CVE-2016-10197
7.5
HIGH
CVSS 3.1
EPSS 2.0%
Description
The search_make_new function in evdns.c in libevent before 2.1.6-beta allows attackers to cause a denial of service (out-of-bounds read) via an empty hostname.
How to fix CVE-2016-10197
To remediate CVE-2016-10197, upgrade the affected package to a fixed version below.
- Alpine/libevent—upgrade to 2.1.8-r0 or later
- Debian/libevent—upgrade to 2.0.21-stable-3 or later
Is CVE-2016-10197 being exploited?
Low — EPSS is 2.0%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 2.1.8-r0
- from 0, < 2.0.21-stable-3
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |