Lucene search

K
mozillaMozilla FoundationMFSA2013-70
HistoryAug 06, 2013 - 12:00 a.m.

Bypass of XrayWrappers using XBL Scopes — Mozilla

2013-08-0600:00:00
Mozilla Foundation
www.mozilla.org
17

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

0.001 Low

EPSS

Percentile

50.2%

Mozilla Developer Bobby Holley and Mozilla security researcher moz_bug_r_a4 discovered a mechanism where XBL scopes can be be used to circumvent XrayWrappers from within the Chrome on unprivileged objects. This allows web content to potentially confuse privileged code and weaken invariants and can lead to cross-site scripting (XSS) attacks.

Affected configurations

Vulners
Node
mozillafirefoxRange<23
OR
mozillaseamonkeyRange<2.20
CPENameOperatorVersion
firefoxlt23
seamonkeylt2.20

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

0.001 Low

EPSS

Percentile

50.2%