Is CVE-2016-2119 in the CISA KEV catalog?

No. CVE-2016-2119 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2016-2119?

CVE-2016-2119 has a CVSS v3 base score of 7.5 (HIGH).

What is the EPSS score for CVE-2016-2119?

CVE-2016-2119 has an EPSS score of 3.10% (86th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2016-2119?

Upgrade samba on debian 11 to 2:4.4.5+dfsg-1 or later. Fixes are available for 2 affected products.

CVE & CISA-KEV Catalog

CVE-2016-2119

HIGHEPSS 86th pctl

7.5

CVSS v3

NVD

Description

libcli/smb/smbXcli_base.c in Samba 4.x before 4.2.14, 4.3.x before 4.3.11, and 4.4.x before 4.4.5 allows man-in-the-middle attackers to bypass a client-signing protection mechanism, and consequently spoof SMB2 and SMB3 servers, via the (1) SMB2_SESSION_FLAG_IS_GUEST or (2) SMB2_SESSION_FLAG_IS_NULL flag.

CWE-94Code Injection

How to fix

Remediation Available

sambaDebian

Fixed in:2:4.4.5+dfsg-1CVE-2016-2119

sambaUbuntu

Fixed in:2:4.3.11+dfsg-0ubuntu0.14.04.1USN-3092-1

Fixed in:2:4.3.11+dfsg-0ubuntu0.16.04.1USN-3092-1

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 ComplexityHigh

Privileges RequiredNone

User InteractionRequired

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

3.10%probability of exploitation in 30 days

86thpercentile

Elevated risk: more likely to be exploited than 86% of all known CVEs.

References

Vendor Advisory1

samba.org

Third-Party Advisory8

Related Vulnerabilities

Other CWE-94 (Code Injection) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2017-9841	Critical	9.8	100%	KEV	Fix
CVE-2015-1635	Critical	9.8	100%	KEV	-
CVE-2022-22954	Critical	9.8	100%	KEV + Ransom	-
CVE-2021-22204	Medium	6.8	100%	KEV	Fix
CVE-2025-3248	Critical	9.8	100%	KEV	Fix
CVE-2012-0158	High	8.8	100%	KEV	-

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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.