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CVE-2020-13934

Medium priority

Some fixes available 1 of 8

An h2c direct connection to Apache Tomcat 10.0.0-M1 to 10.0.0-M6, 9.0.0.M5 to 9.0.36 and 8.5.1 to 8.5.56 did not release the HTTP/1.1 processor after the upgrade to HTTP/2. If a sufficient number of such requests were made, an...

4 affected packages

tomcat6, tomcat7, tomcat8, tomcat9

Package	24.04 LTS	22.04 LTS	20.04 LTS	18.04 LTS	16.04 LTS
tomcat6	Not in release	Not in release	Not in release	Not in release	Needs evaluation
tomcat7	Not in release	Not in release	Not in release	Needs evaluation	Needs evaluation
tomcat8	Not in release	Not in release	Not in release	Needs evaluation	Not affected
tomcat9	Not affected	Not affected	Fixed	Needs evaluation	Not in release

CVE-2020-11996

Medium priority

Some fixes available 1 of 4

A specially crafted sequence of HTTP/2 requests sent to Apache Tomcat 10.0.0-M1 to 10.0.0-M5, 9.0.0.M1 to 9.0.35 and 8.5.0 to 8.5.55 could trigger high CPU usage for several seconds. If a sufficient number of such requests were...

2 affected packages

tomcat8, tomcat9

Package	24.04 LTS	22.04 LTS	20.04 LTS	18.04 LTS	16.04 LTS
tomcat8	Not in release	Not in release	Not in release	Needs evaluation	Not affected
tomcat9	Not affected	Not affected	Fixed	Needs evaluation	Not in release

CVE-2020-9484

Low priority

Some fixes available 7 of 8

When using Apache Tomcat versions 10.0.0-M1 to 10.0.0-M4, 9.0.0.M1 to 9.0.34, 8.5.0 to 8.5.54 and 7.0.0 to 7.0.103 if a) an attacker is able to control the contents and name of a file on the server; and b) the server is configured...

3 affected packages

tomcat7, tomcat8, tomcat9

Package	24.04 LTS	22.04 LTS	20.04 LTS	18.04 LTS	16.04 LTS
tomcat7	Not in release	Not in release	Not in release	Fixed	Fixed
tomcat8	Not in release	Not in release	Not in release	Fixed	Fixed
tomcat9	Not affected	Not affected	Fixed	Fixed	Not in release

CVE-2020-1938

Low priority

Ignored

When using the Apache JServ Protocol (AJP), care must be taken when trusting incoming connections to Apache Tomcat. Tomcat treats AJP connections as having higher trust than, for example, a similar HTTP connection. If such...

3 affected packages

tomcat7, tomcat8, tomcat9

Package	24.04 LTS	22.04 LTS	20.04 LTS	18.04 LTS	16.04 LTS
tomcat7	Not in release	Not in release	Not in release	Ignored	Ignored
tomcat8	Not in release	Not in release	Not in release	Ignored	Ignored
tomcat9	Not affected	Not affected	Not affected	Ignored	Not in release

CVE-2020-1935

Low priority

Some fixes available 1 of 7

In Apache Tomcat 9.0.0.M1 to 9.0.30, 8.5.0 to 8.5.50 and 7.0.0 to 7.0.99 the HTTP header parsing code used an approach to end-of-line parsing that allowed some invalid HTTP headers to be parsed as valid. This led to a possibility...

3 affected packages

tomcat7, tomcat8, tomcat9

Package	24.04 LTS	22.04 LTS	20.04 LTS	18.04 LTS	16.04 LTS
tomcat7	Not in release	Not in release	Not in release	Needs evaluation	Needs evaluation
tomcat8	Not in release	Not in release	Not in release	Needs evaluation	Fixed
tomcat9	Not affected	Not affected	Not affected	Needs evaluation	Not in release

CVE-2019-17569

Low priority

Not affected

The refactoring present in Apache Tomcat 9.0.28 to 9.0.30, 8.5.48 to 8.5.50 and 7.0.98 to 7.0.99 introduced a regression. The result of the regression was that invalid Transfer-Encoding headers were incorrectly processed leading...

3 affected packages

tomcat7, tomcat8, tomcat9

Package	24.04 LTS	22.04 LTS	20.04 LTS	18.04 LTS	16.04 LTS
tomcat7	—	—	—	Not affected	Not affected
tomcat8	—	—	—	Not affected	Not affected
tomcat9	—	—	—	Not affected	Not in release

CVE-2019-12418

Medium priority

Some fixes available 1 of 8

When Apache Tomcat 9.0.0.M1 to 9.0.28, 8.5.0 to 8.5.47, 7.0.0 and 7.0.97 is configured with the JMX Remote Lifecycle Listener, a local attacker without access to the Tomcat process or configuration files is able to manipulate the...

3 affected packages

tomcat7, tomcat8, tomcat9

Package	24.04 LTS	22.04 LTS	20.04 LTS	18.04 LTS	16.04 LTS
tomcat7	Not in release	Not in release	Not in release	Needs evaluation	Needs evaluation
tomcat8	Not in release	Not in release	Not in release	Needs evaluation	Fixed
tomcat9	Not affected	Not affected	Not affected	Needs evaluation	Not in release

CVE-2019-17563

Low priority

Some fixes available 1 of 8

When using FORM authentication with Apache Tomcat 9.0.0.M1 to 9.0.29, 8.5.0 to 8.5.49 and 7.0.0 to 7.0.98 there was a narrow window where an attacker could perform a session fixation attack. The window was considered too narrow...

3 affected packages

tomcat7, tomcat8, tomcat9

Package	24.04 LTS	22.04 LTS	20.04 LTS	18.04 LTS	16.04 LTS
tomcat7	Not in release	Not in release	Not in release	Needs evaluation	Needs evaluation
tomcat8	Not in release	Not in release	Not in release	Needs evaluation	Fixed
tomcat9	Not affected	Not affected	Not affected	Needs evaluation	Not in release

CVE-2019-10072

Medium priority

Some fixes available 3 of 5

The fix for CVE-2019-0199 was incomplete and did not address HTTP/2 connection window exhaustion on write in Apache Tomcat versions 9.0.0.M1 to 9.0.19 and 8.5.0 to 8.5.40 . By not sending WINDOW_UPDATE messages for the connection...

2 affected packages

tomcat8, tomcat9

Package	24.04 LTS	22.04 LTS	20.04 LTS	18.04 LTS	16.04 LTS
tomcat8	—	—	—	Fixed	Not affected
tomcat9	—	—	—	Fixed	Not in release

CVE-2019-0221

Low priority

Some fixes available 7 of 10

The SSI printenv command in Apache Tomcat 9.0.0.M1 to 9.0.0.17, 8.5.0 to 8.5.39 and 7.0.0 to 7.0.93 echoes user provided data without escaping and is, therefore, vulnerable to XSS. SSI is disabled by default. The printenv command...

3 affected packages

tomcat7, tomcat8, tomcat9

Package	24.04 LTS	22.04 LTS	20.04 LTS	18.04 LTS	16.04 LTS
tomcat7	Not in release	Not in release	Not in release	Fixed	Fixed
tomcat8	Not in release	Not in release	Not in release	Fixed	Fixed
tomcat9	Not affected	Not affected	Not affected	Fixed	Not in release

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