Vulnerability CVE-2013-6945
Published: 2013-12-04   Modified: 2013-12-05

Description:
The M2M Broker in OSEHRA VistA, as distributed before September 30, 2013, allows attackers to bypass authentication and authorization to perform doctor-only actions and read or modify patient records via unspecified vectors related to a "logic flaw."

Type:

CWE-264

 (Permissions, Privileges, and Access Controls)

CVSS2 => (AV:N/AC:L/Au:N/C:P/I:P/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
7.5/10
6.4/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Partial
Affected software
Osehra -> Vista 

 References:
http://www.osehra.org/blog/m2m-broker-security-patch
http://www.osehra.org/blog/vista-patch-available-osehra
http://www.darkreading.com/vulnerability/anatomy-of-an-electronic-health-record-e/240164441/
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