1. Home
  2. CVE Database
  3. CVE-2019-12621
HIGH · 7.4

CVE-2019-12621

A vulnerability in Cisco HyperFlex Software could allow an unauthenticated, remote attacker to perform a man-in-the-middle attack. The vulnerability is due to insufficient key management. An attacker ...

Vulnerability Description

A vulnerability in Cisco HyperFlex Software could allow an unauthenticated, remote attacker to perform a man-in-the-middle attack. The vulnerability is due to insufficient key management. An attacker could exploit this vulnerability by obtaining a specific encryption key for the cluster. A successful exploit could allow the attacker to perform a man-in-the-middle attack against other nodes in the cluster.

CVSS Score

7.4

HIGH

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
NONE

Affected Products

VendorProductVersions
CiscoHyperflex Hx220C M5 Firmware3.0\(1a\)
CiscoHyperflex Hx220C M5-
CiscoHyperflex Hx240C M5 Firmware3.0\(1a\)
CiscoHyperflex Hx240C M5-
CiscoHyperflex Hx220C Af M5 Firmware3.0\(1a\)
CiscoHyperflex Hx220C Af M5-
CiscoHyperflex Hx240C Af M5 Firmware3.0\(1a\)
CiscoHyperflex Hx240C Af M5-
CiscoHyperflex Hx220C Edge M5 Firmware3.0\(1a\)
CiscoHyperflex Hx220C Edge M5-

Related Weaknesses (CWE)

CWE-320CWE-327

References

FAQ

What is CVE-2019-12621?

CVE-2019-12621 is a vulnerability with a CVSS score of 7.4 (HIGH). A vulnerability in Cisco HyperFlex Software could allow an unauthenticated, remote attacker to perform a man-in-the-middle attack. The vulnerability is due to insufficient key management. An attacker ...

How severe is CVE-2019-12621?

CVE-2019-12621 has been rated HIGH with a CVSS base score of 7.4/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2019-12621?

Check the references section above for vendor advisories and patch information. Affected products include: Cisco Hyperflex Hx220C M5 Firmware, Cisco Hyperflex Hx220C M5, Cisco Hyperflex Hx240C M5 Firmware, Cisco Hyperflex Hx240C M5, Cisco Hyperflex Hx220C Af M5 Firmware.