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Vulnerability of OpenStack Octavia: privilege escalation via Client Certificate Not Required

Synthesis of the vulnerability 

An attacker can bypass restrictions via Client Certificate Not Required of OpenStack Octavia, in order to escalate his privileges.
Vulnerable products: Ubuntu.
Severity of this weakness: 2/4.
Creation date: 11/10/2019.
Références of this bulletin: CVE-2019-17134, OSSA-2019-005, USN-4153-1, VIGILANCE-VUL-30600.

Description of the vulnerability 

An attacker can bypass restrictions via Client Certificate Not Required of OpenStack Octavia, in order to escalate his privileges.
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This cybersecurity vulnerability impacts software or systems such as Ubuntu.

Our Vigil@nce team determined that the severity of this vulnerability 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 weakness alert.

Solutions for this threat 

Ubuntu: new octavia packages.
New packages are available:
  Ubuntu 19.04: octavia 4.0.0-0ubuntu1.2
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