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MEDIUM

CVE-2020-10729

CVSS v3

5.5

MEDIUM

EPSS Score

0.4 %

exploit probability, as of 2026-10-19

CISA KEV

No

known exploited

Exploitation

—

SSVC status

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Affected and fixed versions

Packages from OSV.dev and products from the vendors' CSAF advisories.

version not verifiedVersions not verified: read as OSV.dev and the vendors publish them, not checked against each vendor's release list.

Packages

  • ansiblePyPIall versions · fixed in 2.9.6

Vendor advisories

  • CVE-2020-10729 Red Hat Product Security7 products fixed

    Ansible: two random password lookups in same task return same value

  • RHBA-2020:1540 Red Hat Product Security1 product fixed

    Red Hat Bug Fix Advisory: Red Hat Ansible Tower 3.6.4-1 - RHEL7 Container

  • RHBA-2020:0784 Red Hat Product Security6 products fixed

    Red Hat Bug Fix Advisory: Ansible 2.9.6 release for Ansible Engine 2.9

Full record on NVD

Description

A flaw was found in the use of insufficiently random values in Ansible. Two random password lookups of the same length generate the equal value as the template caching action for the same file since no re-evaluation happens. The highest threat from this vulnerability would be that all passwords are exposed at once for the file. This flaw affects Ansible Engine versions before 2.9.6.

Technical details

Published
2021-05-27

Frequently asked questions

What is CVE-2020-10729?

A flaw was found in the use of insufficiently random values in Ansible. Two random password lookups of the same length generate the equal value as the template caching action for the same file since no re-evaluation happens. The highest threat from this vulnerability would be that all passwords are exposed at once for the file. This flaw affects Ansible Engine versions before 2.9.6.

Is CVE-2020-10729 actively exploited?

Active exploitation of CVE-2020-10729 has not been confirmed. Its EPSS score was 0.4% on 2026-10-19, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2020-10729?

CVE-2020-10729 has a CVSS v3 base score of 5.5 (MEDIUM severity).

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