CVE-2015-4520

2015-09-2200:00:00

ubuntu.com

6.4 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

NONE

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

0.016 Low

EPSS

Percentile

87.3%

JSON

Mozilla Firefox before 41.0 and Firefox ESR 38.x before 38.3 allow remote
attackers to bypass CORS preflight protection mechanisms by leveraging (1)
duplicate cache-key generation or (2) retrieval of a value from an
incorrect HTTP Access-Control-* response header.

OSVersionArchitecturePackageVersionFilename
ubuntu12.04noarchfirefox< 41.0+build3-0ubuntu0.12.04.1UNKNOWN
ubuntu14.04noarchfirefox< 41.0+build3-0ubuntu0.14.04.1UNKNOWN
ubuntu15.04noarchfirefox< 41.0+build3-0ubuntu0.15.04.1UNKNOWN
ubuntu12.04noarchthunderbird< 1:38.3.0+build1-0ubuntu0.12.04.1UNKNOWN
ubuntu14.04noarchthunderbird< 1:38.3.0+build1-0ubuntu0.14.04.1UNKNOWN
ubuntu15.04noarchthunderbird< 1:38.3.0+build1-0ubuntu0.15.04.1UNKNOWN

OS	Version	Architecture	Package	Version	Filename
ubuntu	12.04	noarch	firefox	< 41.0+build3-0ubuntu0.12.04.1	UNKNOWN
ubuntu	14.04	noarch	firefox	< 41.0+build3-0ubuntu0.14.04.1	UNKNOWN
ubuntu	15.04	noarch	firefox	< 41.0+build3-0ubuntu0.15.04.1	UNKNOWN
ubuntu	12.04	noarch	thunderbird	< 1:38.3.0+build1-0ubuntu0.12.04.1	UNKNOWN
ubuntu	14.04	noarch	thunderbird	< 1:38.3.0+build1-0ubuntu0.14.04.1	UNKNOWN
ubuntu	15.04	noarch	thunderbird	< 1:38.3.0+build1-0ubuntu0.15.04.1	UNKNOWN