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tomcatApache TomcatTOMCAT:3C894B78CB6026265DCB4F6CBB52E528
HistoryMay 03, 2018 - 12:00 a.m.

Fixed in Apache Tomcat 9.0.8

2018-05-0300:00:00
Apache Tomcat
tomcat.apache.org
12

5 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

0.018 Low

EPSS

Percentile

88.4%

Important: A bug in the UTF-8 decoder can lead to DoS CVE-2018-1336

An improper handing of overflow in the UTF-8 decoder with supplementary characters can lead to an infinite loop in the decoder causing a Denial of Service.

This was fixed in revision 1830373.

This issue was reported publicly on 6 April 2018 and formally announced as a vulnerability on 22 July 2018.

Affects: 9.0.0.M1 to 9.0.7

CPENameOperatorVersion
apache tomcatge9.0.0.M1
apache tomcatle9.0.7

5 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

0.018 Low

EPSS

Percentile

88.4%