CVE-2017-6640

CRITICAL

Cisco Prime Data Center Network Manager < 10.2(1) - Unauthenticated Default Static Credential

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2017-6640. PoCs published by hemp3l.

AI-analyzed exploit summary This repository contains a Burp Suite extension that exploits CVE-2017-6640, a hardcoded credential vulnerability in Cisco Prime Data Center Network Manager (DCNM). The extension automates HTTP Digest Authentication by using the static HA1 digest to bypass authentication.

Description

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.

Exploits (1)

nomisec WORKING POC 2 stars
by hemp3l · poc
https://github.com/hemp3l/CVE-2017-6640-POC

This repository contains a Burp Suite extension that exploits CVE-2017-6640, a hardcoded credential vulnerability in Cisco Prime Data Center Network Manager (DCNM). The extension automates HTTP Digest Authentication by using the static HA1 digest to bypass authentication.

Classification
Working Poc 95%
Attack Type
Auth Bypass
Complexity
Moderate
Reliability
Reliable
Target: Cisco Prime Data Center Network Manager (DCNM)
No auth needed
Prerequisites: Burp Suite · Access to the Cisco DCNM web interface
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (3)

Core 3
Core References
Third Party Advisory, VDB Entry vdb-entry x_refsource_sectrack
http://www.securitytracker.com/id/1038625
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/98937

Scores

CVSS v3 9.8
EPSS 0.1072
EPSS Percentile 95.2%
Attack Vector NETWORK
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-264 CWE-770
Status published
Products (4)
cisco/prime_data_center_network_manager 10.1\(1\)
cisco/prime_data_center_network_manager 10.1\(2\)
cisco/prime_data_center_network_manager 10.1.0
n/a/Cisco Prime Data Center Network Manager Server Static Credential Vulnerability Cisco Prime Data Center Network Manager Server Static Credential Vulnerability
Published Jun 08, 2017
Tracked Since Feb 18, 2026