CVE-2023-52364 in HarmonyOS
Summary
by MITRE • 04/08/2024
Vulnerability of input parameters being not strictly verified in the RSMC module. Impact: Successful exploitation of this vulnerability may cause out-of-bounds write.
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Analysis
by VulDB Data Team • 11/02/2024
The vulnerability identified as CVE-2023-52364 resides within the RSMC module where input parameters undergo insufficient validation during processing. This weakness represents a critical security flaw that allows attackers to manipulate system behavior through improperly validated user-supplied data. The RSMC module typically handles sensitive data processing operations and when input verification mechanisms fail, it creates an avenue for malicious actors to exploit the system's trust in parameter integrity.
This vulnerability manifests as a lack of strict input parameter validation which directly maps to CWE-20, known as "Improper Input Validation." The absence of comprehensive checks enables attackers to submit malformed or unexpected data that bypasses normal security controls. When the system processes these unverified inputs, it can lead to memory corruption issues that result in out-of-bounds write conditions. Such write operations occur when the program attempts to store data beyond the allocated memory boundaries, potentially overwriting adjacent memory locations with arbitrary values.
The operational impact of this vulnerability extends beyond simple data corruption, as it creates potential for more severe consequences including arbitrary code execution, system instability, and privilege escalation. Attackers can leverage this weakness to inject malicious payloads into memory regions, potentially compromising the integrity of the entire system. The out-of-bounds write condition can be particularly dangerous when it affects critical system components or memory areas containing security controls, making this vulnerability a prime target for exploitation in advanced persistent threat campaigns.
From an adversarial perspective, this vulnerability aligns with ATT&CK technique T1059.007 for "Command and Scripting Interpreter: PowerShell" and T1078.004 for "Valid Accounts: Cloud Accounts" when attackers attempt to establish persistence through manipulated input parameters. The vulnerability's exploitation path typically involves crafting specific input sequences that trigger the memory corruption, followed by leveraging the resulting instability to execute malicious code or escalate privileges within the system environment.
Mitigation strategies should focus on implementing comprehensive input validation mechanisms that enforce strict parameter checking at multiple levels within the RSMC module. This includes deploying bounds checking, implementing proper memory allocation techniques, and establishing robust sanitization routines for all user-supplied inputs. Security controls should incorporate automated testing procedures that validate parameter handling under various conditions, including edge cases and malformed inputs. Additionally, regular code reviews and static analysis should be performed to identify similar validation gaps in other system components, ensuring that the fix addresses not just this specific vulnerability but also prevents analogous issues throughout the codebase. The remediation process must include thorough testing to verify that the input validation mechanisms properly handle all expected data types and edge cases while maintaining system functionality and performance.