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MEDIUM · 4.3

CVE-2019-9807

When arbitrary text is sent over an FTP connection and a page reload is initiated, it is possible to create a modal alert message with this text as the content. This could potentially be used for soci...

Vulnerability Description

When arbitrary text is sent over an FTP connection and a page reload is initiated, it is possible to create a modal alert message with this text as the content. This could potentially be used for social engineering attacks. This vulnerability affects Firefox < 66.

CVSS Score

4.3

MEDIUM

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality
NONE
Integrity
LOW
Availability
NONE

Affected Products

VendorProductVersions
MozillaFirefox< 66.0

Related Weaknesses (CWE)

CWE-20

References

FAQ

What is CVE-2019-9807?

CVE-2019-9807 is a vulnerability with a CVSS score of 4.3 (MEDIUM). When arbitrary text is sent over an FTP connection and a page reload is initiated, it is possible to create a modal alert message with this text as the content. This could potentially be used for soci...

How severe is CVE-2019-9807?

CVE-2019-9807 has been rated MEDIUM with a CVSS base score of 4.3/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2019-9807?

Check the references section above for vendor advisories and patch information. Affected products include: Mozilla Firefox.