CVE-2019-11719
Public on 2019-07-23
Modified on 2021-07-12
Description
When importing a curve25519 private key in PKCS#8format with leading 0x00 bytes, it is possible to trigger an out-of-bounds read in the Network Security Services (NSS) library. This could lead to information disclosure. This vulnerability affects Firefox ESR < 60.8, Firefox < 68, and Thunderbird < 60.8.
Severity
Medium
CVSS v3 Base Score
See breakdown
Affected Packages
| Platform | Package | Release Date | Advisory | Status |
|---|---|---|---|---|
| Amazon Linux 1 | nspr | 2021-07-08 | ALAS-2021-1522 | Fixed |
| Amazon Linux 2 - Core | nspr | 2020-11-09 | ALAS2-2020-1559 | Fixed |
| Amazon Linux 2 - Core | nss | 2020-11-09 | ALAS2-2020-1559 | Fixed |
| Amazon Linux 1 | nss-softokn | 2021-07-08 | ALAS-2021-1522 | Fixed |
| Amazon Linux 2 - Core | nss-softokn | 2020-11-09 | ALAS2-2020-1559 | Fixed |
| Amazon Linux 1 | nss-util | 2021-07-08 | ALAS-2021-1522 | Fixed |
| Amazon Linux 2 - Core | nss-util | 2020-11-09 | ALAS2-2020-1559 | Fixed |
CVSS Scores
| Score Type | Score | Vector | |
|---|---|---|---|
| Amazon Linux | CVSSv3 | 7.5 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |
| NVD | CVSSv2 | 5.0 | AV:N/AC:L/Au:N/C:P/I:N/A:N |
| NVD | CVSSv3 | 7.5 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |