VDB
DEBIAN-CVE-2020-25648
DEBIAN-CVE-2020-25648
PUBLISHED
CVSS 7.5 HIGH
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.
Risk Scores
CVSS 3.1
7.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Debian:12 | nss | 0, 0, 0 |
| Debian:14 | nss | 0, 0, 0 |
| Debian:13 | nss | 0, 0, 0 |
| Debian:11 | nss | 0, 0, 0 |
Timeline
- Oct 20, 2020 CVE Published
- Apr 28, 2026 CVE Updated