CVE-2023-20569

Summary

CVE-2023-20569 is a side channel vulnerability that affects some of the AMD CPUs. This vulnerability allows an attacker to manipulate the return address prediction, potentially leading to speculative execution at an attacker-controlled address and resulting in information disclosure. The affected products include a wide range of AMD CPUs. The vulnerability has a base severity rating of MEDIUM and a base score of 4.7 according to NIST's National Vulnerability Database (NVD). The exploitability score is 1.0, indicating that it is relatively easy to exploit. The privileges required for exploitation are low, and there is no user interaction required. The attack vector is local, meaning that the attacker needs access to the targeted system. The impact on confidentiality is high, while integrity impact is none. The availability impact is also none. Overall, this vulnerability poses a significant danger to organizations using affected AMD CPUs as it can lead to the unauthorized disclosure of sensitive information.

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