Remote compromise via content-defined setter on object prototypes — Mozilla

2006-06-0100:00:00

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

0.759

Percentile

98.2%

JSON

Paul Nickerson discovered that content-defined setters on an object prototype were getting called by privileged UI code, and moz_bug_r_a4 was able to develop an exploit PoC that demonstrated that the higher privilege level could be passed along to the content-defined attack code.

Affected configurations

Vulners

Node

mozillafirefoxRange<1.5.0.4

mozillaseamonkeyRange<1.0.2

mozillathunderbirdRange<1.5.0.4

VendorProductVersionCPE
mozillafirefox*cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*
mozillaseamonkey*cpe:2.3:a:mozilla:seamonkey:*:*:*:*:*:*:*:*
mozillathunderbird*cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
mozilla	firefox	*	cpe:2.3:a:mozilla:firefox::::::::
mozilla	seamonkey	*	cpe:2.3:a:mozilla:seamonkey::::::::
mozilla	thunderbird	*	cpe:2.3:a:mozilla:thunderbird::::::::