CVE-2017-14492
9.8
CRITICAL
CVSS 3.1
EPSS 93.4%
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 IPv6 router advertisement request.
How to fix CVE-2017-14492
To remediate CVE-2017-14492, 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
Is CVE-2017-14492 being exploited?
Likely — EPSS is 93.4%, placing CVE-2017-14492 in the top tier of vulnerabilities by exploitation probability. Prioritise patching.
Affected packages (2)
- from 0, < 2.78-r0
- from 0, < 2.78-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | CRITICAL9.8 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |