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kasperskyKaspersky LabKLA12217
HistoryMay 12, 2021 - 12:00 a.m.

KLA12217 SB vulnerability in Apache Tomcat

2021-05-1200:00:00
Kaspersky Lab
threats.kaspersky.com
15

6.5 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

HIGH

Availability Impact

NONE

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

6.5 Medium

AI Score

Confidence

High

5.8 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

NONE

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

0.002 Low

EPSS

Percentile

57.6%

Detect date:

05/12/2021

Severity:

Warning

Description:

A security bypass vulnerability was found in Apache Tomcat. Malicious users can exploit this vulnerability to bypass security restrictions.

Affected products:

Apache Tomcat 8.5.x earlier than 8.5.66
Apache Tomcat 9.x earlier than 9.0.46
Apache Tomcat 10.0.x earlier than 10.0.6

Solution:

Update to the latest version
Tomcat 8.5 Software Downloads
Tomcat 9 Software Downloads
Tomcat 10.0 Software Downloads

Original advisories:

Apache Tomcat 8.5.x vulnerabilities
Apache Tomcat 9.x vulnerabilities
Apache Tomcat 10.0.x vulnerabilities

Impacts:

SB

Related products:

Apache Tomcat

CVE-IDS:

CVE-2021-306406.5High

6.5 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

HIGH

Availability Impact

NONE

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

6.5 Medium

AI Score

Confidence

High

5.8 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

NONE

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

0.002 Low

EPSS

Percentile

57.6%