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CVE-2018-16860
CVE information
Published
Last Modified
CVSSv2.0 Severity
CVSSv3.1 Severity
Impact Analysis
Description
A flaw was found in samba's Heimdal KDC implementation, versions 4.8.x up to, excluding 4.8.12, 4.9.x up to, excluding 4.9.8 and 4.10.x up to, excluding 4.10.3, when used in AD DC mode. A man in the middle attacker could use this flaw to intercept the request to the KDC and replace the user name (principal) in the request with any desired user name (principal) that exists in the KDC effectively obtaining a ticket for that principal..
CVSSv2.0 Score
- Severity
- Medium
- Base Score
- 6/10
- Exploit Score
- 6.8/10
- Access Vector
- Network
- Access Complexity
- Medium
- Authentication Required
- Single
- Impact Score
- 6.4/10
- Confidentiality Impact
- Partial
- Availability Impact
- Partial
- Integrity Impact
- Partial
CVSSv3.1 Score
- Severity
- High
- Base Score
- 7.5/10
- Exploit Score
- 1.6/10
- Access Vector
- Network
- Access Complexity
- High
- Privileges Required
- Low
- Impact Score
- 5.9/10
- Confidentiality Impact
- High
- Availability Impact
- High
- Integrity Impact
- High
- Scope
- Unchanged
- User Interaction
- None
Products Affected
CPE | Affected | Vulnerable | Excluding | Edit |
---|---|---|---|---|
cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:* |
Yes
|
4.10.0 | 4.10.3 | |
cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:* |
Yes
|
4.8.0 | 4.8.12 | |
cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:* |
Yes
|
4.9.0 | 4.9.8 | |
cpe:2.3:a:heimdal_project:heimdal:*:*:*:*:*:*:*:* |
Yes
|
0.8 | - |
References
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-16860
- https://www.samba.org/samba/security/CVE-2018-16860.html
- https://seclists.org/bugtraq/2019/Aug/21
- https://seclists.org/bugtraq/2019/Aug/23
- https://seclists.org/bugtraq/2019/Aug/25
- https://seclists.org/bugtraq/2019/Aug/22
- http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00026.html
- http://seclists.org/fulldisclosure/2019/Aug/13
- http://seclists.org/fulldisclosure/2019/Aug/14
- http://seclists.org/fulldisclosure/2019/Aug/11
- http://seclists.org/fulldisclosure/2019/Aug/15
- https://www.synology.com/security/advisory/Synology_SA_19_23
- https://support.apple.com/HT210346
- https://support.apple.com/HT210348
- https://support.apple.com/HT210351
- https://support.apple.com/HT210353
- https://security.gentoo.org/glsa/202003-52