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mozillaMozilla FoundationMFSA2012-82
HistoryOct 09, 2012 - 12:00 a.m.

top object and location property accessible by plugins — Mozilla

2012-10-0900:00:00
Mozilla Foundation
www.mozilla.org
19

4.3 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

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

0.003 Low

EPSS

Percentile

69.3%

Security researcher Mariusz Mlynski reported that the location property can be accessed by binary plugins through top.location and top can be shadowed by Object.defineProperty as well. This can allow for possible cross-site scripting (XSS) attacks through plugins.

Affected configurations

Vulners
Node
mozillafirefoxRange<16
OR
mozillafirefox_esrRange<10.0.8
OR
mozillaseamonkeyRange<2.13
OR
mozillathunderbirdRange<16
OR
mozillathunderbird_esrRange<10.0.8

4.3 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

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

0.003 Low

EPSS

Percentile

69.3%