CVE-2019-1726
CVSS V2 Medium 4.6
CVSS V3 High 7.8
Description
A vulnerability in the CLI of Cisco NX-OS Software could allow an authenticated, local attacker to access internal services that should be restricted on an affected device, such as the NX-API. The vulnerability is due to insufficient validation of arguments passed to a certain CLI command. An attacker could exploit this vulnerability by including malicious input as the argument to the affected command. A successful exploit could allow the attacker to bypass intended restrictions and access internal services of the device. An attacker would need valid device credentials to exploit this vulnerability.
Overview
- CVE ID
- CVE-2019-1726
- Assigner
- ykramarz@cisco.com
- Vulnerability Status
- Analyzed
- Published Version
- 2019-05-15T17:29:01
- Last Modified Date
- 2020-10-09T17:03:46
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| AND | ||||
| cpe:2.3:o:cisco:nx-os:*:*:*:*:*:*:*:* | 1 | OR | 5.2 | 6.2\(25\) |
| cpe:2.3:o:cisco:nx-os:*:*:*:*:*:*:*:* | 1 | OR | 7.3 | 8.3\(2\) |
| cpe:2.3:h:cisco:mds_9000:-:*:*:*:*:*:*:* | 0 | OR | ||
| cpe:2.3:h:cisco:mds_9100:-:*:*:*:*:*:*:* | 0 | OR | ||
| cpe:2.3:h:cisco:mds_9200:-:*:*:*:*:*:*:* | 0 | OR | ||
| cpe:2.3:h:cisco:mds_9500:-:*:*:*:*:*:*:* | 0 | OR | ||
| cpe:2.3:h:cisco:mds_9700:-:*:*:*:*:*:*:* | 0 | OR | ||
| AND | ||||
| cpe:2.3:o:cisco:nx-os:*:*:*:*:*:*:*:* | 1 | OR | 7.0\(3\)i7 | 7.0\(3\)i7\(3\) |
| cpe:2.3:h:cisco:nexus_3000:-:*:*:*:*:*:*:* | 0 | OR | ||
| cpe:2.3:h:cisco:nexus_3100:-:*:*:*:*:*:*:* | 0 | OR | ||
| cpe:2.3:h:cisco:nexus_3100-z:-:*:*:*:*:*:*:* | 0 | OR | ||
| cpe:2.3:h:cisco:nexus_3100v:-:*:*:*:*:*:*:* | 0 | OR | ||
| cpe:2.3:h:cisco:nexus_3200:-:*:*:*:*:*:*:* | 0 | OR | ||
| cpe:2.3:h:cisco:nexus_3400:-:*:*:*:*:*:*:* | 0 | OR | ||
| cpe:2.3:h:cisco:nexus_3500:-:*:*:*:*:*:*:* | 0 | OR | ||
| cpe:2.3:h:cisco:nexus_3600:-:*:*:*:*:*:*:* | 0 | OR | ||
| cpe:2.3:h:cisco:nexus_9000:-:*:*:*:*:*:*:* | 0 | OR | ||
| cpe:2.3:h:cisco:nexus_9200:-:*:*:*:*:*:*:* | 0 | OR | ||
| cpe:2.3:h:cisco:nexus_9300:-:*:*:*:*:*:*:* | 0 | OR | ||
| cpe:2.3:h:cisco:nexus_9500:-:*:*:*:*:*:*:* | 0 | OR | ||
| AND | ||||
| cpe:2.3:o:cisco:nx-os:*:*:*:*:*:*:*:* | 1 | OR | 6.0\(2\)a8\(11\) | |
| cpe:2.3:o:cisco:nx-os:*:*:*:*:*:*:*:* | 1 | OR | 7.0\(3\) | 7.0\(3\)i7\(3\) |
| cpe:2.3:h:cisco:nexus_3524-x:-:*:*:*:*:*:*:* | 0 | OR | ||
| cpe:2.3:h:cisco:nexus_3524-xl:-:*:*:*:*:*:*:* | 0 | OR | ||
| cpe:2.3:h:cisco:nexus_3548-x:-:*:*:*:*:*:*:* | 0 | OR | ||
| cpe:2.3:h:cisco:nexus_3548-xl:-:*:*:*:*:*:*:* | 0 | OR | ||
| AND | ||||
| cpe:2.3:o:cisco:nx-os:*:*:*:*:*:*:*:* | 1 | OR | 7.3\(4\)n1\(1\) | |
| cpe:2.3:h:cisco:nexus_5500:-:*:*:*:*:*:*:* | 0 | OR | ||
| cpe:2.3:h:cisco:nexus_5600:-:*:*:*:*:*:*:* | 0 | OR | ||
| cpe:2.3:h:cisco:nexus_6000:-:*:*:*:*:*:*:* | 0 | OR | ||
| AND | ||||
| cpe:2.3:o:cisco:nx-os:*:*:*:*:*:*:*:* | 1 | OR | 6.2\(22\) | |
| cpe:2.3:o:cisco:nx-os:*:*:*:*:*:*:*:* | 1 | OR | 7.2 | 7.3\(3\)d1\(1\) |
| cpe:2.3:o:cisco:nx-os:*:*:*:*:*:*:*:* | 1 | OR | 8.0 | 8.3\(2\) |
| cpe:2.3:h:cisco:nexus_7000:-:*:*:*:*:*:*:* | 0 | OR | ||
| cpe:2.3:h:cisco:nexus_7700:-:*:*:*:*:*:*:* | 0 | OR | ||
| AND | ||||
| cpe:2.3:o:cisco:nx-os:*:*:*:*:*:*:*:* | 1 | OR | 4.0\(1d\) | |
| cpe:2.3:h:cisco:ucs_6248up:-:*:*:*:*:*:*:* | 0 | OR | ||
| cpe:2.3:h:cisco:ucs_6296up:-:*:*:*:*:*:*:* | 0 | OR |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:L/AC:L/Au:N/C:P/I:P/A:P
- Access Vector
- LOCAL
- Access Compatibility
- LOW
- Authentication
- NONE
- Confidentiality Impact
- PARTIAL
- Integrity Impact
- PARTIAL
- Availability Impact
- PARTIAL
- Base Score
- 4.6
- Severity
- MEDIUM
- Exploitability Score
- 3.9
- Impact Score
- 6.4
CVSS Version 3
- Version
- 3.1
- Vector String
- CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- Attack Vector
- LOCAL
- Attack Compatibility
- LOW
- Privileges Required
- LOW
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality Impact
- HIGH
- Availability Impact
- HIGH
- Base Score
- 7.8
- Base Severity
- HIGH
- Exploitability Score
- 1.8
- Impact Score
- 5.9
References
| Reference URL | Reference Tags |
|---|---|
| https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190515-nxos-cli-bypass | Vendor Advisory |
| http://www.securityfocus.com/bid/108409 | Third Party Advisory VDB Entry |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2019-1726 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-1726 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 17:09:21 | Added to TrackCVE | |||
| 2022-12-03 20:41:37 | psirt@cisco.com | ykramarz@cisco.com | CVE Assigner | updated |
| 2022-12-03 20:41:37 | 2019-05-15T17:29Z | 2019-05-15T17:29:01 | CVE Published Date | updated |
| 2022-12-03 20:41:37 | 2020-10-09T17:03:46 | CVE Modified Date | updated | |
| 2022-12-03 20:41:37 | Analyzed | Vulnerability Status | updated |