CVE Vulnerability

CVE-2019-11761

By using a form with a data URI it was possible to gain access to the privileged JSONView object that had been cloned into content. Impact from exposing this object appears to be minimal, however it was a bypass of existing defense in depth mechanisms. This vulnerability affects Firefox < 70, Thunderbird < 68.2, and Firefox ESR < 68.2.

5.8 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 8.6 / Impact : 4.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact NONE

Scope

5.4 /10

CVSS v3.0 : MEDIUM

V3 Legend

Vector :

Exploitability : 2.8 / Impact : 2.5

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact NONE

Scope UNCHANGED

References
Link Resource
https://www.mozilla.org/security/advisories/mfsa2019-35/ Vendor Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=1561502 Issue Tracking Permissions Required
https://www.mozilla.org/security/advisories/mfsa2019-34/ Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2019-33/ Vendor Advisory
https://security.gentoo.org/glsa/202003-10 Third Party Advisory
https://usn.ubuntu.com/4335-1/ Third Party Advisory
Configurations

Configuration 1

cpe:2.3:a:mozilla:firefox_esr:*:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:*
Information

Published : 2020-01-08 08:15

Updated : 2023-02-01 02:08

NVD link : CVE-2019-11761

Mitre link : CVE-2019-11761

Products Affected

Firefox Esr

Mozilla

CWE
CWE-362

CWE-862