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amazonAmazonALAS-2023-1738
HistoryApr 27, 2023 - 4:19 p.m.

Important: tomcat7

2023-04-2716:19:00
alas.aws.amazon.com
13
tomcat7
securityconstraints
sourcecode
memoryleak
apachecommons
fileupload
dos
cve-2017-12616
cve-2022-4132
cve-2023-24998
redhat
mitre
unix

5 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

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

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

0.908 High

EPSS

Percentile

98.9%

Issue Overview:

2023-05-11: CVE-2017-12616 was added to this advisory.

When using a VirtualDirContext with Apache Tomcat 7.0.0 to 7.0.80 it was possible to bypass security constraints and/or view the source code of JSPs for resources served by the VirtualDirContext using a specially crafted request. (
CVE-2017-12616)

Tomcat: Memory leak (CVE-2022-4132)

Apache Commons FileUpload before 1.5 does not limit the number of request parts to be processed resulting in the possibility of an attacker triggering a DoS with a malicious upload or series of uploads. Note that, like all of the file upload limits, the new configuration option (FileUploadBase#setFileCountMax) is not enabled by default and must be explicitly configured. (CVE-2023-24998)

Affected Packages:

tomcat7

Issue Correction:
Run yum update tomcat7 to update your system.

New Packages:

noarch:  
    tomcat7-7.0.109-1.42.amzn1.noarch  
    tomcat7-javadoc-7.0.109-1.42.amzn1.noarch  
    tomcat7-jsp-2.2-api-7.0.109-1.42.amzn1.noarch  
    tomcat7-docs-webapp-7.0.109-1.42.amzn1.noarch  
    tomcat7-el-2.2-api-7.0.109-1.42.amzn1.noarch  
    tomcat7-log4j-7.0.109-1.42.amzn1.noarch  
    tomcat7-servlet-3.0-api-7.0.109-1.42.amzn1.noarch  
    tomcat7-lib-7.0.109-1.42.amzn1.noarch  
    tomcat7-admin-webapps-7.0.109-1.42.amzn1.noarch  
    tomcat7-webapps-7.0.109-1.42.amzn1.noarch  
  
src:  
    tomcat7-7.0.109-1.42.amzn1.src  

Additional References

Red Hat: CVE-2017-12616, CVE-2022-4132, CVE-2023-24998

Mitre: CVE-2017-12616, CVE-2022-4132, CVE-2023-24998

5 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

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

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

0.908 High

EPSS

Percentile

98.9%