CVE-2017-14491
dnsmasq - security update
9.8
CRITICAL
CVSS 3.1
EPSS 33.7%
Description
Heap-based buffer overflow in dnsmasq before 2.78 allows remote attackers to cause a denial of service (crash) or execute arbitrary code via a crafted DNS response.
How to fix CVE-2017-14491
To remediate CVE-2017-14491, upgrade the affected package to a fixed version below.
- Alpine/dnsmasq—upgrade to 2.78-r0 or later
- Debian/dnsmasq—upgrade to 2.78-1 or later
- —upgrade to 2.62-3+deb7u4 or later
- —upgrade to 2.72-3+deb8u2 or later
Is CVE-2017-14491 being exploited?
Moderate — EPSS is 33.7%. Track this CVE but it's not at the top of the prioritisation list.
Affected packages (4)
- from 0, < 2.78-r0
- from 0, < 2.78-1
- from 0, < 2.62-3+deb7u4
- from 0, < 2.72-3+deb8u2
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | CRITICAL9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |