Denial of service in Cisco Network Assurance Engine

1) Use of hardcoded credentials

EUVDB-ID: #VU17553

Risk: Low

CVSSv3.1: 6.7 [CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2019-1688

CWE-ID: CWE-798 - Use of Hard-coded Credentials

Exploit availability: No

Description

The vulnerability allows a local unauthenticated attacker to obtain potentially sensitive information or cause DoS condition.

The vulnerability exists in the management web interface of Cisco Network Assurance Engine (NAE) due to a fault in the password management system of NAE. A local attacker can authenticate with the default administrator password via the CLI to view potentially sensitive information or bring the server down, causing a DoS condition.

Mitigation

Update to version 3.0(1a).

Vulnerable software versions

Cisco Network Assurance: 3.0.1

External links

http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190212-nae-dos

Q & A

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.