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NVD Vulnerability Details :
CVE-2021-23977
Analyzed
More InfoOfficial Page
Source-security@mozilla.org
View Known Exploited Vulnerability (KEV) details
Published At-26 Feb, 2021 | 03:15
Updated At-27 May, 2022 | 18:20

Firefox for Android suffered from a time-of-check-time-of-use vulnerability that allowed a malicious application to read sensitive data from application directories. Note: This issue is only affected Firefox for Android. Other operating systems are unaffected. This vulnerability affects Firefox < 86.

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
Primary3.15.3MEDIUM
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N
Primary2.02.6LOW
AV:N/AC:H/Au:N/C:P/I:N/A:N
Type: Primary
Version: 3.1
Base score: 5.3
Base severity: MEDIUM
Vector:
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N
Type: Primary
Version: 2.0
Base score: 2.6
Base severity: LOW
Vector:
AV:N/AC:H/Au:N/C:P/I:N/A:N
CPE Matches
Mozilla Corporation
mozilla
>>firefox>>Versions before 86.0(exclusive)
cpe:2.3:a:mozilla:firefox:*:*:*:*:*:android:*:*
Weaknesses
CWE IDTypeSource
CWE-367Primarynvd@nist.gov
CWE ID: CWE-367
Type: Primary
Source: nvd@nist.gov
Evaluator Description
Evaluator Impact

Evaluator Solution

Vendor Statements
References
HyperlinkSourceResource
https://bugzilla.mozilla.org/show_bug.cgi?id=1684761security@mozilla.org
Issue Tracking
Permissions Required
Vendor Advisory
https://security.gentoo.org/glsa/202104-10security@mozilla.org
Third Party Advisory
https://www.mozilla.org/security/advisories/mfsa2021-07/security@mozilla.org
Release Notes
Vendor Advisory
Hyperlink: https://bugzilla.mozilla.org/show_bug.cgi?id=1684761
Source: security@mozilla.org
Resource:
Issue Tracking
Permissions Required
Vendor Advisory
Hyperlink: https://security.gentoo.org/glsa/202104-10
Source: security@mozilla.org
Resource:
Third Party Advisory
Hyperlink: https://www.mozilla.org/security/advisories/mfsa2021-07/
Source: security@mozilla.org
Resource:
Release Notes
Vendor Advisory
Change History
0Changes found
Details not found