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NVD Vulnerability Details :
CVE-2020-15656
Analyzed
More InfoOfficial Page
Source-security@mozilla.org
View Known Exploited Vulnerability (KEV) details
Published At-10 Aug, 2020 | 18:15
Updated At-02 Feb, 2023 | 22:19

JIT optimizations involving the Javascript arguments object could confuse later optimizations. This risk was already mitigated by various precautions in the code, resulting in this bug rated at only moderate severity. This vulnerability affects Firefox ESR < 78.1, Firefox < 79, and Thunderbird < 78.1.

CISA Catalog
Date AddedDue DateVulnerability NameRequired Action
N/A
Date Added: N/A
Due Date: N/A
Vulnerability Name: N/A
Required Action: N/A
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
Primary2.09.3HIGH
AV:N/AC:M/Au:N/C:C/I:C/A:C
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: Primary
Version: 2.0
Base score: 9.3
Base severity: HIGH
Vector:
AV:N/AC:M/Au:N/C:C/I:C/A:C
CPE Matches
Mozilla Corporation
mozilla
>>firefox>>Versions before 79.0(exclusive)
cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*
Mozilla Corporation
mozilla
>>firefox_esr>>Versions before 78.1(exclusive)
cpe:2.3:a:mozilla:firefox_esr:*:*:*:*:*:*:*:*
Mozilla Corporation
mozilla
>>thunderbird>>Versions before 78.1(exclusive)
cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*
openSUSE
opensuse
>>leap>>15.2
cpe:2.3:o:opensuse:leap:15.2:*:*:*:*:*:*:*
Canonical Ltd.
canonical
>>ubuntu_linux>>16.04
cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:*
Canonical Ltd.
canonical
>>ubuntu_linux>>18.04
cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*
Canonical Ltd.
canonical
>>ubuntu_linux>>20.04
cpe:2.3:o:canonical:ubuntu_linux:20.04:*:*:*:lts:*:*:*
Weaknesses
CWE IDTypeSource
CWE-843Primarynvd@nist.gov
CWE ID: CWE-843
Type: Primary
Source: nvd@nist.gov
Evaluator Description
Evaluator Impact

Evaluator Solution

Vendor Statements
References
HyperlinkSourceResource
http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00025.htmlsecurity@mozilla.org
Third Party Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=1647293security@mozilla.org
Issue Tracking
Permissions Required
Vendor Advisory
https://usn.ubuntu.com/4443-1/security@mozilla.org
Third Party Advisory
https://www.mozilla.org/security/advisories/mfsa2020-30/security@mozilla.org
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2020-32/security@mozilla.org
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2020-33/security@mozilla.org
Vendor Advisory
Hyperlink: http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00025.html
Source: security@mozilla.org
Resource:
Third Party Advisory
Hyperlink: https://bugzilla.mozilla.org/show_bug.cgi?id=1647293
Source: security@mozilla.org
Resource:
Issue Tracking
Permissions Required
Vendor Advisory
Hyperlink: https://usn.ubuntu.com/4443-1/
Source: security@mozilla.org
Resource:
Third Party Advisory
Hyperlink: https://www.mozilla.org/security/advisories/mfsa2020-30/
Source: security@mozilla.org
Resource:
Vendor Advisory
Hyperlink: https://www.mozilla.org/security/advisories/mfsa2020-32/
Source: security@mozilla.org
Resource:
Vendor Advisory
Hyperlink: https://www.mozilla.org/security/advisories/mfsa2020-33/
Source: security@mozilla.org
Resource:
Vendor Advisory
Change History
0Changes found
Details not found