CVE-2020-2310: Missing permission checks in Jenkins Ansible Plugin 1.0 and earlier allow attackers with Overall/Read permissi

Q: How do I fix CVE-2020-2310?

ansible: upgrade to newer than 1.0. Exact commands for each OS are on this page.

Q: Is CVE-2020-2310 being exploited?

CVE-2020-2310 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2020-2310 affect?

CVE-2020-2310 affects ansible. Severity is medium (CVSS 4.3). Missing permission checks in Jenkins Ansible Plugin 1.0 and earlier allow attackers with Overall/Read permission to enumerate credentials IDs of credentials stored in Jenkins.

Q: How urgent is CVE-2020-2310?

Priority 29/100. No elevated risk signals yet.

Routine

MEDIUM 4.3UPGRADE

CVE-2020-2310 is a medium-severity flaw (CVSS 4.3) affecting ansible. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Missing permission checks in Jenkins Ansible Plugin 1.0 and earlier allow attackers with Overall/Read permission to enumerate credentials IDs of credentials stored in Jenkins.

Why this priority

No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score	4.3 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.8% (top 43%)
CISA exploited list	No
Published	2020-11-04
Last modified	2026-06-17

Publisher (CNA): Jenkins Project · Vendor: jenkins

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2020-11-04 15:15 UTCPublished CVE record published
2026-06-17 03:12 UTCUpdated Record last modified

jenkins ansible UPGRADE

Affected: <= 1.0

Fixed in: newer than 1.0

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy ansible || rpm -q ansible || ansible --version

2. UPGRADE to newer than 1.0 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade ansible

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade ansible

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2020-2310?

ansible: upgrade to newer than 1.0. Exact commands for each OS are on this page.

Is CVE-2020-2310 being exploited?

CVE-2020-2310 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2020-2310 affect?

CVE-2020-2310 affects ansible. Severity is medium (CVSS 4.3). Missing permission checks in Jenkins Ansible Plugin 1.0 and earlier allow attackers with Overall/Read permission to enumerate credentials IDs of credentials stored in Jenkins.

How urgent is CVE-2020-2310?

Priority 29/100. No elevated risk signals yet.

Software pages

Jenkins vulnerabilities · Ansible vulnerabilities

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References

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