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CVE-2019-9809

Date: April 26, 2019

If the source for resources on a page is through an FTP connection, it is possible to trigger a series of modal alert messages for these resources through invalid credentials or locations. These messages cannot be immediately dismissed, allowing for a denial of service (DOS) attack. This vulnerability affects Firefox < 66.

Language: Unix

Severity Score

Related Resources (6)

https://people.canonical.com/~ubuntu-security/cve/CVE-2019-9809
https://bugzilla.mozilla.org/show_bug.cgi?id=1282430
https://nvd.nist.gov/vuln/detail/CVE-2019-9809
https://bugzilla.mozilla.org/show_bug.cgi?id=1523249
https://www.mozilla.org/security/advisories/mfsa2019-07/
https://www.mend.io/vulnerability-database/CVE-2019-9809

Severity Score

Weakness Type (CWE)

Resource Management Errors

CWE-399

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): HIGH

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): LOW
Authentication (AU): NONE
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): PARTIAL
Additional information:

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