CVE-2019-17023
Published: 08 January 2020
After a HelloRetryRequest has been sent, the client may negotiate a lower protocol that TLS 1.3, resulting in an invalid state transition in the TLS State Machine. If the client gets into this state, incoming Application Data records will be ignored. This vulnerability affects Firefox < 72.
Priority
Low
CVSS 3 base score: 6.5
Status
| Package | Release | Status |
|---|---|---|
|
firefox Launchpad, Ubuntu, Debian |
Upstream |
Released
(72.0)
|
| Ubuntu 20.10 (Groovy Gorilla) |
Released
(72.0.1+build1-0ubuntu1)
|
|
| Ubuntu 20.04 LTS (Focal Fossa) |
Released
(72.0.1+build1-0ubuntu1)
|
|
| Ubuntu 18.04 LTS (Bionic Beaver) |
Released
(72.0.1+build1-0ubuntu0.18.04.1)
|
|
| Ubuntu 16.04 LTS (Xenial Xerus) |
Released
(72.0.1+build1-0ubuntu0.16.04.1)
|
|
| Ubuntu 14.04 ESM (Trusty Tahr) |
Does not exist
|
|
|
nss Launchpad, Ubuntu, Debian |
Upstream |
Released
(2:3.49-1)
|
| Ubuntu 20.10 (Groovy Gorilla) |
Not vulnerable
(2:3.49.1-1ubuntu1)
|
|
| Ubuntu 20.04 LTS (Focal Fossa) |
Not vulnerable
(2:3.49.1-1ubuntu1)
|
|
| Ubuntu 18.04 LTS (Bionic Beaver) |
Released
(2:3.35-2ubuntu2.8)
|
|
| Ubuntu 16.04 LTS (Xenial Xerus) |
Not vulnerable
(code not compiled)
|
|
| Ubuntu 14.04 ESM (Trusty Tahr) |
Not vulnerable
|
|
|
Patches: Upstream: https://hg.mozilla.org/projects/nss/rev/d64102b76a437f24d98a20480dcc9f1655143e7c Upstream: https://hg.mozilla.org/projects/nss/rev/8a2bd40e7f89a796cf24a0ff7cfb67c6e69c5c78 |
||
Notes
| Author | Note |
|---|---|
| mdeslaur | nss in xenial is built with NSS_DISABLE_TLS_1_3, so this issue doesn't affect it. |
References
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-17023
- https://www.mozilla.org/en-US/security/advisories/mfsa2020-01/#CVE-2019-17023
- https://www.mozilla.org/security/advisories/mfsa2020-01/
- https://usn.ubuntu.com/usn/usn-4234-1
- https://usn.ubuntu.com/usn/usn-4397-1
- NVD
- Launchpad
- Debian