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CVE-2019-11745

Public on 2020-01-06
Modified on 2022-12-01
Description

A heap-based buffer overflow was found in the NSC_EncryptUpdate() function in Mozilla nss. A remote attacker could trigger this flaw via SRTP encrypt or decrypt operations, to execute arbitrary code with the permissions of the user running the application (compiled with nss). While the attack complexity is high, the impact to confidentiality, integrity, and availability are high as well.

Severity
Important
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CVSS v3 Base Score
8.1
See breakdown
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Affected Packages

Platform Package Release Date Advisory
Amazon Linux 1 nspr 2020-03-16 21:29 ALAS-2020-1355
Amazon Linux 1 nss 2020-03-16 21:29 ALAS-2020-1355
Amazon Linux 2 - Core nss 2020-01-14 20:03 ALAS2-2020-1384
Amazon Linux 1 nss-softokn 2020-03-16 21:29 ALAS-2020-1355
Amazon Linux 2 - Core nss-softokn 2020-01-06 23:39 ALAS2-2020-1379
Amazon Linux 1 nss-util 2020-03-16 21:29 ALAS-2020-1355
Amazon Linux 2 - Core nss-util 2024-02-15 03:52 ALAS2-2024-2470

CVSS Scores

Score Type Score Vector
Amazon Linux CVSSv3 8.1 CVSS:3.0/AV:N/AC:H/PR:N/UI:N/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