CVE-2023-34335
HighCVSS 7.7Exploitation Probability (EPSS)
Low risk31th percentile - higher than 31% of all known CVEs
Summary
AMI BMC contains a vulnerability in the IPMI handler, allowing an unauthenticated host to write to a host SPI flash, bypassing secure boot protections. Exploitation of this vulnerability may lead to loss of integrity or denial of service.
Risk Assessment
The organization may face serious data integrity issues and potential downtime, impacting operational continuity.
Recommendation
It is recommended to update the BMC firmware to the latest version to patch this vulnerability and implement additional security measures to protect against unauthorized access.
Other vulnerabilities in AMI BMC
See all- CVE-2023-34342Medium
AMI BMC contains a vulnerability in the IPMI handler, allowing an attacker to upload and download arbitrary files under certain circumstances. This may lead to denial of service, privilege escalation, information disclosure, or data tampering.
- CVE-2023-34336High
AMI BMC contains a vulnerability in the IPMI handler that allows an attacker with the required privileges to cause a buffer overflow. This may lead to code execution, denial of service, or escalation of privileges.
- CVE-2023-34344Medium
AMI BMC contains a vulnerability in the IPMI handler, allowing an unauthorized attacker to use certain oracles to guess a valid username, which may lead to information disclosure.
- CVE-2023-34341High
AMI BMC contains a vulnerability in the SPX REST API, allowing an attacker with the required privileges to read and write to arbitrary locations within the memory context of the IPMI server process. This may lead to code execution, denial of service, information disclosure, or data tampering.
Original NVD description (English source)
AMI BMC contains a vulnerability in the IPMI handler, where an unauthenticated host is allowed to write to a host SPI flash, bypassing secure boot protections. An exploitation of this vulnerability may lead to a loss of integrity or denial of service.