CVE-2021-41079

2021-09-1600:00:00

ubuntu.com

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

4.3 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

0.005 Low

EPSS

Percentile

75.0%

JSON

Apache Tomcat 8.5.0 to 8.5.63, 9.0.0-M1 to 9.0.43 and 10.0.0-M1 to 10.0.2
did not properly validate incoming TLS packets. When Tomcat was configured
to use NIO+OpenSSL or NIO2+OpenSSL for TLS, a specially crafted packet
could be used to trigger an infinite loop resulting in a denial of service.

OSVersionArchitecturePackageVersionFilename
ubuntu14.04noarchtomcat6< anyUNKNOWN
ubuntu16.04noarchtomcat6< anyUNKNOWN
ubuntu18.04noarchtomcat7< anyUNKNOWN
ubuntu14.04noarchtomcat7< anyUNKNOWN
ubuntu16.04noarchtomcat7< anyUNKNOWN
ubuntu18.04noarchtomcat8< anyUNKNOWN
ubuntu16.04noarchtomcat8< anyUNKNOWN
ubuntu18.04noarchtomcat9< 9.0.16-3ubuntu0.18.04.2UNKNOWN
ubuntu20.04noarchtomcat9< 9.0.31-1ubuntu0.2UNKNOWN
ubuntu22.04noarchtomcat9< anyUNKNOWN

OS	Version	Architecture	Package	Version	Filename
ubuntu	14.04	noarch	tomcat6	< any	UNKNOWN
ubuntu	16.04	noarch	tomcat6	< any	UNKNOWN
ubuntu	18.04	noarch	tomcat7	< any	UNKNOWN
ubuntu	14.04	noarch	tomcat7	< any	UNKNOWN
ubuntu	16.04	noarch	tomcat7	< any	UNKNOWN
ubuntu	18.04	noarch	tomcat8	< any	UNKNOWN
ubuntu	16.04	noarch	tomcat8	< any	UNKNOWN
ubuntu	18.04	noarch	tomcat9	< 9.0.16-3ubuntu0.18.04.2	UNKNOWN
ubuntu	20.04	noarch	tomcat9	< 9.0.31-1ubuntu0.2	UNKNOWN
ubuntu	22.04	noarch	tomcat9	< any	UNKNOWN