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Vulnerability Intelligence

Vulnerability IntelligenceCVE-2021-30761

CVE-2021-30761

HIGH8.8

A memory corruption issue was addressed with improved state management

Published Sep 8, 2021

Modified 4 months ago

Details

A memory corruption issue was addressed with improved state management. This issue is fixed in iOS 12.5.4. 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..

References

https://support.apple.com/en-us/HT212548

https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-30761

https://www.cve.org/CVERecord?id=CVE-2021-30761

CVSS Analysis

CVSS v3.1

8.8

Exploitability

Attack Vector

NetworkAV:N

Attack Complexity

LowAC:L

Privileges Required

NonePR:N

User Interaction

RequiredUI:R

Scope

Scope

UnchangedS:U

Impact

Confidentiality

HighC:H

Integrity

HighI:H

Availability

HighA:H

8.8/CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Ecosystems

Timeline

PublishedSep 8, 2021

ModifiedOct 21, 2025

CVE-2021-30761 | Mondoo Vulnerability Intelligence