CVE-2018-6522

CVE-2018-6522 concerns the nProtect AVS V4.0 driver, where the IOCTL 0x220408 input is not validated in the TKRgFtXp.SYS component, allowing a local attacker to trigger a denial of service (BSOD) and potentially other impacts. Affected product: nProtect AVS V4.0 prior to 4.0.0.39. The vulnerabili...

CVE-2018-6523

The CVE-2018-6523 issue affects the nProtect AVS driver TKFsAv.SYS in V4.0 before 4.0.0.39. The root cause is unvalidated input from IOCTL 0x22045c, allowing local users to trigger a denial of service (BSOD) and potentially other impact. Public documents do not provide exploitation details beyond...

CVE-2018-6524

The CVE-2018-6524 issue affects nProtect AVS V4.0 (before 4.0.0.39). The vulnerable component is the kernel driver TKFsAv.SYS, where input values from IOCTL 0x220c20 are not validated. This can let a local attacker cause a denial of service (blue screen) and potentially other impact. Mitigation i...

CVE-2018-6525

CVE-2018-6525 affects nProtect AVS V4.0 pre-4.0.0.39. The vulnerable component is the kernel driver TKFsAv.SYS, where input validation is not performed for IOCtl 0x220458. This allows a local attacker to trigger a denial of service (BSOD) and potentially other impact as described in the CVE detai...