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NVD Vulnerability Details :
CVE-2019-11707
Analyzed
More InfoOfficial Page
Source-security@mozilla.org
View Known Exploited Vulnerability (KEV) details
Published At-23 Jul, 2019 | 14:15
Updated At-27 Oct, 2025 | 17:04

A type confusion vulnerability can occur when manipulating JavaScript objects due to issues in Array.pop. This can allow for an exploitable crash. We are aware of targeted attacks in the wild abusing this flaw. This vulnerability affects Firefox ESR < 60.7.1, Firefox < 67.0.3, and Thunderbird < 60.7.2.

CISA Catalog
Date AddedDue DateVulnerability NameRequired Action
2022-05-232022-06-13Mozilla Firefox and Thunderbird Type Confusion VulnerabilityApply updates per vendor instructions.
Date Added: 2022-05-23
Due Date: 2022-06-13
Vulnerability Name: Mozilla Firefox and Thunderbird Type Confusion Vulnerability
Required Action: Apply updates per vendor instructions.
Metrics
TypeVersionBase scoreBase severityVector
Primary3.18.8HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Secondary3.18.8HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Primary2.07.5HIGH
AV:N/AC:L/Au:N/C:P/I:P/A:P
Type: Primary
Version: 3.1
Base score: 8.8
Base severity: HIGH
Vector:
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Type: Secondary
Version: 3.1
Base score: 8.8
Base severity: HIGH
Vector:
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Type: Primary
Version: 2.0
Base score: 7.5
Base severity: HIGH
Vector:
AV:N/AC:L/Au:N/C:P/I:P/A:P
CPE Matches
Mozilla Corporation
mozilla
>>firefox>>Versions before 60.7.1(exclusive)
cpe:2.3:a:mozilla:firefox:*:*:*:*:esr:*:*:*
Mozilla Corporation
mozilla
>>firefox>>Versions before 67.0.3(exclusive)
cpe:2.3:a:mozilla:firefox:*:*:*:*:-:*:*:*
Mozilla Corporation
mozilla
>>thunderbird>>Versions before 60.7.2(exclusive)
cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*
Weaknesses
CWE IDTypeSource
CWE-843Primarynvd@nist.gov
CWE-843Secondary134c704f-9b21-4f2e-91b3-4a467353bcc0
CWE ID: CWE-843
Type: Primary
Source: nvd@nist.gov
CWE ID: CWE-843
Type: Secondary
Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0
Evaluator Description
Evaluator Impact

Evaluator Solution

Vendor Statements
References
HyperlinkSourceResource
https://bugzilla.mozilla.org/show_bug.cgi?id=1544386security@mozilla.org
Issue Tracking
Permissions Required
Vendor Advisory
https://security.gentoo.org/glsa/201908-12security@mozilla.org
Third Party Advisory
https://www.mozilla.org/security/advisories/mfsa2019-18/security@mozilla.org
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2019-20/security@mozilla.org
Vendor Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=1544386af854a3a-2127-422b-91ae-364da2661108
Issue Tracking
Permissions Required
Vendor Advisory
https://security.gentoo.org/glsa/201908-12af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://www.mozilla.org/security/advisories/mfsa2019-18/af854a3a-2127-422b-91ae-364da2661108
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2019-20/af854a3a-2127-422b-91ae-364da2661108
Vendor Advisory
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2019-11707134c704f-9b21-4f2e-91b3-4a467353bcc0
US Government Resource
Hyperlink: https://bugzilla.mozilla.org/show_bug.cgi?id=1544386
Source: security@mozilla.org
Resource:
Issue Tracking
Permissions Required
Vendor Advisory
Hyperlink: https://security.gentoo.org/glsa/201908-12
Source: security@mozilla.org
Resource:
Third Party Advisory
Hyperlink: https://www.mozilla.org/security/advisories/mfsa2019-18/
Source: security@mozilla.org
Resource:
Vendor Advisory
Hyperlink: https://www.mozilla.org/security/advisories/mfsa2019-20/
Source: security@mozilla.org
Resource:
Vendor Advisory
Hyperlink: https://bugzilla.mozilla.org/show_bug.cgi?id=1544386
Source: af854a3a-2127-422b-91ae-364da2661108
Resource:
Issue Tracking
Permissions Required
Vendor Advisory
Hyperlink: https://security.gentoo.org/glsa/201908-12
Source: af854a3a-2127-422b-91ae-364da2661108
Resource:
Third Party Advisory
Hyperlink: https://www.mozilla.org/security/advisories/mfsa2019-18/
Source: af854a3a-2127-422b-91ae-364da2661108
Resource:
Vendor Advisory
Hyperlink: https://www.mozilla.org/security/advisories/mfsa2019-20/
Source: af854a3a-2127-422b-91ae-364da2661108
Resource:
Vendor Advisory
Hyperlink: https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2019-11707
Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0
Resource:
US Government Resource
Change History
0Changes found
Details not found