CVE-2021-308588.8HighCWE-416

CVE-2021-30858: Apple macOS vulnerability

Apple · macOS

Vendor fix available · Affected: Apple macOS · Exploitation: in CISA KEV since 3 Nov 2021

Not in CyberSIXT coverage yet: no article names this CVE. This page shows the public record.

ExploitationIn CISA KEV

In CISA KEVCISA KEV catalogue3 Nov 2021
Exploited (reported): not seen
Scanning observed: not seen
Proof of concept public: not seen
Not established: not seen

13.4%probability of exploitation in the next 30 days

96th percentile

050100

Higher than 96% of scored CVEs

8.8HighCVSS 3.1

LowMediumHighCrit.

DescriptionCVE.org

A use after free issue was addressed with improved memory management. This issue is fixed in iOS 14.8 and iPadOS 14.8, macOS Big Sur 11.6. Processing maliciously crafted web content may lead to arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited.

Affected products2

From the CVE record. A product or version that is not listed is unknown, not unaffected.

Apple · macOSbefore 11.6
Apple · iOSbefore 14.8

On the Atlas

Every published CVE is on the CyberSIXT Atlas, grouped by weakness, vendor and month.

Open the Atlas

Exploitation: Exploited in the wild. Listed in the CISA Known Exploited Vulnerabilities catalogue.
CISA KEV: Listed since 3 Nov 2021 · catalogue entry
Public check: No public nuclei template
Weakness: Use After Free · Memory Corruption
Vendor: Apple
Published: August 2021
Band: Exploited in the wild, August 2021

What changed

3 Nov 2021
CISA added it to the KEV catalogue CISA

CoverageNo articles yet

No CyberSIXT article names CVE-2021-30858 yet, so there is no coverage timeline, action brief or change log for it. Everything on this page comes from the public CVE record, CISA KEV, EPSS and the nuclei template index. Search the archive or see the CVEs in the news.

References

7 more references are in the CVE record.