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AUSCERT External Security Bulletin Redistribution
ESB-2019.3379
USN-4123-1: npm/fstream vulnerability
6 September 2019
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AusCERT Security Bulletin Summary
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Product: npm/fstream
Publisher: Ubuntu
Operating System: Ubuntu
Impact/Access: Overwrite Arbitrary Files -- Remote/Unauthenticated
Resolution: Patch/Upgrade
CVE Names: CVE-2019-13173
Reference: ESB-2019.2944
ESB-2019.3007.3
Original Bulletin:
https://usn.ubuntu.com/4123-1/
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USN-4123-1: npm/fstream vulnerability
5 September 2019
npm/fstream vulnerability
A security issue affects these releases of Ubuntu and its derivatives:
o Ubuntu 19.04
o Ubuntu 18.04 LTS
Summary
npm/fstream could be made to overwrite files.
Software Description
o node-fstream - Advanced filesystem streaming tools for Node.js
Details
It was discovered that npm/fstream incorrectly handled certain crafted
tarballs. An attacker could use this vulnerability to write aritrary files to
the filesystem.
Update instructions
The problem can be corrected by updating your system to the following package
versions:
Ubuntu 19.04
node-fstream - 1.0.10-1ubuntu0.19.04.2
Ubuntu 18.04 LTS
node-fstream - 1.0.10-1ubuntu0.18.04.1
To update your system, please follow these instructions: https://
wiki.ubuntu.com/Security/Upgrades .
In general, a standard system update will make all the necessary changes.
References
o CVE-2019-13173
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