PT-2021-5206 · Cisco · Cisco Nx-Os

Adrien Peter + 2 · Published 2021-08-25 · Updated 2021-09-21 · CVE-2021-1584

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 versions (affected versions not specified)

Description The issue exists due to insufficient restrictions during the execution of a specific CLI command, allowing an authenticated, local attacker to elevate privileges on an affected device. An attacker with administrative privileges could exploit this by performing a command injection attack on the vulnerable command, potentially accessing the underlying operating system as root.

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

OS Command Injection

Weakness Enumeration

CWE-78

Related Identifiers

BDU:2021-06008

CVE-2021-1584

Affected Products

Cisco Nx-Os

References · 8

• https://nvd.nist.gov/vuln/detail/CVE-2021-1584 · Security Note
• https://bdu.fstec.ru/vul/2021-06008 · Security Note
• https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-naci-mdvul-vrKVgNU · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2021-1584 · Vendor Advisory
• https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-naci-mdvul-vrKVgNU?vs_f=Cisco%20Security%20Advisory&vs_cat=Security%20Intelligence&vs_type=RSS&vs_p=Cisco%20Nexus%209000%20Series%20Fabric%20Switches%20ACI%20Mode%20Privilege%20Escalation%20Vulnerability&vs_k=1 · Note
• https://t.me/cvenotify/20605 · Telegram Post
• https://t.me/cvenotify/20105 · Telegram Post
• https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-naci-mdvul-vrKVgNU?vs_f=Cisco%20Security%20Advisory&vs_cat=Security%20Intelligence&vs_type=RSS&vs_p=Cisco%20Nexus%209000%20Series%20Fabric%20Switches%20ACI%20Mode%20Privilege%20Escalation%20Vulnerability&vs_k=1 · Note