Security readout for executives and security teams
Plain-English summary
This CVE concerns a Jiangmin Antivirus kernel driver that can crash Windows with a blue screen when a local user sends invalid input. The main confirmed business impact is endpoint outage. The sources do not confirm remote exploitation, active exploitation, or a vendor patch.
Executive priority
Handle as a targeted endpoint stability risk, not a confirmed internet-wide emergency. Prioritize if Jiangmin Antivirus is deployed on business-critical or shared Windows systems, especially where local code execution by untrusted users is plausible.
Technical view
Jiangmin Antivirus 16.0.0.100 includes KSysCall.sys, which does not properly validate input values for IOCTL 0x9A008088. A local user can trigger denial of service through BSOD. The CVE text notes possible unspecified other impact, but the public bundle does not define privileges gained or affected platforms.
Likely exposure
Exposure is likely limited to endpoints running Jiangmin Antivirus 16.0.0.100 with KSysCall.sys installed and loaded. The issue requires local access, so risk rises on shared workstations, compromised endpoints, or environments where untrusted users can run code.
Exploitation context
The CVE references public proof-of-concept material, but the bundle does not show CISA KEV listing or confirmed in-the-wild exploitation. Treat it as locally exploitable denial of service with incomplete evidence for any broader impact.
Researcher notes
The public record is sparse: no CVSS, CWE, CPE, patch status, or affected platform details are supplied. Analysis should stay anchored to the named product version, KSysCall.sys, local access requirement, IOCTL identifier, and BSOD impact.
Mitigation direction
- Inventory endpoints for Jiangmin Antivirus 16.0.0.100 and KSysCall.sys.
- Check Jiangmin vendor guidance for updates, replacement builds, or removal instructions.
- Remove or replace affected software where it is unsupported or unnecessary.
- Limit local user privileges on systems that still require the software.
- Monitor affected endpoints for unexplained BSOD events.
Validation and detection
- Confirm whether KSysCall.sys exists on managed endpoints.
- Verify the installed Jiangmin Antivirus version against 16.0.0.100.
- Review EDR or crash telemetry for driver-related BSOD patterns.
- Check vulnerability records for any newer vendor or CVSS updates.
- Document whether affected systems are shared, kiosk, or high-privilege workstations.
Public sources used
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
CVE-2018-6774 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS and timeline data
No CVSS vectors or timeline events were available in the normalized CVE source material.
Source materials
- CVE List V5 sourceCVE List V5
- https://github.com/ZhiyuanWang-Chengdu-Qihoo360/Jiangmin_Antivirus_POC/tree/master/KSysCall_9A008088CVE reference · x_refsource_MISC
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.