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MEDIUM · 5.5

CVE-2019-8839

A buffer overflow was addressed with improved bounds checking. This issue is fixed in macOS Catalina 10.15.2, Security Update 2019-002 Mojave, and Security Update 2019-007 High Sierra. An attacker in ...

Vulnerability Description

A buffer overflow was addressed with improved bounds checking. This issue is fixed in macOS Catalina 10.15.2, Security Update 2019-002 Mojave, and Security Update 2019-007 High Sierra. An attacker in a privileged position may be able to perform a denial of service attack.

CVSS Score

5.5

MEDIUM

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

Affected Products

VendorProductVersions
AppleMac Os X< 10.15.2

Related Weaknesses (CWE)

CWE-120

References

FAQ

What is CVE-2019-8839?

CVE-2019-8839 is a vulnerability with a CVSS score of 5.5 (MEDIUM). A buffer overflow was addressed with improved bounds checking. This issue is fixed in macOS Catalina 10.15.2, Security Update 2019-002 Mojave, and Security Update 2019-007 High Sierra. An attacker in ...

How severe is CVE-2019-8839?

CVE-2019-8839 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2019-8839?

Check the references section above for vendor advisories and patch information. Affected products include: Apple Mac Os X.