PT-2019-2217 · Cisco · Cisco Nx-Os+1

Published 2019-05-15 · Updated 2020-10-16 · CVE-2019-1768

Positive Technologies (AI Summary)

CVSS v2.0

7.2

High

Base vector

AV:L/AC:L/Au:N/C:C/I:C/A:C

Name of the Vulnerable Software and Affected Versions Cisco NX-OS Software (affected versions not specified)

Description The issue is caused by a buffer overflow condition in the implementation of a specific CLI command for Cisco NX-OS Software. This could allow an authenticated, local attacker with administrator credentials to execute arbitrary commands with elevated privileges on the underlying operating system of an affected device. 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 of the affected CLI command.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

OS Command Injection

Buffer Overflow

Weakness Enumeration

CWE-78

CWE-119

Related Identifiers

BDU:2019-01988

CVE-2019-1768

Affected Products

Cisco Nx-Os

Cisco Nexus

References · 5

• https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190515-nxos-overflow-inj · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2019-1768 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2019-1768 · Security Note
• https://bdu.fstec.ru/vul/2019-01988 · Security Note
• http://securityfocus.com/bid/108386 · Note