CVE-2019-8839

CVSS V2 Medium 4.3 CVSS V3 Medium 5.5

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.

Overview

CVE ID
CVE-2019-8839

Assigner
product-security@apple.com

Vulnerability Status
Analyzed

Published Version
2020-10-27T20:15:20

Last Modified Date
2020-10-30T18:00:18

Weakness Enumerations

CWE	URL
CWE-120	http://cwe.mitre.org/data/definitions/120.html

CPE Configuration (Product)

CPE	Vulnerable	Operator	Version Start	Version End
cpe:2.3:o:apple:mac_os_x::::::::	1	OR		10.15.2

CVSS Version 2

Version
2.0

Vector String
AV:N/AC:M/Au:N/C:N/I:N/A:P

Access Vector
NETWORK

Access Compatibility
MEDIUM

Authentication
NONE

Confidentiality Impact
NONE

Integrity Impact
NONE

Availability Impact
PARTIAL

Base Score
4.3

Severity
MEDIUM

Exploitability Score
8.6

Impact Score
2.9

CVSS Version 3

Version
3.1

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

Attack Vector
LOCAL

Attack Compatibility
LOW

Privileges Required
NONE

User Interaction
REQUIRED

Scope
UNCHANGED

Confidentiality Impact
NONE

Availability Impact
HIGH

Base Score
5.5

Base Severity
MEDIUM

Exploitability Score
1.8

Impact Score
3.6

References

Reference URL	Reference Tags
https://support.apple.com/en-us/HT210788	Release Notes Vendor Advisory

Sources

Source Name	Source URL
NIST	https://nvd.nist.gov/vuln/detail/CVE-2019-8839
MITRE	https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-8839

History

Created	Old Value	New Value	Data Type	Notes
2022-05-10 16:21:27				Added to TrackCVE
2022-12-05 15:42:13	2020-10-27T20:15Z	2020-10-27T20:15:20	CVE Published Date	updated
2022-12-05 15:42:13		2020-10-30T18:00:18	CVE Modified Date	updated
2022-12-05 15:42:13		Analyzed	Vulnerability Status	updated