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Amazon Linux AMI 2: CVE-2020-25648: Security patch for nss (ALAS-2021-1664)

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Amazon Linux AMI 2: CVE-2020-25648: Security patch for nss (ALAS-2021-1664)

Severity
5
CVSS
(AV:N/AC:L/Au:N/C:N/I:N/A:P)
Published
10/20/2020
Created
06/25/2021
Added
06/24/2021
Modified
09/30/2022

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)

  • amazon-linux-ami-2-upgrade-nss
  • amazon-linux-ami-2-upgrade-nss-debuginfo
  • amazon-linux-ami-2-upgrade-nss-devel
  • amazon-linux-ami-2-upgrade-nss-pkcs11-devel
  • amazon-linux-ami-2-upgrade-nss-sysinit
  • amazon-linux-ami-2-upgrade-nss-tools

References

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