VDB-126577 · CVE-2018-15394 · BID 105853

Cisco Stealthwatch Enterprise Management Console 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.
9.0$5k-$25k0.00

A vulnerability classified as critical was found in Cisco Stealthwatch Enterprise (the affected version unknown). Affected by this vulnerability is an unknown part of the component Management Console. The manipulation as part of a HTTP Request leads to a access control vulnerability. The CWE definition for the vulnerability is CWE-284. The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

A vulnerability in the Stealthwatch Management Console (SMC) of Cisco Stealthwatch Enterprise could allow an unauthenticated, remote attacker to bypass authentication and execute arbitrary actions with administrative privileges on an affected system. The vulnerability is due to an insecure system configuration. An attacker could exploit this vulnerability by sending a crafted HTTP request to the targeted application. An exploit could allow the attacker to gain unauthenticated access, resulting in elevated privileges in the SMC.

The bug was discovered 11/07/2018. The weakness was disclosed 11/08/2018 with Cisco as cisco-sa-20181107-smc-auth-byp as confirmed advisory (Website). The advisory is shared at tools.cisco.com. This vulnerability is known as CVE-2018-15394 since 08/17/2018. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 06/05/2023). MITRE ATT&CK project uses the attack technique T1068 for this issue.

The vulnerability was handled as a non-public zero-day exploit for at least 1 days. During that time the estimated underground price was around $5k-$25k.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Productinfo

Vendor

Name

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 9.0
VulDB Meta Temp Score: 9.0

VulDB Base Score: 7.3
VulDB Temp Score: 7.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CNA Base Score: 9.8
CNA Vector (Cisco Systems, Inc.): 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Access control
CWE: CWE-284 / CWE-266
ATT&CK: T1068

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

08/17/2018 🔍
11/07/2018 +82 days 🔍
11/07/2018 +0 days 🔍
11/08/2018 +1 days 🔍
11/08/2018 +0 days 🔍
11/09/2018 +1 days 🔍
06/05/2023 +1669 days 🔍

Sourcesinfo

Vendor: cisco.com

Advisory: cisco-sa-20181107-smc-auth-byp
Organization: Cisco
Status: Confirmed

CVE: CVE-2018-15394 (🔍)
SecurityFocus: 105853 - Cisco Stealthwatch Management Console CVE-2018-15394 Authentication Bypass Vulnerability

Entryinfo

Created: 11/09/2018 07:43
Updated: 06/05/2023 09:32
Changes: 11/09/2018 07:43 (60), 04/11/2020 07:53 (4), 06/05/2023 09:32 (14)
Complete: 🔍

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