Solana rBPF security bypass | CVE-2022-23066
NAME
Solana rBPF security bypass
- Platforms Affected:
Solana rBPF 0.2.26
Solana rBPF 0.2.27 - Risk Level:
9.1 - Exploitability:
Unproven - Consequences:
Bypass Security
DESCRIPTION
Solana rBPF could allow a remote attacker to bypass security restrictions, caused by improper implementation of sdiv instruction. By sending a specially-crafted request, an attacker could exploit this vulnerability to change the execution path.
CVSS 3.0 Information
- Privileges Required: None
- User Interaction: None
- Scope: Unchanged
- Access Vector: Network
- Access Complexity: Low
- Confidentiality Impact: None
- Integrity Impact: High
- Availability Impact: High
- Remediation Level: Official Fix
MITIGATION
Upgrade to the latest version of Solana rBPF (0.2.28 or later), available from the Solana rBPF GIT Repository. See References.
- Reference Link:
https://www.whitesourcesoftware.com/vulnerability-database/CVE-2022-23066 - Reference Link:
https://github.com/solana-labs/rbpf/commit/e61e045f8c244de978401d186dcfd50838817297
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