Current Description
It was found that keycloak before 3.4.2 final would permit misuse of a client-side /etc/hosts entry to spoof a URL in a password reset request. An attacker could use this flaw to craft a malicious password reset request and gain a valid reset token, leading to information disclosure or further attacks.
Source:
MITRE
Description Last Modified:
02/21/2018
View Analysis Description
Analysis Description
It was found that keycloak before 3.4.2 final would permit misuse of a client-side /etc/hosts entry to spoof a URL in a password reset request. An attacker could use this flaw to craft a malicious password reset request and gain a valid reset token, leading to information disclosure or further attacks.
Source:
MITRE
Description Last Modified:
02/21/2018
Impact
CVSS v3.0 Severity and Metrics:
Base Score:
8.8 HIGH
Vector:
AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
(V3 legend)
Impact Score:
5.9
Exploitability Score:
2.8
Attack Vector (AV):
Network
Attack Complexity (AC):
Low
Privileges Required (PR):
None
User Interaction (UI):
Required
Scope (S):
Unchanged
Confidentiality (C):
High
Integrity (I):
High
Availability (A):
High
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:
Victim must voluntarily interact with attack mechanism
Allows unauthorized disclosure of information
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Technical Details
Vulnerability Type
(View All)
- Weak Password Recovery Mechanism for Forgotten Password (CWE-640)
Change History
1 change record found
- show changes
Initial Analysis -
3/18/2018 7:01:27 AM
| Action |
Type |
Old Value |
New Value |
| Added |
CPE Configuration |
|
OR
*cpe:2.3:a:keycloak:keycloak:*:*:*:*:*:*:*:* versions up to (excluding) 3.4.2 |
| Added |
CVSS V2 |
|
(AV:N/AC:M/Au:N/C:P/I:N/A:N) |
| Added |
CVSS V2 Metadata |
|
Victim must voluntarily interact with attack mechanism |
| Added |
CVSS V3 |
|
AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
| Added |
CWE |
|
CWE-640 |
| Changed |
Reference Type |
https://bugzilla.redhat.com/show_bug.cgi?id=1484564 No Types Assigned |
https://bugzilla.redhat.com/show_bug.cgi?id=1484564 Issue Tracking, Third Party Advisory |
| Changed |
Reference Type |
https://github.com/keycloak/keycloak-documentation/pull/268/commits/a2b58aadee42af2c375b72e86dffc2cf23cc3770 No Types Assigned |
https://github.com/keycloak/keycloak-documentation/pull/268/commits/a2b58aadee42af2c375b72e86dffc2cf23cc3770 Patch, Third Party Advisory |