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CVE-2019-1613

Cisco NX-OS Software CLI Command Injection Vulnerability (CVE-2019-1613)

MEDIUM
6.7
CVSS Score
Published: March 11, 2019 at 10:00 PM UTC
Updated: June 17, 2026 at 02:28 AM UTC
67 products affected across 1 vendorNx OSNexus 9508Nexus 93120Tx

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Severity
MEDIUM6.7
Exploit prediction
EPSS 0.4%
SSVC
No known exploit

Description

A vulnerability in the CLI of Cisco NX-OS Software could allow an authenticated, local attacker to execute arbitrary commands on the underlying operating system of an affected device. The vulnerability is due to insufficient validation of arguments passed to certain CLI commands. An attacker could exploit this vulnerability by including malicious input as the argument of an affected command. A successful exploit could allow the attacker to execute arbitrary commands on the underlying operating system with elevated privileges. An attacker would need valid administrator credentials to exploit this vulnerability. MDS 9000 Series Multilayer Switches are affected running software versions prior to 6.2(27) and 8.2(3). Nexus 3000 Series Switches are affected running software versions prior to 7.0(3)I4(9) and 7.0(3)I7(6). Nexus 3500 Platform Switches are affected running software versions prior to 6.0(2)A8(11) and 7.0(3)I7(6). Nexus 3600 Platform Switches are affected running software versions prior to 7.0(3)F3(5). Nexus 9000 Series Switches in Standalone NX-OS Mode are affected running software versions prior to 7.0(3)I4(9), 7.0(3)I7(6). Nexus 9500 R-Series Line Cards and Fabric Modules are affected running software versions prior to 7.0(3)F3(5). Nexus 7000 and 7700 Series Switches are affected running software versions prior to 6.2(22) and 8.2(3).

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Nx OS· Cisconpm
95%
7.0(3)f3(3)7.0(3)i7(2)8.2(1)9.2(1)9.2(2)
cisco-9432pq (environment) · cisco-9536pq (environment) · cisco-9636pq (environment) · cisco-9736pq (environment) · cisco-n3k-c31128pq-10ge (environment) · cisco-n3k-c3132c-z (environment) · cisco-n3k-c3164q-40ge (environment) · cisco-n3k-c3264q (environment) · cisco-n77-f312ck-26 (environment) · cisco-n77-f324fq-25 (environment) · cisco-n77-f348xp-23 (environment) · cisco-n77-f430cq-36 (environment) · cisco-n77-m312cq-26l (environment) · cisco-n77-m324fq-25l (environment) · cisco-n77-m348xp-23l (environment) · cisco-n7k-f248xp-25e (environment) · cisco-n7k-f306ck-25 (environment) · cisco-n7k-f312fq-25 (environment) · cisco-n7k-m202cf-22l (environment) · cisco-n7k-m206fq-23l (environment) · cisco-n7k-m224xp-23l (environment) · cisco-n7k-m324fq-25l (environment) · cisco-n7k-m348xp-25l (environment) · cisco-n9k-x9432c-s (environment) · cisco-n9k-x9464px (environment) · cisco-n9k-x9464tx2 (environment) · cisco-n9k-x9564px (environment) · cisco-n9k-x9564tx (environment) · cisco-n9k-x9636c-r (environment) · cisco-n9k-x9636c-rx (environment) · cisco-n9k-x97160yc-ex (environment) · cisco-n9k-x9732c-ex (environment) · cisco-n9k-x9732c-fx (environment) · cisco-n9k-x9736c-ex (environment) · cisco-n9k-x9736c-fx (environment) · cisco-n9k-x9788tc-fx (environment) · cisco-nexus-92160yc-x (environment) · cisco-nexus-92300yc (environment) · cisco-nexus-92304qc (environment) · cisco-nexus-9236c (environment) · cisco-nexus-9272q (environment) · cisco-nexus-93108tc-ex (environment) · cisco-nexus-93108tc-fx (environment) · cisco-nexus-93120tx (environment) · cisco-nexus-9316d-gx (environment) · cisco-nexus-93180lc-ex (environment) · cisco-nexus-93180yc-ex (environment) · cisco-nexus-93180yc-fx (environment) · cisco-nexus-93240yc-fx2 (environment) · cisco-nexus-9332c (environment) · cisco-nexus-9336c-fx2 (environment) · cisco-nexus-9348gc-fxp (environment) · cisco-nexus-93600cd-gx (environment) · cisco-nexus-9364c (environment) · cisco-nexus-9504 (environment) · cisco-nexus-9508 (environment) · cisco-nexus-9516 (environment) · cisco-x9636q-r (environment)
Mds 9000· Cisco
60%
v < 6.2(27)v < 8.2(3)
Affected range stops below 6.2(27), so it looks safe — our inference, not a vendor statement
Affected range stops below 8.2(3), so it looks safe — our inference, not a vendor statement
Nexus 3000· Cisco
60%
v < 7.0(3)I4(9)v < 7.0(3)I7(6)
Affected range stops below 7.0(3)I4(9), so it looks safe — our inference, not a vendor statement
Affected range stops below 7.0(3)I7(6), so it looks safe — our inference, not a vendor statement
Nexus 3500· Cisco
60%
v < 6.0(2)A8(11)v < 7.0(3)I7(6)
Affected range stops below 6.0(2)A8(11), so it looks safe — our inference, not a vendor statement
Affected range stops below 7.0(3)I7(6), so it looks safe — our inference, not a vendor statement
Nexus 3600· Cisco
60%
v < 7.0(3)F3(5)
Affected range stops below 7.0(3)F3(5), so it looks safe — our inference, not a vendor statement
Nexus 7000· Cisco
60%
v < 6.2(22)v < 8.2(3)
Affected range stops below 6.2(22), so it looks safe — our inference, not a vendor statement
Affected range stops below 8.2(3), so it looks safe — our inference, not a vendor statement
Nexus 7700· Cisco
60%
v < 6.2(22)v < 8.2(3)
Affected range stops below 6.2(22), so it looks safe — our inference, not a vendor statement
Affected range stops below 8.2(3), so it looks safe — our inference, not a vendor statement
Nexus 9000· Cisco
60%
v < 7.0(3)I4(9)v < 7.0(3)I7(6)
Affected range stops below 7.0(3)I4(9), so it looks safe — our inference, not a vendor statement
Affected range stops below 7.0(3)I7(6), so it looks safe — our inference, not a vendor statement
Nexus 9500· Cisco
60%
v < 7.0(3)F3(5)
Affected range stops below 7.0(3)F3(5), so it looks safe — our inference, not a vendor statement
9432Pq· Ciscodevice
80%
All versions

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (2)

VDB Entryx_refsource_BIDThird Party Advisory
Source: [email protected]
http://www.securityfocus.com/bid/107392
Vendor Advisoryx_refsource_CISCO
Source: [email protected]
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190306-nxos-cmdinj-1613

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

6.7MEDIUM[email protected]
Attack Vector
LOCAL
Complexity
LOW
Privileges
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-77CWE-88

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