CVE-2020-1739 Exposure of Sensitive Information to an Unauthorized Actor in Ansible

What is CVE-2020-1739?

CVE-2020-1739 is a low-severity vulnerability in Debian Debian Linux, published on 12 Mar 2020. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.

Official description

A flaw was found in Ansible 2.7.16 and prior, 2.8.8 and prior, and 2.9.5 and prior when a password is set with the argument "password" of svn module, it is used on svn command line, disclosing to other users within the same node. An attacker could take advantage by reading the cmdline file from that particular PID on the procfs.

Weakness: CWE-200

Which versions are affected by CVE-2020-1739?

7 open source packages ship an affected version, including ansible. It affects 6 products.

Products include Debian Debian Linux, Fedoraproject Fedora, Redhat Ansible, Redhat Ansible Tower, Redhat Cloudforms Management Engine, Redhat Openstack.

How do I fix CVE-2020-1739?

Upgrade ansible to a fixed version for your release line: 2.7.17, 2.8.9, 2.9.6 or 2.8.11.

Is CVE-2020-1739 being exploited?

There is no known exploitation of CVE-2020-1739 in the wild and no public exploit code.

Other vulnerabilities in Debian Debian Linux

• CVE-2015-3306 ProFTPD Improper Access Control Exploited Critical 10.0
• CVE-2025-49113 RoundCube Webmail Deserialization of Untrusted Data Exploited Critical 9.9
• CVE-2026-24061 GNU InetUtils Argument Injection Exploited Critical 9.8
• CVE-2025-39682 Linux Kernel Improper Check for Unusual or Exceptional Conditions Exploited Critical 9.8
• CVE-2024-9680 Mozilla Firefox Use-After-Free Exploited Critical 9.8

All Debian Debian Linux vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as ALPINE-CVE-2020-1739, CLSA-2025-1745052021, CLSA-2025-1746654462, DEBIAN-CVE-2020-1739, GHSA-923p-fr2c-g5m2, PYSEC-2020-11 and 1 more.