Vulnerability CVE-2019-9814

Vulnerability Name:

CVE-2019-9814 (CCN-161334)

Assigned:

2019-05-21

Published:

2019-05-21

Updated:

2021-07-21

Summary:

Mozilla developers and community members reported memory safety bugs present in Firefox 66. Some of these bugs showed evidence of memory corruption and we presume that with enough effort that some of these could be exploited to run arbitrary code. This vulnerability affects Firefox < 67.

CVSS v3 Severity:

9.8 Critical (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)
8.5 High (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C)

Exploitability Metrics:	Attack Vector (AV): Network Attack Complexity (AC): Low Privileges Required (PR): None User Interaction (UI): None
Scope:	Scope (S): Unchanged
Impact Metrics:	Confidentiality (C): High Integrity (I): High Availibility (A): High

8.8 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H)
7.7 High (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C)

Exploitability Metrics:	Attack Vector (AV): Network Attack Complexity (AC): Low Privileges Required (PR): None User Interaction (UI): Required
Scope:	Scope (S): Unchanged
Impact Metrics:	Confidentiality (C): High Integrity (I): High Availibility (A): High

CVSS v2 Severity:

7.5 High (CVSS v2 Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P)

Exploitability Metrics:	Access Vector (AV): Network Access Complexity (AC): Low Authentication (Au): None
Impact Metrics:	Confidentiality (C): Partial Integrity (I): Partial Availibility (A): Partial

9.0 High (CCN CVSS v2 Vector: AV:N/AC:L/Au:S/C:C/I:C/A:C)

Exploitability Metrics:	Access Vector (AV): Network Access Complexity (AC): Low Athentication (Au): Single_Instance
Impact Metrics:	Confidentiality (C): Complete Integrity (I): Complete Availibility (A): Complete

Vulnerability Type:

CWE-119

Vulnerability Consequences:

Gain Access

References:

Source: MITRE
Type: CNA
CVE-2019-9814

Source: MISC
Type: Permissions Required
https://bugzilla.mozilla.org/buglist.cgi?bug_id=1527592%2C1534536%2C1520132%2C1543159%2C1539393%2C1459932%2C1459182%2C1516425

Source: XF
Type: UNKNOWN
firefox-cve20199814-code-exec(161334)

Source: CCN
Type: Mozilla Foundation Security Advisory 2019-13
Security vulnerabilities fixed in Firefox 67

Source: MISC
Type: Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2019-13/

Source: CCN
Type: WhiteSource Vulnerability Database
CVE-2019-9814

Vulnerable Configuration:

Configuration 1:

cpe:/a:mozilla:firefox:*:*:*:*:*:*:*:* (Version < 67.0)

Denotes that component is vulnerable

Oval Definitions

Definition ID	Class	Title	Last Modified
oval:org.opensuse.security:def:111899	P	MozillaFirefox-92.0-1.2 on GA media (Moderate)	2022-01-17
oval:org.opensuse.security:def:105476	P	MozillaFirefox-92.0-1.2 on GA media (Moderate)	2021-10-01
oval:com.ubuntu.bionic:def:201998140000000	V	CVE-2019-9814 on Ubuntu 18.04 LTS (bionic) - medium.	2019-07-23
oval:com.ubuntu.xenial:def:201998140000000	V	CVE-2019-9814 on Ubuntu 16.04 LTS (xenial) - medium.	2019-07-23
oval:com.ubuntu.disco:def:201998140000000	V	CVE-2019-9814 on Ubuntu 19.04 (disco) - medium.	2019-07-23
oval:com.ubuntu.cosmic:def:201998140000000	V	CVE-2019-9814 on Ubuntu 18.10 (cosmic) - medium.	2019-05-21

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