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mozillaMozilla FoundationMFSA2009-05
HistoryFeb 03, 2009 - 12:00 a.m.

XMLHttpRequest allows reading HTTPOnly cookies — Mozilla

2009-02-0300:00:00
Mozilla Foundation
www.mozilla.org
16

5 Medium

CVSS2

Access Vector

NETWORK

Access 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

0.005 Low

EPSS

Percentile

75.4%

Developer and Mozilla community member Wladimir Palant reported that cookies marked HTTPOnly were readable by JavaScript via the XMLHttpRequest.getResponseHeader and XMLHttpRequest.getAllResponseHeaders APIs. This vulnerability bypasses the security mechanism provided by the HTTPOnly flag which intends to restrict JavaScript access to document.cookie.

CPENameOperatorVersion
firefoxlt3.0.6
seamonkeylt1.1.15

5 Medium

CVSS2

Access Vector

NETWORK

Access 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

0.005 Low

EPSS

Percentile

75.4%