Vulnerability in Popular PC and Server Firmware
Eclypsium found a critical vulnerability (CVE-2024-0762) in Intel Core processors' Phoenix SecureCore UEFI firmware, potentially enabling privilege escalation and persistent attacks. Lenovo issued BIOS updates, emphasizing the significance of supply chain security.
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Eclypsium has discovered a high-impact vulnerability (CVE-2024-0762) in the Phoenix SecureCore UEFI firmware used in various Intel Core processors. The flaw involves an unsafe variable in the Trusted Platform Module (TPM) configuration, potentially leading to a buffer overflow and malicious code execution. This vulnerability affects multiple Intel processor families and could impact a wide range of PC products using the Phoenix firmware. Exploiting this flaw could allow attackers to escalate privileges and execute code within the UEFI firmware, enabling persistent attacks. Lenovo has released BIOS updates, and Eclypsium customers can scan for vulnerable assets. Mitigation involves identifying affected devices and applying firmware updates. This incident underscores the importance of supply chain security in IT infrastructure and the need for continuous assessment and protection against firmware vulnerabilities.
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