CVE-2016-5180
c-ares - security update
9.8
CRITICAL
CVSS 3.1
EPSS 17.1%
Description
Heap-based buffer overflow in the ares_create_query function in c-ares 1.x before 1.12.0 allows remote attackers to cause a denial of service (out-of-bounds write) or possibly execute arbitrary code via a hostname with an escaped trailing dot.
How to fix CVE-2016-5180
To remediate CVE-2016-5180, upgrade the affected package to a fixed version below.
- Alpine/c-ares—upgrade to 1.12.0-r0 or later
- —upgrade to 6.8.0-r0 or later
- —upgrade to 1.12.0-1 or later
- —upgrade to 1.9.1-3+deb7u1 or later
- —upgrade to 1.10.0-2+deb8u1 or later
Is CVE-2016-5180 being exploited?
Moderate — EPSS is 17.1%. Track this CVE but it's not at the top of the prioritisation list.
Affected packages (5)
- from 0, < 1.12.0-r0
- from 0, < 6.8.0-r0
- from 0, < 1.12.0-1
- from 0, < 1.9.1-3+deb7u1
- from 0, < 1.10.0-2+deb8u1
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 |