Current Description
The Embedthis HTTP library, and Appweb versions before 7.0.3, have a logic flaw related to the authCondition function in http/httpLib.c. With a forged HTTP request, it is possible to bypass authentication for the form and digest login types.
Source:
MITRE
Description Last Modified:
03/14/2018
View Analysis Description
Analysis Description
The Embedthis HTTP library, and Appweb versions before 7.0.3, have a logic flaw related to the authCondition function in http/httpLib.c. With a forged HTTP request, it is possible to bypass authentication for the form and digest login types.
Source:
MITRE
Description Last Modified:
03/14/2018
Impact
CVSS v3.0 Severity and Metrics:
Base Score:
8.1 HIGH
Vector:
AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
(V3 legend)
Impact Score:
5.9
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):
High
Availability (A):
High
CVSS v2.0 Severity and Metrics:
Base Score:
6.8 MEDIUM
Vector:
(AV:N/AC:M/Au:N/C:P/I:P/A:P)
(V2 legend)
Impact Subscore:
6.4
Exploitability Subscore:
8.6
Access Vector (AV):
Network
Access Complexity (AC):
Medium
Authentication (AU):
None
Confidentiality (C):
Partial
Integrity (I):
Partial
Availability (A):
Partial
Additional Information:
Allows unauthorized disclosure of information
Allows unauthorized modification
Allows disruption of service
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Change History
1 change record found
- show changes
Initial Analysis -
4/11/2018 9:45:03 AM
| Action |
Type |
Old Value |
New Value |
| Added |
CPE Configuration |
|
OR
*cpe:2.3:a:embedthis:appweb:*:*:*:*:*:*:*:* versions up to (including) 7.0.2 |
| Added |
CVSS V2 |
|
(AV:N/AC:M/Au:N/C:P/I:P/A:P) |
| Added |
CVSS V3 |
|
AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H |
| Added |
CWE |
|
CWE-287 |
| Changed |
Reference Type |
https://blogs.securiteam.com/index.php/archives/3676 No Types Assigned |
https://blogs.securiteam.com/index.php/archives/3676 Exploit, Third Party Advisory |
| Changed |
Reference Type |
https://github.com/embedthis/appweb/issues/610 No Types Assigned |
https://github.com/embedthis/appweb/issues/610 Patch, Third Party Advisory |