CVE-2020-13935

2020-07-1400:00:00

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

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

0.154 Low

EPSS

Percentile

95.8%

JSON

The payload length in a WebSocket frame was not correctly validated in
Apache Tomcat 10.0.0-M1 to 10.0.0-M6, 9.0.0.M1 to 9.0.36, 8.5.0 to 8.5.56
and 7.0.27 to 7.0.104. Invalid payload lengths could trigger an infinite
loop. Multiple requests with invalid payload lengths could lead to 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< 8.0.32-1ubuntu1.13UNKNOWN
ubuntu18.04noarchtomcat9< anyUNKNOWN
ubuntu20.04noarchtomcat9< 9.0.31-1ubuntu0.1UNKNOWN

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	< 8.0.32-1ubuntu1.13	UNKNOWN
ubuntu	18.04	noarch	tomcat9	< any	UNKNOWN
ubuntu	20.04	noarch	tomcat9	< 9.0.31-1ubuntu0.1	UNKNOWN