IBM PowerVM Hypervisor DoS/Data Corruption via SRIOV VF (FW860-FW1030)
CVE-2023-30440 Published on May 23, 2023
IBM PowerVM Hypervisor denial of service
IBM PowerVM Hypervisor FW860.00 through FW860.B3, FW950.00 through FW950.70, FW1010.00 through FW1010.50, FW1020.00 through FW1020.30, and FW1030.00 through FW1030.10 could allow a local attacker with control a partition that has been assigned SRIOV virtual function (VF) to cause a denial of service to a peer partition or arbitrary data corruption. IBM X-Force ID: 253175.
Vulnerability Analysis
CVE-2023-30440 is exploitable with local system access, and does not require authorization privileges or user interaction. This vulnerability is consided to have a high level of attack complexity. The potential impact of an exploit of this vulnerability is considered to have no impact on confidentiality, with no impact on integrity, and a high impact on availability.
Weakness Type
Improper Input Validation
The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.
Products Associated with CVE-2023-30440
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Affected Versions
IBM PowerVM Hypervisor:- Version FW860.00, <= FW860.B3 is affected.
- Version FW950.00, <= FW950.70 is affected.
- Version FW1010.00, <= FW1010.50 is affected.
- Version FW1020.00, <= FW1020.30 is affected.
- Version FW1030.00, <= FW1030.10 is affected.
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.