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Vulnerability of Mozilla NSS: vulnerability via DSA Exponentiation

Synthesis of the vulnerability 

A vulnerability via DSA Exponentiation of Mozilla NSS was announced.
Vulnerable products: Debian, Fedora, Firefox, NSS, SeaMonkey, Thunderbird, openSUSE Leap, Solaris, Slackware, SUSE Linux Enterprise Desktop, SLES, Ubuntu.
Severity of this weakness: 1/4.
Creation date: 20/05/2020.
Références of this bulletin: CERTFR-2020-AVI-344, CVE-2020-12399, DLA-2243-1, DLA-2247-1, DLA-2266-1, DSA-4695-1, DSA-4702-1, DSA-4726-1, FEDORA-2020-0fc1639c88, FEDORA-2020-19e5635ee3, FEDORA-2020-5f7f8fcbce, FEDORA-2020-7e974bd2bb, MFSA2020-21, MFSA2020-22, openSUSE-SU-2020:0854-1, SSA:2020-156-01, SSA:2020-189-01, SUSE-SU-2020:14418-1, SUSE-SU-2020:1677-1, SUSE-SU-2020:1839-1, USN-4383-1, USN-4397-1, USN-4397-2, USN-4421-1, VIGILANCE-VUL-32310.

Description of the vulnerability 

A vulnerability via DSA Exponentiation of Mozilla NSS was announced.
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This computer weakness impacts software or systems such as Debian, Fedora, Firefox, NSS, SeaMonkey, Thunderbird, openSUSE Leap, Solaris, Slackware, SUSE Linux Enterprise Desktop, SLES, Ubuntu.

Our Vigil@nce team determined that the severity of this vulnerability note is low.

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

An attacker with a expert ability can exploit this cybersecurity threat.

Solutions for this threat 

Mozilla NSS: version 3.52.1.
The version 3.52.1 is fixed:
  https://ftp.mozilla.org/pub/mozilla.org/security/nss/releases/NSS_3_52_1_RTM/src/

Mozilla NSS: version 3.44.4.
The version 3.44.4 is fixed:
  https://ftp.mozilla.org/pub/mozilla.org/security/nss/releases/NSS_3_44_4_RTM/src/

Debian 10: new nss packages.
New packages are available:
  Debian 10: nss 2:3.42.1-1+deb10u3

Debian 8: new firefox-esr packages.
New packages are available:
  Debian 8: firefox-esr 68.9.0esr-1~deb8u2

Debian 8: new nss packages.
New packages are available:
  Debian 8: nss 2:3.26-1+debu8u11

Debian 8: new thunderbird packages.
New packages are available:
  Debian 8: thunderbird 1:68.9.0-1~deb8u2

Debian 9/10: new firefox-esr packages.
New packages are available:
  Debian 9: firefox-esr 68.9.0esr-1~deb9u1
  Debian 10: firefox-esr 68.9.0esr-1~deb10u1

Debian 9-10: new thunderbird packages.
New packages are available:
  Debian 9: thunderbird 1:68.9.0-1~deb9u1
  Debian 10: thunderbird 1:68.9.0-1~deb10u1

Fedora 31-32: new seamonkey packages.
New packages are available:
  Fedora 31: seamonkey 2.53.3-1.fc31
  Fedora 32: seamonkey 2.53.3-1.fc32

Fedora 31: new thunderbird packages.
New packages are available:
  Fedora 31: thunderbird 68.9.0-1.fc31

Fedora 32: new thunderbird packages.
New packages are available:
  Fedora 32: thunderbird 68.9.0-1.fc32

Mozilla Firefox: version 77.
The version 77 is fixed:
  https://www.mozilla.org/fr/firefox/all/#product-desktop-release

Mozilla Firefox: version ESR 68.9.
The version ESR 68.9 is fixed:
  https://www.mozilla.org/fr/firefox/all/#product-desktop-esr

