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kasperskyKaspersky LabKLA11597
HistoryMay 03, 2018 - 12:00 a.m.

KLA11597 DoS vulnerability in Apache Tomcat

2018-05-0300:00:00
Kaspersky Lab
threats.kaspersky.com
16

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

7.9 High

AI Score

Confidence

High

0.018 Low

EPSS

Percentile

88.4%

Unspecified vulnerability was found in Apache Tomcat. Malicious users can exploit this vulnerability via improper handing of overflow in the UTF-8 decoder to cause denial of service.

Original advisories

Apache Tomcat 9.x Security Vulnerabilities

Related products

Apache-Tomcat

CVE list

CVE-2018-1336 warning

Solution

Update to the latest version

Download Tomcat 9

Impacts

  • DoS

Denial of service. Exploitation of vulnerabilities with this impact can lead to loss of system availability or critical functional fault.

Affected Products

  • Apache Tomcat 9.x earlier than 9.0.8Apache Tomcat 8.5.x earlier than 8.5.34Apache Tomcat 8.x earlier than 8.0.53Apache Tomcat 7.x earlier than 7.0.89

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

7.9 High

AI Score

Confidence

High

0.018 Low

EPSS

Percentile

88.4%