CVE-2020-10745
CVSS V2 High 7.8
CVSS V3 High 7.5
Description
A flaw was found in all Samba versions before 4.10.17, before 4.11.11 and before 4.12.4 in the way it processed NetBios over TCP/IP. This flaw allows a remote attacker could to cause the Samba server to consume excessive CPU use, resulting in a denial of service. This highest threat from this vulnerability is to system availability.
Overview
- CVE ID
- CVE-2020-10745
- Assigner
- secalert@redhat.com
- Vulnerability Status
- Analyzed
- Published Version
- 2020-07-07T14:15:11
- Last Modified Date
- 2023-02-02T15:00:53
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:* | 1 | OR | 4.0.0 | 4.10.17 |
| cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:* | 1 | OR | 4.11.0 | 4.11.11 |
| cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:* | 1 | OR | 4.12.0 | 4.12.4 |
| cpe:2.3:o:fedoraproject:fedora:31:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:opensuse:leap:15.2:*:*:*:*:*:*:* | 1 | OR |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:N/AC:L/Au:N/C:N/I:N/A:C
- Access Vector
- NETWORK
- Access Compatibility
- LOW
- Authentication
- NONE
- Confidentiality Impact
- NONE
- Integrity Impact
- NONE
- Availability Impact
- COMPLETE
- Base Score
- 7.8
- Severity
- HIGH
- Exploitability Score
- 10
- Impact Score
- 6.9
CVSS Version 3
- Version
- 3.1
- Vector String
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- Attack Vector
- NETWORK
- Attack Compatibility
- LOW
- Privileges Required
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality Impact
- NONE
- Availability Impact
- HIGH
- Base Score
- 7.5
- Base Severity
- HIGH
- Exploitability Score
- 3.9
- Impact Score
- 3.6
References
| Reference URL | Reference Tags |
|---|---|
| https://bugzilla.redhat.com/show_bug.cgi?id=1849491; | Issue Tracking Patch Third Party Advisory |
| https://www.samba.org/samba/security/CVE-2020-10745.html | Vendor Advisory |
| https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/6YLNQ5GRXUKYRUAOFZ4DUBVN4SMTL6Q2/ | Mailing List Third Party Advisory |
| http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00030.html | Mailing List Third Party Advisory |
| http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00054.html | Mailing List Third Party Advisory |
| https://security.gentoo.org/glsa/202007-15 | |
| http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00002.html | |
| https://lists.debian.org/debian-lts-announce/2020/11/msg00041.html |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2020-10745 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-10745 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 16:19:17 | Added to TrackCVE | |||
| 2022-12-04 19:13:33 | 2020-07-07T14:15Z | 2020-07-07T14:15:11 | CVE Published Date | updated |
| 2022-12-04 19:13:33 | 2020-11-23T05:15:11 | CVE Modified Date | updated | |
| 2022-12-04 19:13:33 | Undergoing Analysis | Vulnerability Status | updated | |
| 2023-02-02 15:10:14 | 2023-02-02T15:00:53 | CVE Modified Date | updated | |
| 2023-02-02 15:10:14 | Undergoing Analysis | Analyzed | Vulnerability Status | updated |