Mozilla SeaMonkey: version 2.53.3.
The version 2.53.3 is fixed:
  https://www.seamonkey-project.org/releases/seamonkey2.53.3/

openSUSE Leap 15.1: new mozilla-nspr packages (24/06/2020).
New packages are available:
  openSUSE Leap 15.1: mozilla-nspr 4.25-lp151.2.9.1, mozilla-nss 3.53-lp151.2.23.1

Oracle Solaris: patch for third party software of July 2020 v1.
A patch is available:
  https://support.oracle.com/rs?type=doc&id=1448883.1

Slackware: new mozilla-thunderbird packages.
New packages are available:
  Slackware 14.2: mozilla-thunderbird 68.9.0-*-1_slack14.2

Slackware: new seamonkey packages.
New packages are available:
  Slackware 14.2: seamonkey 2.53.3-*-1_slack14.2

SUSE LE 11 SP4: new mozilla-nspr/mozilla-nss packages.
New packages are available:
  SUSE LE 11 SP4: mozilla-nspr 4.25-29.12.2, mozilla-nss 3.53.1-38.23.1

SUSE LE 12: new mozilla-nspr/mozilla-nss packages.
New packages are available:
  SUSE LE 12 SP2: mozilla-nspr 4.25-19.15.1, mozilla-nss 3.53.1-58.48.1
  SUSE LE 12 SP3: mozilla-nspr 4.25-19.15.1, mozilla-nss 3.53.1-58.48.1
  SUSE LE 12 SP4: mozilla-nspr 4.25-19.15.1, mozilla-nss 3.53.1-58.48.1
  SUSE LE 12 SP5: mozilla-nspr 4.25-19.15.1, mozilla-nss 3.53.1-58.48.1

SUSE LE 15: new mozilla-nspr / mozilla-nss packages.
New packages are available:
  SUSE LE 15 RTM: mozilla-nspr 4.25-3.12.1, mozilla-nss 3.53-3.40.1
  SUSE LE 15 SP1: mozilla-nspr 4.25-3.12.1, mozilla-nss 3.53-3.40.1
  SUSE LE 15 SP2: mozilla-nspr 4.25-3.12.1, mozilla-nss 3.53-3.40.1

Thunderbird: version 68.9.0.
The version 68.9.0 is fixed:
  https://www.mozilla.org/

Ubuntu: new firefox packages.
New packages are available:
  Ubuntu 20.04 LTS: firefox 77.0.1+build1-0ubuntu0.20.04.1
  Ubuntu 19.10: firefox 77.0.1+build1-0ubuntu0.19.10.1
  Ubuntu 18.04 LTS: firefox 77.0.1+build1-0ubuntu0.18.04.1
  Ubuntu 16.04 LTS: firefox 77.0.1+build1-0ubuntu0.16.04.1

Ubuntu: new libnss3 packages.
New packages are available:
  Ubuntu 20.04 LTS: libnss3 2:3.49.1-1ubuntu1.1
  Ubuntu 19.10: libnss3 2:3.45-1ubuntu2.3
  Ubuntu 18.04 LTS: libnss3 2:3.35-2ubuntu2.8
  Ubuntu 16.04 LTS: libnss3 2:3.28.4-0ubuntu0.16.04.11
  Ubuntu 14.04 ESM: libnss3 2:3.28.4-0ubuntu0.14.04.5+esm5
  Ubuntu 12.04 ESM: libnss3 2:3.28.4-0ubuntu0.12.04.8

Ubuntu: new thunderbird packages.
New packages are available:
  Ubuntu 20.04 LTS: thunderbird 1:68.10.0+build1-0ubuntu0.20.04.1
  Ubuntu 19.10: thunderbird 1:68.10.0+build1-0ubuntu0.19.10.1
  Ubuntu 18.04 LTS: thunderbird 1:68.10.0+build1-0ubuntu0.18.04.1
  Ubuntu 16.04 LTS: thunderbird 1:68.10.0+build1-0ubuntu0.16.04.1

Wind River Linux: version 10.17.41.22.
The version 10.17.41.22 is fixed:
  https://support2.windriver.com/
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