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amazonAmazonALAS-2017-854
HistoryJul 06, 2017 - 5:25 p.m.

Important: tomcat8

2017-07-0617:25:00
alas.aws.amazon.com
15

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

NONE

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

5 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

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

0.009 Low

EPSS

Percentile

82.2%

Issue Overview:

Security constrained bypass in error page mechanism:
A vulnerability was discovered in the error page mechanism in Tomcat’s DefaultServlet implementation. A crafted HTTP request could cause undesired side effects, possibly including the removal or replacement of the custom error page. (CVE-2017-5664)

Affected Packages:

tomcat8

Issue Correction:
Run yum update tomcat8 to update your system.

New Packages:

noarch:  
    tomcat8-8.0.44-1.71.amzn1.noarch  
    tomcat8-el-3.0-api-8.0.44-1.71.amzn1.noarch  
    tomcat8-webapps-8.0.44-1.71.amzn1.noarch  
    tomcat8-servlet-3.1-api-8.0.44-1.71.amzn1.noarch  
    tomcat8-docs-webapp-8.0.44-1.71.amzn1.noarch  
    tomcat8-admin-webapps-8.0.44-1.71.amzn1.noarch  
    tomcat8-jsp-2.3-api-8.0.44-1.71.amzn1.noarch  
    tomcat8-javadoc-8.0.44-1.71.amzn1.noarch  
    tomcat8-log4j-8.0.44-1.71.amzn1.noarch  
    tomcat8-lib-8.0.44-1.71.amzn1.noarch  
  
src:  
    tomcat8-8.0.44-1.71.amzn1.src  

Additional References

Red Hat: CVE-2017-5664

Mitre: CVE-2017-5664

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

NONE

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

5 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

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

0.009 Low

EPSS

Percentile

82.2%