PoC Index

CVE-2021-43003

HIGH 8.8EPSS 0.5%

Amzetta zPortal Windows zClient is affected by Integer Overflow. IOCTL Handler 0x22001B in the Amzetta zPortal Windows zClient <= v3.2.8180.148 allow local attackers to execute arbitrary code in kernel mode or cause a denial of service (memory corruption and OS crash) via specially crafted I/O Request Packet.

CVSS v3.1
8.8 HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
CVSS v2.0
7.2 HIGHAV:L/AC:L/Au:N/C:C/I:C/A:C
EPSS
0.48% chance of exploitation in the next 30 days, 40th percentile
Published
2021-12-07
Updated
2024-08-04

Proof-of-concept exploits (1)

References

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