Current Description
The "RVCB Mobile" by RVCB Mobile Banking app 3.0.0 -- aka rvcb-mobile/id757928895 for iOS does not verify X.509 certificates from SSL servers, which allows man-in-the-middle attackers to spoof servers and obtain sensitive information via a crafted certificate.
Source:
MITRE
View Analysis Description
Analysis Description
The "RVCB Mobile" by RVCB Mobile Banking app 3.0.0 -- aka rvcb-mobile/id757928895 for iOS does not verify X.509 certificates from SSL servers, which allows man-in-the-middle attackers to spoof servers and obtain sensitive information via a crafted certificate.
Source:
MITRE
Impact
CVSS v3.0 Severity and Metrics:
Base Score:
5.9 MEDIUM
Vector:
AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
(V3 legend)
Impact Score:
3.6
Exploitability Score:
2.2
Attack Vector (AV):
Network
Attack Complexity (AC):
High
Privileges Required (PR):
None
User Interaction (UI):
None
Scope (S):
Unchanged
Confidentiality (C):
High
Integrity (I):
None
Availability (A):
None
CVSS v2.0 Severity and Metrics:
Base Score:
4.3 MEDIUM
Vector:
(AV:N/AC:M/Au:N/C:P/I:N/A:N)
(V2 legend)
Impact Subscore:
2.9
Exploitability Subscore:
8.6
Access Vector (AV):
Network
Access Complexity (AC):
Medium
Authentication (AU):
None
Confidentiality (C):
Partial
Integrity (I):
None
Availability (A):
None
Additional Information:
Allows unauthorized disclosure of information
References to Advisories, Solutions, and Tools
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Technical Details
Vulnerability Type
(View All)
- Improper Certificate Validation (CWE-295)
Change History
2 change records found
- show changes
Reanalysis -
10/3/2018 2:16:57 PM
| Action |
Type |
Old Value |
New Value |
| Changed |
CPE Configuration |
OR
*cpe:2.3:a:meafinancial:rvcb_mobile:3.0.0:*:*:*:*:iphone_os:*:* |
OR
*cpe:2.3:a:rivervalleycommunitybank:rvcb_mobile:3.0.0:*:*:*:*:iphone_os:*:* |
Initial Analysis -
6/28/2017 10:20:55 AM
| Action |
Type |
Old Value |
New Value |
| Added |
CPE Configuration |
|
OR
*cpe:2.3:a:meafinancial:rvcb_mobile:3.0.0:*:*:*:*:iphone_os:*:* |
| Added |
CVSS V2 |
|
(AV:N/AC:M/Au:N/C:P/I:N/A:N) |
| Added |
CVSS V3 |
|
AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N |
| Added |
CWE |
|
CWE-295 |
| Changed |
Reference Type |
https://medium.com/@chronic_9612/advisory-44-credit-union-apps-for-ios-may-allow-login-credential-exposure-4d2f380b85c5 No Types Assigned |
https://medium.com/@chronic_9612/advisory-44-credit-union-apps-for-ios-may-allow-login-credential-exposure-4d2f380b85c5 Third Party Advisory |