Type confusion in Indexed Database Manager — Mozilla

2015-07-0200:00:00

Mozilla Foundation

www.mozilla.org

CVSS2

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

EPSS

0.027

Percentile

90.5%

JSON

Security researcher Paul Bandha reported a type confusion error where part of IDBDatabase is read by the Indexed Database Manager and incorrectly used as a pointer when it shouldn’t be used as such. This leads to memory corruption and the possibility of an exploitable crash.

Affected configurations

Vulners

Node

mozillafirefoxRange<39

mozillafirefox_esrRange<31.8

mozillafirefox_esrRange<38.1

mozillafirefox_osRange<2.2

mozillaseamonkeyRange<2.35

VendorProductVersionCPE
mozillafirefox*cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*
mozillafirefox_esr*cpe:2.3:a:mozilla:firefox_esr:*:*:*:*:*:*:*:*
mozillafirefox_os*cpe:2.3:o:mozilla:firefox_os:*:*:*:*:*:*:*:*
mozillaseamonkey*cpe:2.3:a:mozilla:seamonkey:*:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
mozilla	firefox	*	cpe:2.3:a:mozilla:firefox::::::::
mozilla	firefox_esr	*	cpe:2.3:a:mozilla:firefox_esr::::::::
mozilla	firefox_os	*	cpe:2.3:o:mozilla:firefox_os::::::::
mozilla	seamonkey	*	cpe:2.3:a:mozilla:seamonkey::::::::