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ubuntucveUbuntu.comUB:CVE-2020-13956
HistoryDec 02, 2020 - 12:00 a.m.

CVE-2020-13956

2020-12-0200:00:00
ubuntu.com
ubuntu.com
43
apache httpclient
vulnerability
uri
parsing
java.net.uri
target host
request execution
unix

CVSS2

5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

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

CVSS3

5.3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

LOW

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

EPSS

0.002

Percentile

53.0%

Apache HttpClient versions prior to version 4.5.13 and 5.0.3 can
misinterpret malformed authority component in request URIs passed to the
library as java.net.URI object and pick the wrong target host for request
execution.

OSVersionArchitecturePackageVersionFilename
ubuntu18.04noarchhttpcomponents-client< 4.5.5-1ubuntu0.1~esm1UNKNOWN
ubuntu20.04noarchhttpcomponents-client< 4.5.11-1ubuntu0.1~esm1UNKNOWN
ubuntu14.04noarchhttpcomponents-client< 4.3.3-1ubuntu0.1+esm2UNKNOWN
ubuntu16.04noarchhttpcomponents-client< 4.5.1-1ubuntu0.1~esm1UNKNOWN

CVSS2

5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

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

CVSS3

5.3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

LOW

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

EPSS

0.002

Percentile

53.0%