Mckesson Conserus Workflow Intelligence 2.0.2 HTTP GET Request credentials management

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.8$0-$5k0.00

A vulnerability was found in Mckesson Conserus Workflow Intelligence 2.0.2. It has been rated as critical. This issue affects an unknown code block. The manipulation as part of a HTTP GET Request leads to a credentials management vulnerability. Using CWE to declare the problem leads to CWE-255. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Security researchers discovered an authentication bypass vulnerability in version 2.0.2 of the Conserus Workflow Intelligence application by McKesson Medical Imaging Company, which is now a Change Healthcare company. The attacker must send a malicious HTTP GET request to exploit the vulnerability. The vulnerability allows an attacker to bypass authentication and escalate privileges of valid users. An unauthenticated attacker can exploit the vulnerability and be granted limited access to other accounts. An authenticated attacker can exploit the vulnerability and be granted access reserved for higher privilege users.

The bug was discovered 12/12/2017. The weakness was disclosed 12/15/2017 (Website). The advisory is shared at technical.nttsecurity.com. The identification of this vulnerability is CVE-2017-16776 since 11/10/2017. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1552 for this issue.

The vulnerability was handled as a non-public zero-day exploit for at least 3 days. During that time the estimated underground price was around $0-$5k.

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

Productinfo

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Version

CPE 2.3info

CPE 2.2info

CVSSv4info

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

CVSSv3info

VulDB Meta Base Score: 6.8
VulDB Meta Temp Score: 6.8

VulDB Base Score: 5.6
VulDB Temp Score: 5.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.1
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Credentials management
CWE: CWE-255
ATT&CK: T1552

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: 🔍
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Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

11/10/2017 🔍
12/12/2017 +32 days 🔍
12/15/2017 +3 days 🔍
12/15/2017 +0 days 🔍
12/16/2017 +1 days 🔍
12/15/2019 +729 days 🔍

Sourcesinfo

Advisory: technical.nttsecurity.com
Status: Not defined

CVE: CVE-2017-16776 (🔍)

Entryinfo

Created: 12/16/2017 16:26
Updated: 12/15/2019 14:43
Changes: 12/16/2017 16:26 (56), 12/15/2019 14:43 (1)
Complete: 🔍

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