vulnerability
Amazon Linux AMI 2: CVE-2018-12384: Security patch for nss (Multiple Advisories)
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 4 | (AV:N/AC:M/Au:N/C:P/I:N/A:N) | Apr 29, 2019 | Apr 27, 2020 | May 20, 2026 |
Severity
4
CVSS
(AV:N/AC:M/Au:N/C:P/I:N/A:N)
Published
Apr 29, 2019
Added
Apr 27, 2020
Modified
May 20, 2026
Description
When handling a SSLv2-compatible ClientHello request, the server doesn't generate a new random value but sends an all-zero value instead. This results in full malleability of the ClientHello for SSLv2 used for TLS 1.2 in all versions prior to NSS 3.39. This does not impact TLS 1.3.
Solutions
amazon-linux-ami-2-upgrade-nssamazon-linux-ami-2-upgrade-nss-debuginfoamazon-linux-ami-2-upgrade-nss-develamazon-linux-ami-2-upgrade-nss-pkcs11-develamazon-linux-ami-2-upgrade-nss-sysinitamazon-linux-ami-2-upgrade-nss-tools
Rapid7 Labs
2026 Global Threat Landscape Report
The predictive window has collapsed. Exploitation follows disclosure in days. See how attackers are accelerating and how to stay ahead.