Buffer overflow in Apple Ios

CVE-2021-30799

Multiple memory corruption issues were addressed with improved memory handling. This issue is fixed in iOS 14.7, macOS Big Sur 11.5, Security Update 2021-004 Catalina, Security Update 2021-005 Mojave. Processing maliciously crafted web con…

Vulnerability class: Buffer Overflow

EPSS: 0.022 (80.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2021-30799?
CVE-2021-30799 is a high-severity vulnerability in Apple Ios, classified under Out-of-bounds Write. CVSS score: 8.8/10. Published 2021-09-08.
How severe is CVE-2021-30799?
High severity. CVSS v3 base score is 8.8 out of 10.