Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

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CVE-2020-10744

Severity CVSS v4.0:
Pending analysis
Type:
CWE-362 Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
Publication date:
15/05/2020
Last modified:
07/11/2023

Description

An incomplete fix was found for the fix of the flaw CVE-2020-1733 ansible: insecure temporary directory when running become_user from become directive. The provided fix is insufficient to prevent the race condition on systems using ACLs and FUSE filesystems. Ansible Engine 2.7.18, 2.8.12, and 2.9.9 as well as previous versions are affected and Ansible Tower 3.4.5, 3.5.6 and 3.6.4 as well as previous versions are affected.

Impact

Vector 3.x
CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:C/C:L/I:L/A:L CVSS v3.1 Severity and Metrics:

Base Score: 5.00 MEDIUM
Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:C/C:L/I:L/A:L

Attack Vector (AV): Local
Attack Complexity (AC): High
Privileges Required (PR): Low
User Interaction (UI): Required
Scope (S): Changed
Confidentiality (C): Low
Integrity (I): Low
Availability (A): Low

Base Score 3.x
5.00
Severity 3.x
MEDIUM
Vector 2.0
AV:L/AC:H/Au:N/C:P/I:P/A:P CVSS v2.0 Severity and Metrics:

Base Score: 3.70 LOW
Vector: AV:L/AC:H/Au:N/C:P/I:P/A:P

Attack Vector (AV): Local
Attack Complexity (AC): High
Authentication (Au): None
Confidentiality (C): Physical
Integrity (I): Physical
Availability (A): Physical

Base Score 2.0
3.70
Severity 2.0
LOW

Vulnerable products and versions

CPE From Up to
cpe:2.3:a:redhat:ansible:*:*:*:*:*:*:*:* 2.7.0 (including) 2.7.18 (including)
cpe:2.3:a:redhat:ansible:*:*:*:*:*:*:*:* 2.8.0 (including) 2.8.12 (including)
cpe:2.3:a:redhat:ansible:*:*:*:*:*:*:*:* 2.9.0 (including) 2.9.9 (including)
cpe:2.3:a:redhat:ansible_tower:*:*:*:*:*:*:*:* 3.4.0 (including) 3.4.5 (including)
cpe:2.3:a:redhat:ansible_tower:*:*:*:*:*:*:*:* 3.5.0 (including) 3.5.6 (including)
cpe:2.3:a:redhat:ansible_tower:*:*:*:*:*:*:*:* 3.6.0 (including) 3.6.4 (including)

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools