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CRITICAL · 9.8

CVE-2023-4058

Memory safety bugs present in Firefox 115. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code....

Vulnerability Description

Memory safety bugs present in Firefox 115. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox < 116.

CVSS Score

9.8

CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Affected Products

VendorProductVersions
MozillaFirefox< 116.0

Related Weaknesses (CWE)

CWE-787

References

FAQ

What is CVE-2023-4058?

CVE-2023-4058 is a vulnerability with a CVSS score of 9.8 (CRITICAL). Memory safety bugs present in Firefox 115. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code....

How severe is CVE-2023-4058?

CVE-2023-4058 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2023-4058?

Check the references section above for vendor advisories and patch information. Affected products include: Mozilla Firefox.