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CVE-2019-11756

Public on 2020-01-08
Modified on 2021-07-12
Description

A use-after-free flaw was found in Mozilla Network Security Services (NSS) related to PK11 session handling. An attacker could use this flaw to execute arbitrary code with the permissions of the user running the application compiled with NSS.

Severity
Medium
See what this means
CVSS v3 Base Score
7.1
See breakdown

Affected Packages

Platform Package Release Date Advisory
Amazon Linux 1 nspr 2021-07-08 18:41 ALAS-2021-1522
Amazon Linux 2 - Core nspr 2020-11-09 21:02 ALAS2-2020-1559
Amazon Linux 2 - Core nss 2020-11-09 21:02 ALAS2-2020-1559
Amazon Linux 1 nss-softokn 2021-07-08 18:41 ALAS-2021-1522
Amazon Linux 2 - Core nss-softokn 2020-11-09 21:02 ALAS2-2020-1559
Amazon Linux 1 nss-util 2021-07-08 18:41 ALAS-2021-1522
Amazon Linux 2 - Core nss-util 2020-11-09 21:02 ALAS2-2020-1559

CVSS Scores

Score Type Score Vector
Amazon Linux CVSSv3 7.1 CVSS:3.0/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H
NVD CVSSv2 6.8 AV:N/AC:M/Au:N/C:P/I:P/A:P
NVD CVSSv3 8.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H