{"id":"CVE-2020-0618","kind":"vulnerability","aliases":["CVE-2020-0618"],"related":[],"title":"A remote code execution vulnerability exists in Microsoft SQL Server Reporting Services when it incorrectly handles…","description":"Microsoft SQL Server Reporting Services contains a deserialization vulnerability when handling page requests incorrectly. An authenticated attacker can exploit this vulnerability to execute code in the context of the Report Server service account.\n\nCISA required action: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.","summary":"Microsoft SQL Server Reporting Services has a deserialization flaw when handling page requests. An authenticated attacker can run code as the Report Server service account.","severity":"critical","cvss":9.8,"epss":null,"exploited":true,"exploited_at":"2024-09-18T00:00:00+00:00","products":[{"name":"Microsoft SQL Server","fixed":[],"affected":"","ecosystem":"vendor"},{"name":"microsoft sql server","fixed":[],"affected":"= 2012","ecosystem":"vendor"},{"name":"microsoft sql server","fixed":[],"affected":"= 2014","ecosystem":"vendor"},{"name":"microsoft sql server","fixed":[],"affected":"= 2016","ecosystem":"vendor"}],"ecosystems":["vendor"],"tags":["exploited","ransomware","reporting-services","runtime","sql-server","windows"],"not_affected_if":["auth-required","reporting-services-not-installed"],"how_to_check":null,"fix":"Apply the Microsoft patch for CVE-2020-0618 or follow the vendor mitigation; CISA says to discontinue use if no mitigation exists.","status":"open","published_at":"2020-02-11T22:15:13+00:00","first_seen_at":"2026-10-23T19:11:51+00:00","triaged_at":"2026-10-23T20:56:37+00:00","updated_at":"2026-10-23T22:29:05+00:00","category":"runtime","confidence":0.7,"triage":{"at":"2026-10-23T20:56:37Z","model":"claude-haiku-5-5","output":{"fix":"Apply the Microsoft patch for CVE-2020-0618 or follow the vendor mitigation; CISA says to discontinue use if no mitigation exists.","reach":"network","impact":"high","summary":"Microsoft SQL Server Reporting Services has a deserialization flaw when handling page requests. An authenticated attacker can run code as the Report Server service account.","category":"runtime","who_cares":["sql-server","reporting-services","windows"],"confidence":0.7,"needs_auth":"yes","worst_case":"Code runs as the Report Server service account on the server.","analyst_note":"Find the Microsoft Security Update Guide entry for CVE-2020-0618 to confirm affected and fixed SQL Server Reporting Services builds and the exact check.","how_to_check":"unknown","needs_analyst":true,"not_affected_if":["reporting-services-not-installed","auth-required"],"user_interaction":"no","needs_special_setup":"yes","severity_if_unknown":"high"},"cost_usd":0.000459,"input_tokens":2850,"output_tokens":347,"severity_before":"unknown"},"analyst_status":null,"analyst_note":null,"search":"'-0618':19A,22A '-2020':18A,21A 'account':69B,102C 'action':105C 'appli':106C 'attack':60B,86C 'authent':59B,85C 'cisa':103C 'code':3A,63B,93C 'contain':75C 'context':96C 'cve':17A,20A 'deseri':52B,77C 'discontinu':112C 'execut':4A,92C 'exist':6A 'exploit':35B,88C 'flaw':53B 'handl':16A,55B,80C 'incorrect':15A,83C 'instruct':110C 'microsoft':8A,23A,26A,29A,32A,45B,70C 'mitig':107C,118C 'page':56B,81C 'per':108C 'product':116C 'ransomwar':36B 'remot':2A 'report':11A,38B,48B,66B,73C,99C 'reporting-servic':37B 'request':57B,82C 'requir':104C 'run':62B 'runtim':40B 'server':10A,25A,28A,31A,34A,43B,47B,67B,72C,100C 'servic':12A,39B,49B,68B,74C,101C 'sql':9A,24A,27A,30A,33A,42B,46B,71C 'sql-server':41B 'unavail':120C 'use':113C 'vendor':109C 'vulner':5A,78C,90C 'window':44B","nicknames":[],"mitigations":[],"who_affected":null,"tier":null,"verified":{},"analyst_revisit_at":null,"first_public_at":"2020-02-11T22:15:13+00:00","kev":{"dateAdded":"2024-09-18","dueDate":"2024-10-09","requiredAction":"Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.","knownRansomwareCampaignUse":"Known"},"cvss_vector":"CVSS:3.1/AV:N/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-2020-0618","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?search_api_fulltext=CVE-2020-0618","severity":null,"published_at":"2024-09-18T00:00:00+00:00","modified_at":null,"first_seen_at":"2026-10-23T19:11:51+00:00","fetched_at":"2026-10-25T20:35:33+00:00","note":null},{"source":"nvd","external_id":"CVE-2020-0618","url":"https://nvd.nist.gov/vuln/detail/CVE-2020-0618","severity":null,"published_at":"2020-02-11T22:15:13+00:00","modified_at":"2026-08-15T04:17:46+00:00","first_seen_at":"2026-10-23T22:29:05+00:00","fetched_at":"2026-10-23T22:29:05+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"}