{"id":"CVE-2026-112116","kind":"vulnerability","aliases":["CVE-2026-112116"],"related":[],"title":"ASUS System Control Interface: local user can read and write physical memory","description":"An exposed IOCTL with insufficient access control in ASUS System Control Interface allows a local, low-privileged user to read and write arbitrary physical memory through crafted device control requests, ultimately resulting in a complete compromise of the affected system.\nRefer to the ' Security Update for ASUS System Control Interface ' section on the ASUS Security Advisory for more information.","summary":"ASUS System Control Interface exposes a device control request (IOCTL) without enough access control. A local user with low privileges can read and write arbitrary physical memory, which can lead to full control of the system.","severity":"high","cvss":8.5,"epss":null,"exploited":false,"exploited_at":null,"products":[],"ecosystems":[],"tags":["asus","asus-system-control-interface","consumer-pc","driver","infrastructure","local-privilege-escalation","windows"],"not_affected_if":["component-not-installed","non-asus-hardware"],"how_to_check":"- Check whether ASUS System Control Interface (ASCI, v1 or v3; preinstalled with MyASUS on ASUS PCs) is installed on Windows machines. The installed version shows in MyASUS under Settings > About, or in Apps > Installed apps.\n- Fixed version for this CVE: unknown. Compare against the 'Security Update for ASUS System Control Interface' section at https://www.asus.com/security-advisory.\n- Also check: related CVE-2026-15029/15030 (admin-only) list ASCI v3 before 3.1.65.0 and v1 before 1.1.40.0 as affected. Updating to at least those is a reasonable step, but not confirmed as the fix for this CVE.","fix":null,"status":"open","published_at":"2026-11-04T02:17:14+00:00","first_seen_at":"2026-11-04T02:46:01+00:00","triaged_at":"2026-11-04T02:47:11+00:00","updated_at":"2026-11-04T02:49:46+00:00","category":"infrastructure","confidence":0.5,"triage":{"at":"2026-11-04T02:47:11Z","model":"claude-haiku-5-5","output":{"fix":"unknown","reach":"local","title":"ASUS System Control Interface: local user can read and write physical memory","impact":"high","summary":"ASUS System Control Interface exposes a device control request (IOCTL) without enough access control. A local user with low privileges can read and write arbitrary physical memory, which can lead to full control of the system.","audience":"everyone","category":"infrastructure","nicknames":[],"who_cares":["asus","windows","driver","consumer-pc"],"confidence":0.6,"fix_status":"unknown","needs_auth":"yes","worst_case":"local attacker reads and writes physical memory, gaining full system control","analyst_note":"Find the fixed driver or software version in the ASUS Security Advisory referenced by NVD and confirm the affected version range.","how_to_check":"- Check whether the ASUS System Control Interface driver or software is installed on Windows machines.\n- Compare the installed version against the fixed version in the ASUS Security Advisory, which the sources do not state: unknown.","plain_action":"If you have an ASUS laptop or desktop, check ASUS's security advisory for the System Control Interface update and install it when ASUS publishes it.","needs_analyst":true,"not_affected_if":["component-not-installed"],"who_is_affected":"Machines running ASUS System Control Interface, typically ASUS consumer PCs with that driver installed. Exposure requires a local account on the machine; remote attackers without a local foothold are not described as affected. Machines without the component can skip it.","user_interaction":"no","needs_special_setup":"unknown","severity_if_unknown":"high"},"cost_usd":0.00069,"input_tokens":4147,"output_tokens":551,"severity_before":"high"},"analyst_status":"done","analyst_note":"Find the fixed driver or software version in the ASUS Security Advisory referenced by NVD and confirm the affected version range.","search":"'-112116':15A,18A '-2026':14A,17A 'access':47B,76C 'advisori':127C 'affect':110C 'allow':83C 'arbitrari':59B,94C 'asus':1A,19B,21B,35B,79C,118C,125C 'asus-system-control-interfac':20B 'complet':106C 'compromis':107C 'consum':26B 'consumer-pc':25B 'control':3A,23B,37B,42B,48B,67B,77C,81C,100C,120C 'craft':98C 'cve':13A,16A 'devic':41B,99C 'driver':28B 'enough':46B 'escal':33B 'expos':39B,72C 'full':66B 'inform':130C 'infrastructur':29B 'insuffici':75C 'interfac':4A,24B,38B,82C,121C 'ioctl':44B,73C 'lead':64B 'local':5A,31B,50B,85C 'local-privilege-escal':30B 'low':53B,87C 'low-privileg':86C 'memori':12A,61B,96C 'pc':27B 'physic':11A,60B,95C 'privileg':32B,54B,88C 'read':8A,56B,91C 'refer':112C 'request':43B,101C 'result':103C 'section':122C 'secur':115C,126C 'system':2A,22B,36B,70B,80C,111C,119C 'ultim':102C 'updat':116C 'user':6A,51B,89C 'window':34B 'without':45B 'write':10A,58B,93C","nicknames":[],"mitigations":[],"who_affected":"Machines running ASUS System Control Interface, typically ASUS consumer PCs with that driver installed. Exposure requires a local account on the machine; remote attackers without a local foothold are not described as affected. Machines without the component can skip it.","tier":"B","verified":{},"analyst_revisit_at":null,"fix_status":"unknown","audience":"everyone","plain_action":null,"pkeys":[],"ptokens":[],"labels":["asus","asussystemcontrolinterface","consumerpc","driver","high","infrastructure","localprivilegeescalation","windows"],"campaign_type":null,"first_public_at":"2026-11-04T02:17:14+00:00","kev":null,"cvss_vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/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":"nvd","external_id":"CVE-2026-112116","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-112116","severity":null,"published_at":"2026-11-04T02:17:14+00:00","modified_at":"2026-11-04T02:17:14+00:00","first_seen_at":"2026-11-04T02:46:01+00:00","fetched_at":"2026-11-04T02:46:01+00:00","note":null},{"source":"analyst","external_id":"CVE-2026-112116:1623","url":null,"severity":null,"published_at":"2026-11-04T02:49:46+00:00","modified_at":"2026-11-04T02:49:46+00:00","first_seen_at":"2026-11-04T02:49:46+00:00","fetched_at":"2026-11-04T02:49:46+00:00","note":"Could not read the ASUS advisory entry for this CVE: asus.com advisory pages are JS-rendered or cached from 2025, and NVD/CVE.org returned no version data. Fixed version and affected range remain unknown. Sibling CVE-2026-15029/15030 (admin-only, same component, different CVE) list v3 before 3.1.65.0 and v1 before 1.1.40.0, but that is not confirmed for this CVE. Nothing verified. X not checked. Next: read the 'Security Update for ASUS System Control Interface' section at asus.com/security-advisory."}],"documents":[{"id":63353,"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-112116","title":"NVD CVE-2026-112116","kind":"other","source":"analyst","publisher":null,"text":null,"published_at":null,"relation":"describes","confidence":null,"note":null}],"notice":"Free to read at a human pace. An API with keys and an MCP server are in preparation; early access: hello@infrastack.ai"}