CVE-2020-12404

CVSS V2 Medium 4.3 CVSS V3 Medium 4.3

Description

For native-to-JS bridging the app requires a unique token to be passed that ensures non-app code can't call the bridging functions. That token could leak when used for downloading files. This vulnerability affects Firefox for iOS < 26.

Overview

CVE ID
CVE-2020-12404

Assigner
security@mozilla.org

Vulnerability Status
Analyzed

Published Version
2020-07-09T15:15:10

Last Modified Date
2021-07-21T11:39:23

Weakness Enumerations

CWE	URL
CWE-79	http://cwe.mitre.org/data/definitions/79.html

CPE Configuration (Product)

CPE	Vulnerable	Operator	Version Start	Version End
cpe:2.3:a:mozilla:firefox::::::iphone_os::*	1	OR		26.0

CVSS Version 2

Version
2.0

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

Access Vector
NETWORK

Access Compatibility
MEDIUM

Authentication
NONE

Confidentiality Impact
PARTIAL

Integrity Impact
NONE

Availability Impact
NONE

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:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N

Attack Vector
NETWORK

Attack Compatibility
LOW

Privileges Required
NONE

User Interaction
REQUIRED

Scope
UNCHANGED

Confidentiality Impact
LOW

Availability Impact
NONE

Base Score
4.3

Base Severity
MEDIUM

Exploitability Score
2.8

Impact Score
1.4

References

Reference URL	Reference Tags
https://www.mozilla.org/security/advisories/mfsa2020-19/	Vendor Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=1631739	Issue Tracking Permissions Required Vendor Advisory

Sources

Source Name	Source URL
NIST	https://nvd.nist.gov/vuln/detail/CVE-2020-12404
MITRE	https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-12404

History

Created	Old Value	New Value	Data Type	Notes
2022-05-10 07:01:47				Added to TrackCVE
2022-12-04 19:18:44	2020-07-09T15:15Z	2020-07-09T15:15:10	CVE Published Date	updated
2022-12-04 19:18:44		2021-07-21T11:39:23	CVE Modified Date	updated
2022-12-04 19:18:44		Analyzed	Vulnerability Status	updated