Is CVE-2016-3706 in the CISA KEV catalog?

No. CVE-2016-3706 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2016-3706?

CVE-2016-3706 has a CVSS v3 base score of 7.5 (HIGH).

What is the EPSS score for CVE-2016-3706?

CVE-2016-3706 has an EPSS score of 5.93% (92th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2016-3706?

Upgrade glibc on debian 11 to 2.22-8 or later. Fixes are available for 4 affected products.

CVE & CISA-KEV Catalog

CVE-2016-3706

HIGHEPSS 92th pctl

7.5

CVSS v3

NVD

Description

Stack-based buffer overflow in the getaddrinfo function in sysdeps/posix/getaddrinfo.c in the GNU C Library (aka glibc or libc6) allows remote attackers to cause a denial of service (crash) via vectors involving hostent conversion. NOTE: this vulnerability exists because of an incomplete fix for CVE-2013-4458.

CWE-20Improper Input Validation

How to fix

Remediation Available

glibcDebian

Fixed in:2.22-8CVE-2016-3706

eglibcUbuntu

Fixed in:2.19-0ubuntu6.10USN-3239-1

glibcUbuntu

Fixed in:2.23-0ubuntu6USN-3239-1

libc6Ubuntu

Fixed in:2.19-0ubuntu6.10USN-3239-1

Fixed in:2.23-0ubuntu6USN-3239-1

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityNone

AvailabilityHigh

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Exploit Intelligence

5.93%probability of exploitation in 30 days

92ndpercentile

High risk: more likely to be exploited than 92% of all known CVEs.

References

Third-Party Advisory6

Issue Tracking1

sourceware.org

Other references1

sourceware.org

Related Vulnerabilities

Other CWE-20 (Improper Input Validation) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2024-3400	Critical	10.0	100%	KEV + Ransom	-
CVE-2021-45105	Medium	5.9	100%	-	Fix
CVE-2021-44228	Critical	10.0	100%	KEV + Ransom	Fix
CVE-2021-21985	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2018-7600	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2020-3452	High	7.5	100%	KEV	Fix

Embed a live status badge for CVE-2016-3706

Markdown

[![CVE-2016-3706](https://tridentstack.com/cve/badge/CVE-2016-3706.svg)](https://tridentstack.com/cve/CVE-2016-3706)

HTML

<a href="https://tridentstack.com/cve/CVE-2016-3706"><img src="https://tridentstack.com/cve/badge/CVE-2016-3706.svg" alt="CVE-2016-3706"></a>

Find and fix vulnerabilities across your fleet

TridentStack Control continuously scans your Windows, macOS, and Linux fleet for known vulnerabilities, prioritizes them by severity and active exploitation, and patches them automatically.

Start free

This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-05-06.