Is CVE-2016-3115 in the CISA KEV catalog?

No. CVE-2016-3115 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2016-3115?

CVE-2016-3115 has a CVSS v3 base score of 6.4 (MEDIUM).

What is the EPSS score for CVE-2016-3115?

CVE-2016-3115 has an EPSS score of 37.02% (98th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2016-3115?

Upgrade openssh on debian 11 to 1:7.2p2-1 or later. Fixes are available for 3 affected products.

CVE & CISA-KEV Catalog

CVE-2016-3115

MEDIUMEPSS 98th pctl

6.4

CVSS v3

NVD

Description

Multiple CRLF injection vulnerabilities in session.c in sshd in OpenSSH before 7.2p2 allow remote authenticated users to bypass intended shell-command restrictions via crafted X11 forwarding data, related to the (1) do_authenticated1 and (2) session_x11_req functions.

CWE-93

How to fix

Remediation Available

opensshDebian

Fixed in:1:7.2p2-1CVE-2016-3115

opensshUbuntu

Fixed in:1:6.6p1-2ubuntu2.7USN-2966-1

openssh-serverUbuntu

Fixed in:1:6.6p1-2ubuntu2.7USN-2966-1

TridentStack Control can deploy fixes like this automatically across your Windows, macOS, and Linux fleet. See how it works

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 RequiredLow

User InteractionNone

ScopeChanged

Impact

ConfidentialityLow

IntegrityLow

AvailabilityNone

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

Exploit Intelligence

37.02%probability of exploitation in 30 days

98thpercentile

Very high risk: more likely to be exploited than 98% of all known CVEs.

References

Related Vulnerabilities

Other CWE-93 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2025-61884	High	7.5	98%	KEV + Ransom	-
CVE-2022-0666	High	7.5	44%	-	Fix
CVE-2024-20337	High	8.2	30%	-	Fix
CVE-2021-39172	High	8.8	29%	-	Fix
CVE-2016-4975	Medium	6.1	20%	-	Fix
CVE-2019-10678	High	7.5	17%	-	Fix

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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 2026-05-29.