{"id":"CVE-2025-59374","kind":"vulnerability","aliases":["CVE-2025-59374"],"related":[],"title":"\"UNSUPPORTED WHEN ASSIGNED\" Certain versions of the ASUS Live Update client were distributed with unauthorized…","description":"ASUS Live Update contains an embedded malicious code vulnerability client were distributed with unauthorized modifications introduced through a supply chain compromise. The modified builds could cause devices meeting specific targeting conditions to perform unintended actions. The impacted product could be end-of-life (EoL) and/or end-of-service (EoS). Users should discontinue product utilization.\n\nCISA required action: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.","summary":"ASUS Live Update, the updater software shipped with ASUS PCs, was distributed in modified builds after a supply chain compromise. Devices that match specific targeting conditions could be made to run unintended actions.","severity":"critical","cvss":9.8,"epss":null,"exploited":true,"exploited_at":"2025-12-17T00:00:00+00:00","products":[{"name":"asus live update","fixed":["3.6.8"],"affected":"< 3.6.8","ecosystem":"vendor"},{"name":"ASUS Live Update","fixed":[],"affected":"","ecosystem":"vendor"}],"ecosystems":["vendor"],"tags":["asus","end-user-devices","exploited","vendor","windows"],"not_affected_if":["no-asus-live-update-installed"],"how_to_check":"Check whether ASUS Live Update is installed on Windows machines (look for LiveUpdate.exe or the ASUS Live Update app in installed programs).","fix":"Discontinue use of ASUS Live Update if no vendor mitigation is available, per CISA guidance.\nApply vendor mitigations per ASUS instructions; the sources do not give fixed versions.","status":"open","published_at":"2025-12-17T00:00:00+00:00","first_seen_at":"2026-10-23T19:11:51+00:00","triaged_at":"2026-10-23T20:42:42+00:00","updated_at":"2026-10-24T00:09:50+00:00","category":"vendor","confidence":0.5,"triage":{"at":"2026-10-23T20:42:42Z","model":"claude-haiku-5-5","output":{"fix":"Discontinue use of ASUS Live Update if no vendor mitigation is available, per CISA guidance.\nApply vendor mitigations per ASUS instructions; the sources do not give fixed versions.","reach":"internet","summary":"ASUS Live Update, the updater software shipped with ASUS PCs, was distributed in modified builds after a supply chain compromise. Devices that match specific targeting conditions could be made to run unintended actions.","category":"vendor","who_cares":["asus","windows","end-user-devices"],"confidence":0.5,"needs_auth":"unknown","worst_case":"Attacker code could run on targeted devices through the tampered updater.","analyst_note":"Find the ASUS security bulletin and the affected and fixed builds; the sources list no versions and no detection method.","how_to_check":"Check whether ASUS Live Update is installed on Windows machines (look for LiveUpdate.exe or the ASUS Live Update app in installed programs).\nunknown","needs_analyst":true,"not_affected_if":["no-asus-live-update-installed"],"user_interaction":"unknown","needs_special_setup":"unknown","severity_if_unknown":"high"},"cost_usd":0.000464,"input_tokens":2601,"output_tokens":408,"severity_before":"unknown"},"analyst_status":null,"analyst_note":null,"search":"'-01':137C '-2025':17A,20A '-59374':18A,21A '22':136C 'action':68B,103C,127C 'and/or':114C 'appli':128C 'applic':134C 'assign':3A 'asus':8A,22A,25A,28B,36B,44B,69C 'bod':135C 'build':50B,92C 'caus':94C 'certain':4A 'chain':54B,88C 'cisa':125C 'client':11A,78C 'cloud':140C 'code':76C 'compromis':55B,89C 'condit':61B,99C 'contain':72C 'could':62B,93C,107C 'cve':16A,19A 'devic':32B,56B,95C 'discontinu':122C,143C 'distribut':13A,47B,80C 'embed':74C 'end':30B,110C,116C 'end-of-lif':109C 'end-of-servic':115C 'end-user-devic':29B 'eo':119C 'eol':113C 'exploit':33B 'follow':133C 'guidanc':138C 'impact':105C 'instruct':132C 'introduc':84C 'life':112C 'live':9A,23A,26A,37B,70C 'made':64B 'malici':75C 'match':58B 'meet':96C 'mitig':129C,149C 'modif':83C 'modifi':49B,91C 'pcs':45B 'per':130C 'perform':101C 'product':106C,123C,147C 'requir':126C 'run':66B 'servic':118C,141C 'ship':42B 'softwar':41B 'specif':59B,97C 'suppli':53B,87C 'target':60B,98C 'unauthor':15A,82C 'unavail':151C 'unintend':67B,102C 'unsupport':1A 'updat':10A,38B,40B,71C 'update':24A,27A 'use':144C 'user':31B,120C 'util':124C 'vendor':34B,131C 'version':5A 'vulner':77C 'window':35B","nicknames":[],"mitigations":[],"who_affected":null,"tier":null,"verified":{},"analyst_revisit_at":null,"first_public_at":"2025-12-17T00:00:00+00:00","kev":{"dateAdded":"2025-12-17","dueDate":"2026-01-07","requiredAction":"Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.","knownRansomwareCampaignUse":"Unknown"},"cvss_vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","cvss_by":"54bf65a7-a193-42d2-b1ba-8e150d3c35e1","poc_count":0,"sources":[{"source":"kev","external_id":"CVE-2025-59374","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?search_api_fulltext=CVE-2025-59374","severity":null,"published_at":"2025-12-17T00:00:00+00:00","modified_at":null,"first_seen_at":"2026-10-23T19:11:51+00:00","fetched_at":"2026-10-25T10:39:04+00:00","note":null},{"source":"nvd","external_id":"CVE-2025-59374","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-59374","severity":null,"published_at":"2025-12-17T05:16:13+00:00","modified_at":"2026-09-25T23:10:00+00:00","first_seen_at":"2026-10-23T23:44:51+00:00","fetched_at":"2026-10-23T23:44:51+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"}