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Ubuntu 18.04 & 16.04: USN-4089-1 Critical:ruby-rack XSS Risk

ubuntu
Calendar Grey August 7, 2019
Dist Ubuntu Esm H88
Ubuntu 4089-1 resolves a significant vulnerability in ruby-rack, which could lead to XSS attacks. Ensure your systems are updated promptly!
Rack could allow cross-site scripting (XSS) attacks.

Summary

Rack could allow cross-site scripting (XSS) attacks.

Software Description:

- ruby-rack: modular Ruby webserver interface

Details:

It was discovered that Rack incorrectly handled carefully crafted requests. A

remote attacker could use this issue to execute a cross-site scripting (XSS)

attack.

Topics%20covered

Topics Covered

security advisory critical ubuntu xss attack ruby-rack

Update Instructions

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 18.04 LTS:
  ruby-rack                       1.6.4-4ubuntu0.1

Ubuntu 16.04 LTS:
  ruby-rack                       1.6.4-3ubuntu0.1

In general, a standard system update will make all the necessary changes.

References

CVE-2018-16471

Severity
critical
Lowest
Low
Medium
High
Critical

August 07, 2019

Topics%20covered

Topics Covered

security advisory critical ubuntu xss attack ruby-rack

Package Information

https://launchpad.net/ubuntu/+source/ruby-rack/1.6.4-4ubuntu0.1
https://launchpad.net/ubuntu/+source/ruby-rack/1.6.4-3ubuntu0.1

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