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ID:6104 - Exploit for Side-channel attack in Kaby Lake and Intel Skylake - CVE-2018-5407
ID:6104 - Exploit for Side-channel attack in Kaby Lake and Intel Skylake - CVE-2018-5407
Published: June 17, 2021
Vulnerability identifier: #VU15723
Vulnerability risk: Low
CVE-ID: CVE-2018-5407
CWE-ID: CWE-208
Exploitation vector: Local access
Vulnerable software:
Kaby Lake
Intel Skylake
Kaby Lake
Intel Skylake
Link to public exploit:
Vulnerability description
The vulnerability allows a physical attacker to obtain potentially sensitive information.
The vulnerability exists due to due to execution of engine sharing on SMT (e.g.Hyper-Threading) architectures when improper handling of information by the processor. A physical attacker can construct a timing side channel to hijack information from processes that are running in the same core.
Note: the vulnerability has been dubbed as PortSmash microarchitecture bug.
Remediation
Cybersecurity Help is currently unaware of any solutions addressing the vulnerability.