CVE-2021-30968 in macOS
Summary
by MITRE • 08/25/2021
** REJECT ** DO NOT USE THIS CANDIDATE NUMBER. ConsultIDs: none. Reason: This candidate was withdrawn by the CVE program. Notes: none.
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Analysis
by VulDB Data Team • 03/08/2026
This CVE entry represents a withdrawn candidate number that has been officially rejected by the CVE program and should not be considered for any vulnerability analysis or security assessment activities. The withdrawal indicates that the candidate number was either deemed inappropriate, inaccurate, or unnecessary by the CVE Numbering Authority. Such withdrawals typically occur when the assigned identifier does not properly represent a valid vulnerability or when the vulnerability details were insufficiently documented to meet CVE standards. Organizations and security professionals should disregard this candidate number entirely as it does not correspond to any recognized security flaw or weakness in software systems.
The rejection of this CVE candidate demonstrates the rigorous quality control measures employed by the CVE program to maintain the integrity and accuracy of their vulnerability database. Withdrawn candidates are removed from active consideration and do not appear in official CVE records or security advisories. This process ensures that only properly validated and documented vulnerabilities receive official CVE identifiers, maintaining trust in the CVE system among security practitioners, vendors, and organizations relying on standardized vulnerability nomenclature for their security operations.
Security teams should be aware that withdrawn CVE candidates may occasionally appear in legacy systems or outdated documentation due to historical data retention practices. However, these entries carry no operational value and should never be implemented as part of vulnerability management workflows or security controls. When encountered during security assessments or penetration testing activities, such withdrawn candidates should be immediately disregarded and not used for threat modeling or risk evaluation purposes.
The CVE program maintains strict guidelines regarding candidate number assignment and withdrawal to prevent confusion in the security community and ensure that only legitimate vulnerabilities receive official identification. Withdrawal of a candidate number reflects the program's commitment to accuracy and prevents potential misclassification of security issues that could lead to improper remediation efforts or false positive security alerts. This administrative process underscores the importance of maintaining accurate vulnerability databases for effective cybersecurity operations and incident response activities.
Organizations should implement processes to regularly synchronize their vulnerability management systems with current CVE data feeds to ensure they are only working with valid, active CVE identifiers. The withdrawal of this candidate number serves as a reminder that security databases require continuous maintenance and validation to prevent the propagation of invalid or obsolete vulnerability information. Security professionals must remain vigilant in verifying the legitimacy of any CVE references they encounter during their work activities.
The CVE program's withdrawal procedures align with industry best practices for maintaining authoritative vulnerability databases, ensuring that security professionals have access to only verified and validated security issues when conducting risk assessments or implementing security controls. This withdrawn candidate number represents an administrative cleanup process rather than a security concern, emphasizing the importance of proper validation before assigning formal vulnerability identifiers. Such processes help maintain the credibility and reliability of CVE as a standard reference point for vulnerability identification across global cybersecurity operations.