Ubuntu Security Notice 3943-1 - It was discovered that Wget incorrectly handled certain inputs. An attacker could possibly use this issue to access sensitive information. This issue only affected Ubuntu 18.04 LTS and Ubuntu 18.10. Kusano Kazuhiko discovered that Wget incorrectly handled certain inputs. An attacker could possibly use this issue to execute arbitrary code. Various other issues were also addressed.
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Ubuntu Security Notice USN-3943-1
April 08, 2019
wget vulnerabilities
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A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 18.10
- Ubuntu 18.04 LTS
- Ubuntu 16.04 LTS
- Ubuntu 14.04 LTS
Summary:
Several security issues were fixed in Wget.
Software Description:
- wget: retrieves files from the web
Details:
It was discovered that Wget incorrectly handled certain inputs.
An attacker could possibly use this issue to access sensitive
information. This issue only affected Ubuntu 18.04 LTS and
Ubuntu 18.10. (CVE-2018-20483)
Kusano Kazuhiko discovered that Wget incorrectly handled certain
inputs. An attacker could possibly use this issue to execute arbitrary
code. (CVE-2019-5953)
Update instructions:
The problem can be corrected by updating your system to the following
package versions:
Ubuntu 18.10:
wget 1.19.5-1ubuntu1.1
Ubuntu 18.04 LTS:
wget 1.19.4-1ubuntu2.2
Ubuntu 16.04 LTS:
wget 1.17.1-1ubuntu1.5
Ubuntu 14.04 LTS:
wget 1.15-1ubuntu1.14.04.5
In general, a standard system update will make all the necessary
changes.
References:
https://usn.ubuntu.com/usn/usn-3943-1
CVE-2018-20483, CVE-2019-5953
Package Information:
https://launchpad.net/ubuntu/+source/wget/1.19.5-1ubuntu1.1
https://launchpad.net/ubuntu/+source/wget/1.19.4-1ubuntu2.2
https://launchpad.net/ubuntu/+source/wget/1.17.1-1ubuntu1.5
https://launchpad.net/ubuntu/+source/wget/1.15-1ubuntu1.14.04.5