CVE-2018-5314 — Command injection vulnerability in Citrix NetScaler ADC and NetScaler Gateway 11.0 before build 70.16, 11.1 before build 55.13, and 12.0 before build 53.13; and the NetScaler Load Balancing instance distributed with NetScaler SD-WAN/CloudBridge 4000, 4100, 5000 and 5100 WAN Optimization Edition 9.3.0 allows remote attackers to execute a system command or read arbitrary files via an SSH login prompt

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HIGH

Command injection vulnerability in Citrix NetScaler ADC and NetScaler Gateway 11.0 before build 70.16, 11.1 before build 55.13, and 12.0 before build 53.13; and the NetScaler Load Balancing instance distributed with NetScaler SD-WAN/CloudBridge 4000, 4100, 5000 and 5100 WAN Optimization Edition 9.3.0 allows remote attackers to execute a system command or read arbitrary files via an SSH login prompt

Published Mar 1, 2018

7.5

HIGH

CVSS 3.0

EPSS 2.85%

Description

Command injection vulnerability in Citrix NetScaler ADC and NetScaler Gateway 11.0 before build 70.16, 11.1 before build 55.13, and 12.0 before build 53.13; and the NetScaler Load Balancing instance distributed with NetScaler SD-WAN/CloudBridge 4000, 4100, 5000 and 5100 WAN Optimization Edition 9.3.0 allows remote attackers to execute a system command or read arbitrary files via an SSH login prompt.

Affected products

Remediation

No remediation recorded yet.

Metrics

2.85% 0.02849

Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.

EPSS probability 0.02849

Score over time

2021–2026

EPSS v1
EPSS v2
EPSS v3
EPSS v4
EPSS v5

Percentile over time

EPSS v1
EPSS v2
EPSS v3
EPSS v4
EPSS v5

Table of values (17 key points)

Flat stretches are collapsed; showing up to 120 newest points.

Date	Score	Percentile	Model
Oct 1, 2026	2.85% (0.02849)	86.22th	v5 (v2026.06.15)
Jun 15, 2026	2.91% (0.02908)	85.13th	v5 (v2026.06.15)
Mar 17, 2025	3.04% (0.03039)	85.75th	v4 (v2025.03.14)
Jul 20, 2024	0.11% (0.00115)	45.72th	v3 (v2023.03.01)
Sep 1, 2023	0.11% (0.00115)	44.55th	v3 (v2023.03.01)
Jul 23, 2023	0.11% (0.00109)	43.09th	v3 (v2023.03.01)
Jun 10, 2023	0.18% (0.00185)	54.47th	v3 (v2023.03.01)
May 24, 2023	0.21% (0.00210)	57.54th	v3 (v2023.03.01)
Mar 7, 2023	0.10% (0.00105)	41.13th	v3 (v2023.03.01)
Mar 6, 2023	1.14% (0.01136)	59.45th	v2 (v2022.01.01)
Oct 18, 2022	1.14% (0.01136)	58.28th	v2 (v2022.01.01)
Apr 1, 2022	1.14% (0.01136)	56.27th	v2 (v2022.01.01)
Feb 4, 2022	1.14% (0.01136)	34.23th	v2 (v2022.01.01)
Feb 3, 2022	1.05% (0.01046)	28.66th	v1
Jan 6, 2022	1.05% (0.01046)	28.03th	v1
Sep 1, 2021	1.05% (0.01046)	65.02th	v1
Apr 14, 2021	1.05% (0.01046)	0.00th	v1

Weaknesses (1)

CWE-287

Improper Authentication

References (3)

http://www.securityfocus.com/bid/103186
vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1040439
vdb-entryx_refsource_SECTRACKThird Party AdvisoryVDB Entry
https://support.citrix.com/article/CTX232199
x_refsource_CONFIRMVendor Advisory

Link	Providers	Tags
http://www.securityfocus.com/bid/103186		vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1040439		vdb-entryx_refsource_SECTRACKThird Party AdvisoryVDB Entry
https://support.citrix.com/article/CTX232199		x_refsource_CONFIRMVendor Advisory

Change history (0)

No recorded changes yet.

Sources

CVE.org / MITRE

Status PUBLISHED

Assigner mitre

Published Mar 1, 2018

Updated Aug 5, 2024

Reserved Jan 9, 2018

Link CVE-2018-5314

CISA Vulnrichment

Updated n/a

NVD

Status Modified

Modified Jun 17, 2026

Link CVE-2018-5314

Red Hat

Severity n/a

Public date n/a

Links CVE-2018-5314