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Ubuntu 19.04, 18.04 LTS, 16.04 LTS: Critical Sigil Overwrite Issue

ubuntu
Calendar Grey August 1, 2019
Dist Ubuntu Esm H88
The Ubuntu Security Notice USN-4086-1 highlights a significant privilege escalation vulnerability in the Dovecot service that impacts various releases of Ubuntu.
Sigil could be made to overwrite files.

Summary

Sigil could be made to overwrite files.

Software Description:

- sigil: multi-platform ebook editor

Details:

Mike Salvatore discovered that Sigil mishandled certain malformed EPUB

files. An attacker could use this vulnerability to write arbitrary files to

the filesystem.

Topics%20covered

Topics Covered

security advisory medium severity Ubuntu file access overwrite issue sigil

Update Instructions

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

Ubuntu 19.04:
  sigil                           0.9.13+dfsg-1ubuntu0.1
  sigil-data                      0.9.13+dfsg-1ubuntu0.1

Ubuntu 18.04 LTS:
  sigil                           0.9.9+dfsg-1ubuntu0.1~esm1
  sigil-data                      0.9.9+dfsg-1ubuntu0.1~esm1

Ubuntu 16.04 LTS:
  sigil                           0.9.5+dfsg-0ubuntu1+esm1
  sigil-data                      0.9.5+dfsg-0ubuntu1+esm1

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

References

https://ubuntu.com/security/notices/USN-4085-1

CVE-2019-14452

Severity
critical
Lowest
Low
Medium
High
Critical

August 01, 2019

Topics%20covered

Topics Covered

security advisory medium severity Ubuntu file access overwrite issue sigil

Package Information

https://launchpad.net/ubuntu/+source/sigil/0.9.13+dfsg-1ubuntu0.1
https://launchpad.net/ubuntu/+source/sigil/0.9.9+dfsg-1ubuntu0.1~esm1
https://launchpad.net/ubuntu/+source/sigil/0.9.5+dfsg-0ubuntu1+esm1

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