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Ubuntu: USN-5410-1 (CVE-2020-25648): NSS vulnerability

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Ubuntu: USN-5410-1 (CVE-2020-25648): NSS vulnerability

Severity
5
CVSS
(AV:N/AC:L/Au:N/C:N/I:N/A:P)
Published
10/20/2020
Created
05/14/2022
Added
05/11/2022
Modified
05/11/2022

Description

A flaw was found in the way NSS handled CCS (ChangeCipherSpec) messages in TLS 1.3. This flaw allows a remote attacker to send multiple CCS messages, causing a denial of service for servers compiled with the NSS library. The highest threat from this vulnerability is to system availability. This flaw affects NSS versions before 3.58.

Solution(s)

  • ubuntu-upgrade-libnss3

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