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Vulnerability of LibEtPan: read-write access via Begin TLS Response

Synthesis of the vulnerability 

An attacker can bypass access restrictions via Begin TLS Response of LibEtPan, in order to read or alter data.
Vulnerable systems: Debian, Fedora, openSUSE Leap, SLES, Ubuntu.
Severity of this threat: 2/4.
Creation date: 17/08/2020.
Références of this weakness: CVE-2020-15953, DLA-2329-1, FEDORA-2020-13ae5f7221, FEDORA-2020-44e52ef729, openSUSE-SU-2020:1454-1, openSUSE-SU-2020:1505-1, USN-4598-1, VIGILANCE-VUL-33086.

Description of the vulnerability 

An attacker can bypass access restrictions via Begin TLS Response of LibEtPan, in order to read or alter data.
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This threat alert impacts software or systems such as Debian, Fedora, openSUSE Leap, SLES, Ubuntu.

Our Vigil@nce team determined that the severity of this computer vulnerability bulletin is medium.

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

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

Solutions for this threat 

Debian 9: new libetpan packages.
New packages are available:
  Debian 9: libetpan 1.6-3+deb9u1

Fedora 31-32: new libetpan packages.
New packages are available:
  Fedora 31: libetpan 1.9.3-3.fc31
  Fedora 32: libetpan 1.9.4-4.fc32

openSUSE Leap 15.2: new libetpan packages.
New packages are available:
  openSUSE Leap 15.2: libetpan 1.9.4-lp152.3.3.1

SUSE LE 15 SP2: new libetpan packages.
New packages are available:
  SUSE LE 15 SP2: libetpan20 1.9.4-bp152.4.3.1

Ubuntu 16.04: new libetpan packages.
New packages are available:
  Ubuntu 16.04 LTS: libetpan 1.6-1ubuntu0.1
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