Vulnerability identifier: #VU17836
Vulnerability risk: Low
CVSSv3.1: 7.1 [CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-264
Exploitation vector: Local
Exploit availability: No
Vulnerable software:
Cisco HyperFlex
Hardware solutions /
Office equipment, IP-phones, print servers
Vendor: Cisco Systems, Inc
Description
The vulnerability allows a local unauthenticated attacker to gain elevated privileges on the target system.
The vulnerability exists in the hxterm service due to insufficient authentication controls. A local unauthenticated attacker can connect to the hxterm service as a non-privileged, local user and gain root access to all member nodes of the HyperFlex cluster.
Mitigation
Update to version 3.5(2a).
Vulnerable software versions
Cisco HyperFlex: 3.0.1a - 3.5.1a
External links
http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190220-chn-root-access
Can this vulnerability be exploited remotely?
No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.