nss: TLS 1.3 HelloRetryRequest downgrade request sets client into invalid state
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Mozilla | Firefox | affected |
|
Configuration 1 [-]
|
Configuration 2 [-]
|
Configuration 3 [-]
|
| Package | CPE | Advisory | Released Date |
|---|---|---|---|
| Red Hat Enterprise Linux 7 | |||
| nspr-0:4.25.0-2.el7_9 | cpe:/o:redhat:enterprise_linux:7 | RHSA-2020:4076 | 2020-09-29T00:00:00Z |
| nss-0:3.53.1-3.el7_9 | cpe:/o:redhat:enterprise_linux:7 | RHSA-2020:4076 | 2020-09-29T00:00:00Z |
| nss-softokn-0:3.53.1-6.el7_9 | cpe:/o:redhat:enterprise_linux:7 | RHSA-2020:4076 | 2020-09-29T00:00:00Z |
| nss-util-0:3.53.1-1.el7_9 | cpe:/o:redhat:enterprise_linux:7 | RHSA-2020:4076 | 2020-09-29T00:00:00Z |
| Red Hat Enterprise Linux 8 | |||
| nspr-0:4.25.0-2.el8_2 | cpe:/a:redhat:enterprise_linux:8 | RHSA-2020:3280 | 2020-08-03T00:00:00Z |
| nss-0:3.53.1-11.el8_2 | cpe:/a:redhat:enterprise_linux:8 | RHSA-2020:3280 | 2020-08-03T00:00:00Z |
| Red Hat OpenShift Do | |||
| openshiftdo/odo-init-image-rhel7:1.1.3-2 | cpe:/a:redhat:openshift_do:1.0::el7 | RHSA-2021:0949 | 2021-03-22T00:00:00Z |
No data available yet.
| Source | ID | Title |
|---|---|---|
Debian DSA |
DSA-4726-1 | nss security update |
EUVD |
EUVD-2019-7497 | 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. |
Ubuntu USN |
USN-4234-1 | Firefox vulnerabilities |
Ubuntu USN |
USN-4397-1 | NSS vulnerabilities |
No CVSS v4.0
No CVSS v3.0
This CVE is not in the KEV list.
Exploit prediction score: 1.3% (1.340% probability within 30 days)
Key SSVC decision points have not yet been added.
No history.