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tomcatApache TomcatTOMCAT:9ECF11768B6EBC9F08E521F0D05E9017
HistoryMay 16, 2018 - 12:00 a.m.

Fixed in Apache Tomcat 7.0.88

2018-05-1600:00:00
Apache Tomcat
tomcat.apache.org
10

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

5 Medium

CVSS2

Access Vector

NETWORK

Access 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

0.018 Low

EPSS

Percentile

88.0%

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 1830376.

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

Affects: 7.0.28 to 7.0.88

CPENameOperatorVersion
apache tomcatge7.0.28
apache tomcatle7.0.88

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

5 Medium

CVSS2

Access Vector

NETWORK

Access 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

0.018 Low

EPSS

Percentile

88.0%