Coverage › CVE-2021-30900
CVE-2021-30900 Unmapped
Apple iOS, iPadOS, and macOS Out-of-Bounds Write Vulnerability
- Vendor / product
- Apple — iOS, iPadOS, and macOS
- Description (CISA)
- Apple GPU drivers, included in iOS, iPadOS, and macOS, contain an out-of-bounds write vulnerability that may allow a malicious application to execute code with kernel privileges.
- Added to KEV
- 2023-03-30
- Due date
- 2023-04-20
- Required action
- Apply updates per vendor instructions.
- Known ransomware use
- Unknown
- CWE
- CWE-20, CWE-787
- CISA notes
- https://support.apple.com/en-us/HT21286, https://support.apple.com/en-us/HT212868, https://support.apple.com/kb/HT212872
https://nvd.nist.gov/vuln/detail/CVE-2021-30900 - Elsewhere
- cve.org · NVD · CISA KEV · JSON
ATT&CK techniques
No public source states how this vulnerability is exploited in ATT&CK terms.
The only authoritative CVE → ATT&CK mapping in the open — CTID's Mappings Explorer, pinned to a KEV snapshot of 2025-07-28 and ATT&CK 16.1 — does not include CVE-2021-30900. CISA's catalogue carries no technique field. kevmap does not infer techniques from the CWE (CWE-20, CWE-787) — here is why — and does not guess.
This page will change state automatically if a mapping is published. What is shown above is everything CISA publishes about the entry.