CVE-2016-1978
7.3
HIGH
CVSS 3.1
EPSS 2.5%
Description
Use-after-free vulnerability in the ssl3_HandleECDHServerKeyExchange function in Mozilla Network Security Services (NSS) before 3.21, as used in Mozilla Firefox before 44.0, allows remote attackers to cause a denial of service or possibly have unspecified other impact by making an SSL (1) DHE or (2) ECDHE handshake at a time of high memory consumption.
How to fix CVE-2016-1978
To remediate CVE-2016-1978, upgrade the affected package to a fixed version below.
- —upgrade to 2:3.21-1 or later
Is CVE-2016-1978 being exploited?
Low — EPSS is 2.5%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 2:3.21-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.3 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L |