Security Advisory

CVE-2020-25648

7.5
HIGH

Vulnerability 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.
Published Date October 20, 2020
Official Source NIST NVD Advisory