CVE-2020-1758
Keycloak TLS Hostname Verification Bypass
Description
A flaw was found in Keycloak in versions before 10.0.0, where it does not perform the TLS hostname verification while sending emails using the SMTP server. This flaw allows an attacker to perform a man-in-the-middle (MITM) attack.
INFO
Published Date :
May 15, 2020, 7:15 p.m.
Last Modified :
Nov. 7, 2023, 3:19 a.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
3.6
Exploitability Score :
2.2
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2020-1758.
| URL | Resource |
|---|---|
| https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-1758 | Issue Tracking Vendor Advisory |
| https://issues.redhat.com/browse/KEYCLOAK-13285 | Permissions Required Vendor Advisory |
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2020-1758 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2020-1758 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
CVE Modified by [email protected]
Nov. 07, 2023
Action Type Old Value New Value Removed CVSS V3 Red Hat, Inc. AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N Added CVSS V3.1 Red Hat, Inc. AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N -
Initial Analysis by [email protected]
May. 19, 2020
Action Type Old Value New Value Added CVSS V2 NIST (AV:N/AC:M/Au:N/C:P/I:N/A:N) Added CVSS V3.1 NIST AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N Changed Reference Type https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-1758 No Types Assigned https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-1758 Issue Tracking, Vendor Advisory Changed Reference Type https://issues.redhat.com/browse/KEYCLOAK-13285 No Types Assigned https://issues.redhat.com/browse/KEYCLOAK-13285 Permissions Required, Vendor Advisory Added CWE NIST CWE-295 Added CPE Configuration OR *cpe:2.3:a:redhat:keycloak:*:*:*:*:*:*:*:* versions up to (excluding) 10.0.0 Added CPE Configuration OR *cpe:2.3:a:redhat:openstack:10:*:*:*:*:*:*:*
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2020-1758 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2020-1758
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.13 }} 0.00%
score
0.45843
percentile