SB2019082206 - MitM attack in Cisco HyperFlex
Published: August 22, 2019
Security Bulletin ID
SB2019082206
CSH Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Data manipulation
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Use of Hard-coded Cryptographic Key (CVE-ID: CVE-2019-12621)
CWE-ID: CWE-321 - Use of Hard-coded Cryptographic Key
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
The vulnerability allows a remote attacker to perform a man-in-the-middle attack.
The vulnerability exists due to insufficient key management. A remote attacker can obtain a specific encryption key for the cluster and perform a man-in-the-middle attack against other nodes in the cluster.
Remediation
Install update from vendor's website.