VDB-124839 · CVE-2018-0440 · Qualys 87349

Cisco Data Center Network Manager Web Interface HTTP Request access control

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
7.8	$0-$5k	0.00

Summaryinfo

A vulnerability, which was classified as critical, has been found in Cisco Data Center Network Manager. Affected by this vulnerability is an unknown functionality of the component Web Interface. Performing a manipulation as part of HTTP Request results in access control. This vulnerability is cataloged as CVE-2018-0440. It is possible to initiate the attack remotely. There is no exploit available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability classified as critical has been found in Cisco Data Center Network Manager (affected version unknown). This affects an unknown functionality of the component Web Interface. The manipulation as part of a HTTP Request leads to a access control vulnerability. CWE is classifying the issue as CWE-264. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

A vulnerability in the web interface of Cisco Data Center Network Manager could allow an authenticated application administrator to execute commands on the underlying operating system with root-level privileges. The vulnerability is due to incomplete input validation of user input within an HTTP request. An attacker could exploit this vulnerability by authenticating to the application and then sending a crafted HTTP request to the targeted application. A successful exploit could allow the authenticated attacker to issue commands on the underlying operating system as the root user.

The bug was discovered 09/05/2018. The weakness was shared 10/05/2018 as cisco-sa-20180905-cdcnm-escala as confirmed advisory (Website). It is possible to read the advisory at tools.cisco.com. This vulnerability is uniquely identified as CVE-2018-0440 since 11/26/2017. It is possible to initiate the attack remotely. The successful exploitation needs a authentication. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1068 according to MITRE ATT&CK.

The vulnerability was handled as a non-public zero-day exploit for at least 30 days. During that time the estimated underground price was around $5k-$25k. The commercial vulnerability scanner Qualys is able to test this issue with plugin 87349 (Cisco Data Center Network Manager Privilege Escalation to Underlying Operating System Vulnerability(cisco-sa-20180905-cdcnm-escalation)).

Upgrading eliminates this vulnerability.

Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

Network Management Software

Vendor

Cisco

Name

Data Center Network Manager

License

commercial

Website

Vendor: https://www.cisco.com/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.0
VulDB Meta Temp Score: 7.8

VulDB Base Score: 8.8
VulDB Temp Score: 8.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.2
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Access control
CWE: CWE-264
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

11/26/2017 🔍
09/05/2018 +282 days 🔍
10/05/2018 +29 days 🔍
10/05/2018 +0 days 🔍
10/06/2018 +1 days 🔍
05/22/2023 +1689 days 🔍

Sourcesinfo

Vendor: cisco.com

Advisory: cisco-sa-20180905-cdcnm-escala
Status: Confirmed

CVE: CVE-2018-0440 (🔍)
GCVE (CVE): GCVE-0-2018-0440
GCVE (VulDB): GCVE-100-124839
SecurityTracker: 1041682

Entryinfo

Created: 10/06/2018 07:49
Updated: 05/22/2023 11:48
Changes: 10/06/2018 07:49 (61), 03/30/2020 09:28 (1), 05/22/2023 11:48 (4)
Complete: 🔍
Cache ID: 216::103