CVE-2020-15664

By holding a reference to the eval() function from an about:blank window, a malicious webpage could have gained access to the InstallTrigger object which would allow them to prompt the user to install an extension. Combined with user confusion, this could result in an unintended or malicious extension being installed. This vulnerability affects Firefox < 80, Thunderbird < 78.2, Thunderbird < 68.12, Firefox ESR < 68.12, Firefox ESR < 78.2, and Firefox for Android < 80.

CVSS v3.0 6.5 MEDIUM
CVSS v2.0 4.3 MEDIUM

6.5^/10

CVSS v3.0 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact NONE

Integrity Impact HIGH

Availability Impact NONE

Scope UNCHANGED

4.3^/10

CVSS v2.0 : MEDIUM

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

Exploitability : 8.6 / Impact : 2.9

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact NONE

Integrity Impact PARTIAL

Availability Impact NONE

References

Link	Resource
https://www.mozilla.org/security/advisories/mfsa2020-40/	Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2020-41/	Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2020-36/	Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2020-39/	Vendor Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=1658214	Issue Tracking Permissions Required Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2020-37/	Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2020-38/	Vendor Advisory

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Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:mozilla:firefox::::::-::*
	cpe:2.3:a:mozilla:firefox:::::android:::*
	cpe:2.3:a:mozilla:firefox_esr::::::::
	cpe:2.3:a:mozilla:firefox_esr::::::::
	cpe:2.3:a:mozilla:thunderbird::::::::
	cpe:2.3:a:mozilla:thunderbird::::::::

Information

Published : 2020-10-01 12:15

Updated : 2020-10-13 07:08

NVD link : CVE-2020-15664

Mitre link : CVE-2020-15664

JSON object : View

CWE

CWE-863

Incorrect Authorization

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Products Affected

mozilla

firefox
firefox_esr
thunderbird

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