Security readout for executives and security teams
Plain-English summary
This CVE affects a Jiangmin Antivirus kernel driver and can let a local user crash an affected Windows system. The public record names denial of service through BSOD and only says other impact is possible but unspecified. There is no source-backed evidence here of active exploitation.
Executive priority
Treat this as a moderate endpoint stability risk where Jiangmin Antivirus is deployed. Prioritize inventory and vendor guidance; escalate if the product protects critical workstations or servers.
Technical view
Jiangmin Antivirus 16.0.0.100 includes KSysCall.sys, which reportedly fails to validate input values for IOCTL 0x9A008240. The documented result is local denial of service via BSOD, with unspecified other impact not further proven in the provided sources.
Likely exposure
Exposure appears limited to systems running Jiangmin Antivirus 16.0.0.100 with KSysCall.sys present. The bundle does not establish affected status for other Jiangmin versions or products.
Exploitation context
A public GitHub proof-of-concept reference is cited, but CISA KEV status is false and no provided source states active exploitation. The attack requires local user access to an affected system.
Researcher notes
The CVE metadata lacks CVSS, CWE, clear vendor remediation, and precise affected CPEs. The stated impact is local BSOD, while broader impact remains unspecified and should not be assumed without further evidence.
Mitigation direction
- Inventory endpoints for Jiangmin Antivirus 16.0.0.100 and KSysCall.sys.
- Check Jiangmin or vendor guidance for fixed builds or driver replacement.
- Remove or upgrade the affected product where business requirements allow.
- Restrict untrusted local user access on systems running the affected driver.
- Monitor affected hosts for unexpected BSOD events involving KSysCall.sys.
Validation and detection
- Confirm installed Jiangmin Antivirus version on Windows endpoints.
- Verify whether KSysCall.sys is present and loaded.
- Review crash logs for BSODs referencing KSysCall.sys.
- Check change records for product removal, replacement, or vendor updates.
- Do not run public PoC code on production systems.
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-2018-6779 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_9A008240CVE 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.