsoft Windows","fixed":[],"affected":"","ecosystem":"vendor"}],"ecosystems":["vendor"],"tags":["exploited","infrastructure","ransomware","windows"],"not_affected_if":["patched-windows"],"how_to_check":null,"fix":"Apply the Microsoft update for CVE-2019-1315 per vendor instructions; the sources do not name the patched build.","status":"open","published_at":"2019-10-10T14:15:15+00:00","first_seen_at":"2026-10-23T19:11:52+00:00","triaged_at":"2026-10-23T21:22:16+00:00","updated_at":"2026-10-23T21:57:35+00:00","category":"infrastructure","confidence":0.6,"triage":{"at":"2026-10-23T21:22:16Z","model":"claude-haiku-5-5","output":{"fix":"Apply the Microsoft update for CVE-2019-1315 per vendor instructions; the sources do not name the patched build.","reach":"local","impact":"high","summary":"Windows Error Reporting manager mishandles hard links, letting a local user overwrite a targeted file and gain elevated privileges. Sources say it is exploited in the wild and tagged with ransomware use.","category":"infrastructure","who_cares":["windows"],"confidence":0.6,"needs_auth":"yes","worst_case":"local user gains elevated privileges on the Windows machine","analyst_note":"Find the affected Windows builds and KB article for CVE-2019-1315 at the Microsoft Security Response Center entry; sources list no versions.","how_to_check":"unknown","needs_analyst":true,"not_affected_if":["patched-windows"],"user_interaction":"no","needs_special_setup":"no","severity_if_unknown":"high"},"cost_usd":0.000447,"input_tokens":2863,"output_tokens":321,"severity_before":"unknown"},"analyst_status":null,"analyst_note":null,"search":"'-1315':13A,16A '-2019':12A,15A 'action':88C 'appli':89C 'attack':70C 'cisa':86C 'could':76C 'cve':11A,14A 'elev':40B,84C 'error':5A,24B,62C 'escal':9A,57C 'exist':59C 'exploit':19B,46B,73C 'file':37B,80C 'gain':39B 'handl':66C 'hard':28B,67C 'improp':65C 'infrastructur':20B 'instruct':93C 'lead':81C 'let':30B 'link':29B,68C 'local':32B 'manag':7A,26B,64C 'microsoft':1A,3A,17A 'mishandl':27B 'overwrit':34B,77C 'per':91C 'privileg':8A,41B,56C 'ransomwar':21B,53B 'report':6A,25B,63C 'requir':87C 'say':43B 'sourc':42B 'status':85C 'success':72C 'tag':51B 'target':36B,79C 'updat':90C 'use':54B 'user':33B 'vendor':92C 'vulner':10A,58C,75C 'wild':49B 'window':2A,4A,22B,23B,61C 'windows':18A","nicknames":[],"mitigations":[],"who_affected":null,"tier":null,"verified":{},"analyst_revisit_at":null,"first_public_at":"2019-10-10T14:15:15+00:00","kev":{"dateAdded":"2022-03-15","dueDate":"2022-04-05","requiredAction":"Apply updates per vendor instructions.","knownRansomwareCampaignUse":"Known"},"cvss_vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","cvss_by":"nvd@nist.gov","poc_count":0,"sources":[{"source":"kev","external_id":"CVE-2019-1315","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?search_api_fulltext=CVE-2019-1315","severity":null,"published_at":"2022-03-15T00:00:00+00:00","modified_at":null,"first_seen_at":"2026-10-23T19:11:52+00:00","fetched_at":"2026-10-25T16:39:49+00:00","note":null},{"source":"epss","external_id":"CVE-2019-1315","url":"https://api.first.org/data/v1/epss?cve=CVE-2019-1315","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-2019-1315","url":"https://nvd.nist.gov/vuln/detail/CVE-2019-1315","severity":null,"published_at":"2019-10-10T14:15:15+00:00","modified_at":"2026-06-17T02:28:21+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"}