CVE-2020-12399
Published: 26 May 2020
NSS has shown timing differences when performing DSA signatures, which was exploitable and could eventually leak private keys. This vulnerability affects Thunderbird < 68.9.0, Firefox < 77, and Firefox ESR < 68.9.
Priority
Medium
CVSS 3 base score: 4.4
Status
| Package | Release | Status |
|---|---|---|
|
firefox Launchpad, Ubuntu, Debian |
Upstream |
Released
(77.0)
|
| Ubuntu 20.04 LTS (Focal Fossa) |
Released
(77.0.1+build1-0ubuntu0.20.04.1)
|
|
| Ubuntu 18.04 LTS (Bionic Beaver) |
Released
(77.0.1+build1-0ubuntu0.18.04.1)
|
|
| Ubuntu 16.04 ESM (Xenial Xerus) |
Released
(77.0.1+build1-0ubuntu0.16.04.1)
|
|
| Ubuntu 14.04 ESM (Trusty Tahr) |
Does not exist
|
|
|
nss Launchpad, Ubuntu, Debian |
Upstream |
Released
(3.44.4,3.52.1)
|
| Ubuntu 20.04 LTS (Focal Fossa) |
Released
(2:3.49.1-1ubuntu1.1)
|
|
| Ubuntu 18.04 LTS (Bionic Beaver) |
Released
(2:3.35-2ubuntu2.8)
|
|
| Ubuntu 16.04 ESM (Xenial Xerus) |
Released
(2:3.28.4-0ubuntu0.16.04.11)
|
|
| Ubuntu 14.04 ESM (Trusty Tahr) |
Released
(2:3.28.4-0ubuntu0.14.04.5+esm5)
|
|
|
Patches: Upstream: https://hg.mozilla.org/projects/nss/rev/daa823a4a29bcef0fec33a379ec83857429aea2e |
||
|
thunderbird Launchpad, Ubuntu, Debian |
Upstream |
Released
(68.9.0)
|
| Ubuntu 20.04 LTS (Focal Fossa) |
Released
(1:68.10.0+build1-0ubuntu0.20.04.1)
|
|
| Ubuntu 18.04 LTS (Bionic Beaver) |
Released
(1:68.10.0+build1-0ubuntu0.18.04.1)
|
|
| Ubuntu 16.04 ESM (Xenial Xerus) |
Released
(1:68.10.0+build1-0ubuntu0.16.04.1)
|
|
| Ubuntu 14.04 ESM (Trusty Tahr) |
Does not exist
|
|
References
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-12399
- https://developer.mozilla.org/en-US/docs/Mozilla/Projects/NSS/NSS_3.44.4_release_notes
- https://developer.mozilla.org/en-US/docs/Mozilla/Projects/NSS/NSS_3.52.1_release_notes
- https://www.mozilla.org/en-US/security/advisories/mfsa2020-20/#CVE-2020-12399
- https://ubuntu.com/security/notices/USN-4383-1
- https://ubuntu.com/security/notices/USN-4397-1
- https://ubuntu.com/security/notices/USN-4397-2
- https://ubuntu.com/security/notices/USN-4421-1
- NVD
- Launchpad
- Debian