What is CVE-2017-6640?

CVE-2017-6640 is a critical-severity vulnerability in Cisco Prime Data Center Network Manager, classified under CWE-264. CVSS score: 9.8/10. Published 2017-06-08.

How severe is CVE-2017-6640?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Is CVE-2017-6640 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Resource exhaustion in Cisco Prime Data Center Network Manager

CVE-2017-6640

A vulnerability in Cisco Prime Data Center Network Manager (DCNM) Software could allow an unauthenticated, remote attacker to log in to the administrative console of a DCNM server by using an account that has a default, static password. The account could be granted root- or system-level privileges. The vulnerability exists because the affected software has a default user account that has a default, static password. The user account is created automatically when the software is installed. An attacker could exploit this vulnerability by connecting remotely to an affected system and logging in to the affected software by using the credentials for this default user account. A successful exploit could allow the attacker to use this default user account to log in to the affected software and gain access to the administrative console of a DCNM server. This vulnerability affects Cisco Prime Data Center Network Manager (DCNM) Software releases prior to Release 10.2(1) for Microsoft Windows, Linux, and Virtual Appliance platforms. Cisco Bug IDs: CSCvd95346.

EPSS: 0.107 (95.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Cisco Prime_data_center_network_manager — versions 10.1\(2\), 10.1(1), 10.1.0
N/a Cisco Prime Data Center Network Manager Server Static Credential Vulnerability — versions Cisco Prime Data Center Network Manager Server Static Credential Vulnerability

Weakness classification (CWE)

Public proof-of-concept exploits

hemp3l/CVE-2017-6640-POC

References

psirt@cisco.com (vdb-entry, x_refsource_SECTRACK)
psirt@cisco.com (x_refsource_CONFIRM, Vendor Advisory)
psirt@cisco.com (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_BID)

Frequently asked questions

What is CVE-2017-6640?: CVE-2017-6640 is a critical-severity vulnerability in Cisco Prime Data Center Network Manager, classified under CWE-264. CVSS score: 9.8/10. Published 2017-06-08.
How severe is CVE-2017-6640?: Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2017-6640 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.