Current Description
rhnreg_ks in Red Hat Network Client Tools (aka rhn-client-tools) on Red Hat Gluster Storage 2.1 and Enterprise Linux (RHEL) 5, 6, and 7 does not properly validate hostnames in X.509 certificates from SSL servers, which allows remote attackers to prevent system registration via a man-in-the-middle attack.
Source:
MITRE
Description Last Modified:
04/12/2018
View Analysis Description
Analysis Description
rhnreg_ks in Red Hat Network Client Tools (aka rhn-client-tools) on Red Hat Gluster Storage 2.1 and Enterprise Linux (RHEL) 5, 6, and 7 does not properly validate hostnames in X.509 certificates from SSL servers, which allows remote attackers to prevent system registration via a man-in-the-middle attack.
Source:
MITRE
Description Last Modified:
04/12/2018
Impact
CVSS v3.0 Severity and Metrics:
Base Score:
5.9 MEDIUM
Vector:
AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/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):
None
Integrity (I):
High
Availability (A):
None
CVSS v2.0 Severity and Metrics:
Base Score:
4.3 MEDIUM
Vector:
(AV:N/AC:M/Au:N/C:N/I:P/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):
None
Integrity (I):
Partial
Availability (A):
None
Additional Information:
Allows unauthorized modification
References to Advisories, Solutions, and Tools
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Technical Details
Vulnerability Type
(View All)
- Improper Certificate Validation (CWE-295)
Change History
1 change record found
- show changes
Initial Analysis -
5/22/2018 1:54:57 PM
| Action |
Type |
Old Value |
New Value |
| Added |
CPE Configuration |
|
AND
OR
*cpe:2.3:a:redhat:rhn-client-tools:*:*:*:*:*:*:*:*
OR
cpe:2.3:a:redhat:gluster_storage:2.1:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux:5.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux:6:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:* |
| Added |
CVSS V2 |
|
(AV:N/AC:M/Au:N/C:N/I:P/A:N) |
| Added |
CVSS V3 |
|
AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N |
| Added |
CWE |
|
CWE-295 |
| Changed |
Reference Type |
http://www.openwall.com/lists/oss-security/2015/03/04/7 No Types Assigned |
http://www.openwall.com/lists/oss-security/2015/03/04/7 Mailing List |
| Changed |
Reference Type |
http://www.securityfocus.com/bid/72943 No Types Assigned |
http://www.securityfocus.com/bid/72943 Third Party Advisory, VDB Entry |
| Changed |
Reference Type |
https://bugzilla.redhat.com/show_bug.cgi?id=1198740 No Types Assigned |
https://bugzilla.redhat.com/show_bug.cgi?id=1198740 Issue Tracking |