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Ubuntu 17.04 USN-3262-1 Moderate: Curl Network Access Threat

ubuntu
Calendar Grey April 21, 2017
Dist Ubuntu Esm H88
Ubuntu Security Alert USN-3262-1 addresses a curl vulnerability that enables unauthorized network access stemming from improper TLS handling.
Applications using curl could allow unintended access over the network.

Summary

Applications using curl could allow unintended access over the network.

Software Description:

- curl: HTTP, HTTPS, and FTP client and client libraries

Details:

It was discovered that curl incorrectly handled client certificates when

resuming a TLS session. A remote attacker could use this to hijack a

previously authenticated connection.

Topics%20covered

Topics Covered

security advisory moderate severity ubuntu curl network access tls

Update Instructions

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

Ubuntu 17.04:
  curl                            7.52.1-4ubuntu1.1
  libcurl3                        7.52.1-4ubuntu1.1
  libcurl3-gnutls                 7.52.1-4ubuntu1.1
  libcurl3-nss                    7.52.1-4ubuntu1.1

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

References

CVE-2017-7468

April 20, 2017

Topics%20covered

Topics Covered

security advisory moderate severity ubuntu curl network access tls

Package Information

https://launchpad.net/ubuntu/+source/curl/7.52.1-4ubuntu1.1

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