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mozillaMozilla FoundationMFSA2015-149
HistoryDec 15, 2015 - 12:00 a.m.

Cross-site reading attack through data and view-source URIs — Mozilla

2015-12-1500:00:00
Mozilla Foundation
www.mozilla.org
22

5 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

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

0.027 Low

EPSS

Percentile

90.6%

Security researcher Tsubasa Iinuma reported a mechanism to violate same-origin policy to content using data: and view-source: URIs to confuse protections and bypass restrictions. This resulted in the ability to read data from cross-site URLs and local files.

Affected configurations

Vulners
Node
mozillafirefoxRange<43
OR
mozillafirefox_esrRange<38.5
OR
mozillafirefox_osRange<2.5
OR
mozillathunderbirdRange<38.5

5 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

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

0.027 Low

EPSS

Percentile

90.6%