CISA Known Exploited Vulnerability

This vulnerability is actively exploited in the wild and listed in the CISA Known Exploited Vulnerabilities catalog.

Remediation Deadline: Nov 17, 2021

CVE-2021-1497

High

CVSS 9.8EPSS 94.4%CISA KEVPoC Available

Cisco/HyperFlex HX

Description

Cisco HyperFlex HX Installer Virtual Machine contains an insufficient input validation vulnerability which could allow an attacker to execute commands on an affected device as the root user.

CVSS Score

9.8/ 10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS — Exploit Probability

94.4%

Higher than 100.0% of all CVEs

Weakness Classification (CWE)

CWE-78OS Command InjectionMITRE

Known Exploits

POC

http://packetstormsecurity.com/files/162976/Cisco-HyperFlex-HX-Data-Platform-Command-Execution.htmlExploit http://packetstormsecurity.com/files/162976/Cisco-HyperFlex-HX-Data-Platform-Command-Execution.htmlExploit

Required Action

https://nvd.nist.gov/vuln/detail/CVE-2021-1497

Risk Assessment

CRITICAL

In CISA KEV

Known exploit

Critical CVSS

High EPSS

Details

Severity: High
CVSS: 9.8
EPSS: 94.4%
CWE: CWE-78
Exploit: POC
CISA KEV: Yes
Ransomware: Unknown
Articles: 0

Timeline

Published

Nov 3, 2021

Added to KEV

Nov 3, 2021

Remediation Due

Nov 17, 2021

Affected Product

Cisco

HyperFlex HX

View all Cisco CVEs

External Links

NVD (NIST)CVE Details MITRE CVE