cbcvebase.
CVE-2020-25648
published 2020-10-20

CVE-2020-25648: 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…

high7.5CVSS 3.1
AVNACLPRNUINSUCNINAH
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.

Affected

14 ranges
VendorProductVersion rangeFixed in
debiannss< nss 2:3.58-1 (bookworm)nss 2:3.58-1 (bookworm)
fedoraprojectfedora
fedoraprojectfedora
fedoraprojectfedora
mozillanetwork_security_services< 3.583.58
mozillanss>= 0 < 2:3.58-12:3.58-1
mozillanss>= 0 < 2:3.58-12:3.58-1
mozillanss>= 0 < 2:3.58-12:3.58-1
mozillanss>= 0 < 2:3.58-12:3.58-1
oraclecommunications_offline_mediation_controller
oraclecommunications_pricing_design_center
oraclejd_edwards_enterpriseone_tools< 9.2.6.09.2.6.0
redhatenterprise_linux
redhatenterprise_linux

CVSS provenance

nvdv3.17.5HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
osv7.5HIGH