CVE-2016-2179
7.5
HIGH
CVSS 3.1
EPSS 18.1%
Description
The DTLS implementation in OpenSSL before 1.1.0 does not properly restrict the lifetime of queue entries associated with unused out-of-order messages, which allows remote attackers to cause a denial of service (memory consumption) by maintaining many crafted DTLS sessions simultaneously, related to d1_lib.c, statem_dtls.c, statem_lib.c, and statem_srvr.c.
How to fix CVE-2016-2179
To remediate CVE-2016-2179, upgrade the affected package to a fixed version below.
- —upgrade to 1.0.2h-r3 or later
- —upgrade to 1.0.2i-1 or later
Is CVE-2016-2179 being exploited?
Moderate — EPSS is 18.1%. Track this CVE but it's not at the top of the prioritisation list.
Affected packages (2)
- from 0, < 1.0.2h-r3
- from 0, < 1.0.2i-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |