Executive Summary
Informations | |||
---|---|---|---|
Name | CVE-2018-20217 | First vendor Publication | 2018-12-26 |
Vendor | Cve | Last vendor Modification | 2023-11-07 |
Security-Database Scoring CVSS v3
Cvss vector : CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H | |||
---|---|---|---|
Overall CVSS Score | 5.3 | ||
Base Score | 5.3 | Environmental Score | 5.3 |
impact SubScore | 3.6 | Temporal Score | 5.3 |
Exploitabality Sub Score | 1.6 | ||
Attack Vector | Network | Attack Complexity | High |
Privileges Required | Low | User Interaction | None |
Scope | Unchanged | Confidentiality Impact | None |
Integrity Impact | None | Availability Impact | High |
Calculate full CVSS 3.0 Vectors scores |
Security-Database Scoring CVSS v2
Cvss vector : (AV:N/AC:M/Au:S/C:N/I:N/A:P) | |||
---|---|---|---|
Cvss Base Score | 3.5 | Attack Range | Network |
Cvss Impact Score | 2.9 | Attack Complexity | Medium |
Cvss Expoit Score | 6.8 | Authentication | Requires single instance |
Calculate full CVSS 2.0 Vectors scores |
Detail
A Reachable Assertion issue was discovered in the KDC in MIT Kerberos 5 (aka krb5) before 1.17. If an attacker can obtain a krbtgt ticket using an older encryption type (single-DES, triple-DES, or RC4), the attacker can crash the KDC by making an S4U2Self request. |
Original Source
Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-20217 |
CWE : Common Weakness Enumeration
% | Id | Name |
---|---|---|
100 % | CWE-617 | Reachable Assertion |
CPE : Common Platform Enumeration
Nessus® Vulnerability Scanner
Date | Description |
---|---|
2019-01-11 | Name : The remote Fedora host is missing a security update. File : fedora_2019-ac7e19b0c8.nasl - Type : ACT_GATHER_INFO |
2019-01-03 | Name : The remote Fedora host is missing a security update. File : fedora_2018-7db7ccda4d.nasl - Type : ACT_GATHER_INFO |
Sources (Detail)
Alert History
Date | Informations |
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2023-11-07 21:40:53 |
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2021-10-18 17:23:09 |
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2021-10-01 05:23:18 |
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2021-05-04 13:13:31 |
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2021-04-22 02:28:04 |
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2021-02-03 01:24:21 |
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2020-05-24 01:25:27 |
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2020-05-23 02:15:07 |
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2020-05-23 01:12:33 |
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2019-10-03 09:21:06 |
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2019-04-16 13:18:57 |
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2019-02-04 21:19:19 |
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2019-01-26 17:19:03 |
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2018-12-27 00:21:41 |
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