The Vigil@nce team watches public vulnerabilities impacting your computers, and then offers security solutions, a vigilance database and tools to fix them.

Vulnerability of CUPS: denial of service via Invalid UTF-8 Username

Synthesis of the vulnerability 

An attacker can generate a fatal error via Invalid UTF-8 Username of CUPS, in order to trigger a denial of service.
Vulnerable systems: CUPS, Debian, openSUSE Leap, Solaris, SUSE Linux Enterprise Desktop, SLES, Ubuntu.
Severity of this threat: 2/4.
Creation date: 27/03/2018.
Références of this weakness: 5143, CVE-2017-18248, DLA-1387-1, DLA-1412-1, openSUSE-SU-2018:2239-1, SUSE-SU-2018:2162-1, USN-3713-1, VIGILANCE-VUL-25658.

Description of the vulnerability 

An attacker can generate a fatal error via Invalid UTF-8 Username of CUPS, in order to trigger a denial of service.
Full bulletin, software filtering, emails, fixes, ... (Request your free trial)

This weakness note impacts software or systems such as CUPS, Debian, openSUSE Leap, Solaris, SUSE Linux Enterprise Desktop, SLES, Ubuntu.

Our Vigil@nce team determined that the severity of this threat note is medium.

The trust level is of type confirmed by the editor, with an origin of intranet client.

An attacker with a expert ability can exploit this computer weakness.

Solutions for this threat 

CUPS: patch for Invalid UTF-8 Username.
A patch is indicated in information sources.

Debian 7: new cups packages.
New packages are available:
  Debian 7: cups 1.5.3-5+deb7u8

Debian 8: new cups packages.
New packages are available:
  Debian 8: cups 1.7.5-11+deb8u3

openSUSE Leap 42.3: new cups packages.
New packages are available:
  openSUSE Leap 42.3: cups 1.7.5-12.6.1

Oracle Solaris: patch for third party software of April 2020 v2.
A patch is available:
  https://support.oracle.com/rs?type=doc&id=1448883.1

SUSE LE 12 SP3: new cups packages.
New packages are available:
  SUSE LE 12 SP3: cups 1.7.5-20.14.1

Ubuntu: new cups packages.
New packages are available:
  Ubuntu 18.04 LTS: cups 2.2.7-1ubuntu2.1
  Ubuntu 17.10: cups 2.2.4-7ubuntu3.1
  Ubuntu 16.04 LTS: cups 2.1.3-4ubuntu0.5
  Ubuntu 14.04 LTS: cups 1.7.2-0ubuntu1.10
Full bulletin, software filtering, emails, fixes, ... (Request your free trial)

Computer vulnerabilities tracking service 

Vigil@nce provides computer vulnerability bulletins. The Vigil@nce team tracks computer vulnerabilities impacting systems and applications.