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Vulnerability of curl: information disclosure via FTP PASV Responses

Synthesis of the vulnerability 

An attacker can bypass access restrictions to data via FTP PASV Responses of curl, in order to obtain sensitive information.
Impacted software: cURL, Debian, BIG-IP Hardware, TMOS, Fedora, openSUSE Leap, Puppet, Slackware, SUSE Linux Enterprise Desktop, SLES, Ubuntu.
Severity of this computer vulnerability: 2/4.
Creation date: 09/12/2020.
Références of this announce: CVE-2020-8284, DLA-2500-1, DSA-4881-1, FEDORA-2020-7ab62c73bc, FEDORA-2020-ceaf490686, K63525058, openSUSE-SU-2020:2238-1, openSUSE-SU-2020:2249-1, SSA:2020-344-01, SUSE-SU-2020:14585-1, SUSE-SU-2020:3733-1, SUSE-SU-2020:3735-1, SUSE-SU-2020:3739-1, USN-4665-1, USN-4665-2, VIGILANCE-VUL-34066.

Description of the vulnerability 

An attacker can bypass access restrictions to data via FTP PASV Responses of curl, in order to obtain sensitive information.
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This threat announce impacts software or systems such as cURL, Debian, BIG-IP Hardware, TMOS, Fedora, openSUSE Leap, Puppet, Slackware, SUSE Linux Enterprise Desktop, SLES, Ubuntu.

Our Vigil@nce team determined that the severity of this cybersecurity alert is medium.

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

An attacker with a expert ability can exploit this security alert.

Solutions for this threat 

curl, libcurl: version 7.74.0.
The version 7.74.0 is fixed:
  https://curl.se/

Puppet Platform: version 7.1.0.
The version 7.1.0 is fixed:
  https://puppet.com/docs/puppet/latest/release_notes_puppet.html

Debian 10: new curl packages.
New packages are available:
  Debian 10: curl 7.64.0-4+deb10u2

Debian 9: new curl packages.
New packages are available:
  Debian 9: curl 7.52.1-5+deb9u13

F5 BIG-IP: solution for cURL.
The solution is indicated in information sources.

Fedora 32: new curl packages.
New packages are available:
  Fedora 32: curl 7.69.1-7.fc32

Fedora 33: new curl packages.
New packages are available:
  Fedora 33: curl 7.71.1-8.fc33

openSUSE Leap 15.1: new curl packages.
New packages are available:
  openSUSE Leap 15.1: curl 7.60.0-lp151.5.18.1

openSUSE Leap 15.2: new curl packages.
New packages are available:
  openSUSE Leap 15.2: curl 7.66.0-lp152.3.12.1

Slackware: new curl packages.
New packages are available:
  Slackware 14.0: curl 7.74.0-*-1_slack14.0
  Slackware 14.1: curl 7.74.0-*-1_slack14.1
  Slackware 14.2: curl 7.74.0-*-1_slack14.2

SUSE LE 11: new curl packages.
New packages are available:
  SUSE LE 11 RTM-SP4: curl 7.37.0-70.57.1

SUSE LE 12 SP5: new curl packages.
New packages are available:
  SUSE LE 12 SP5: curl 7.60.0-11.9.1

SUSE LE 15 SP1: new curl packages.
New packages are available:
  SUSE LE 15 SP1: curl 7.60.0-3.35.1

SUSE LE 15 SP2: new curl packages.
New packages are available:
  SUSE LE 15 SP2: curl 7.66.0-4.11.1

Ubuntu: new curl packages (09/12/2020).
New packages are available:
  Ubuntu 20.10: curl 7.68.0-1ubuntu4.2
  Ubuntu 20.04 LTS: curl 7.68.0-1ubuntu2.4
  Ubuntu 18.04 LTS: curl 7.58.0-2ubuntu3.12
  Ubuntu 16.04 LTS: curl 7.47.0-1ubuntu2.18
  Ubuntu 14.04 ESM: curl 7.35.0-1ubuntu2.20+esm6
  Ubuntu 12.04 ESM: curl 7.22.0-3ubuntu4.29
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