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[email protected]CVE-2021-43544

HistoryDec 08, 2021 - 10:15 p.m.

CVE-2021-43544

2021-12-0822:15:09

CWE-79

[email protected]

web.nvd.nist.gov

cve-2021-43544

firefox

android

url handling

xss

spoofing

vulnerability

4.3 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

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

6.1 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

5.4 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

33.7%

JSON

When receiving a URL through a SEND intent, Firefox would have searched for the text, but subsequent usages of the address bar might have caused the URL to load unintentionally, which could lead to XSS and spoofing attacks. This bug only affects Firefox for Android. Other operating systems are unaffected.. This vulnerability affects Firefox < 95.

Affected configurations

Vulners

NVD

Node

mozillafirefoxRange≤95

VendorProductVersionCPE
mozillafirefox*cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
mozilla	firefox	*	cpe:2.3:a:mozilla:firefox::::::::

CNA Affected

[
  {
    "product": "Firefox",
    "vendor": "Mozilla",
    "versions": [
      {
        "lessThan": "95",
        "status": "affected",
        "version": "unspecified",
        "versionType": "custom"
      }
    ]
  }
]