CVE-2020-5406: VMware Tanzu Application Service for VMs, 2.6.x versions prior to 2.6.18, 2.7.x versions prior to 2.7.11, and

Routine

MEDIUM 6.5UPGRADE

CVE-2020-5406 is a medium-severity flaw (CVSS 6.5) affecting tanzu application service for vms. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

VMware Tanzu Application Service for VMs, 2.6.x versions prior to 2.6.18, 2.7.x versions prior to 2.7.11, and 2.8.x versions prior to 2.8.5, includes a version of PCF Autoscaling that writes database connection properties to its log, including database username and password. A malicious user with access to those logs may gain unauthorized access to the database being used by Autoscaling.

Why this priority

No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score	6.5 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	1.0% (top 36%)
CISA exploited list	No
Weakness	CWE-522
Published	2020-04-10
Last modified	2026-06-17

Publisher (CNA): Pivotal Software, Inc. · Vendor: vmware

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

Am I affected?

Timeline

2020-04-10 19:15 UTCPublished CVE record published
2026-06-17 03:21 UTCUpdated Record last modified

vmware tanzu application service for vms UPGRADE

Affected: >= 2.6.0 and < 2.6.18 · >= 2.7.0 and < 2.7.11 · >= 2.8.0 and < 2.8.5

Fixed in: 2.6.18, 2.7.11, 2.8.5

Safe to downgrade to: a release before 2.6.0

1. Check installed version

apt-cache policy tanzu-application-service-for-vms || rpm -q tanzu-application-service-for-vms || tanzu-application-service-for-vms --version

2. UPGRADE to 2.6.18 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade tanzu-application-service-for-vms

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade tanzu-application-service-for-vms

Note

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

3. If no update is available yet, DOWNGRADE to a release before 2.6.0 (Debian / Ubuntu)

apt-cache madison tanzu-application-service-for-vms sudo apt install tanzu-application-service-for-vms=<VERSION_BEFORE_2.6.0> sudo apt-mark hold tanzu-application-service-for-vms

3. If no update is available yet, DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list tanzu-application-service-for-vms sudo dnf downgrade tanzu-application-service-for-vms-<VERSION_BEFORE_2.6.0> sudo dnf versionlock add tanzu-application-service-for-vms

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

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-2020-5406?

tanzu application service for vms: upgrade to 2.6.18, 2.7.11, 2.8.5. Exact commands for each OS are on this page.

Is CVE-2020-5406 being exploited?

CVE-2020-5406 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-2020-5406 affect?

CVE-2020-5406 affects tanzu application service for vms. Severity is medium (CVSS 6.5). VMware Tanzu Application Service for VMs, 2.6.x versions prior to 2.6.18, 2.7.x versions prior to 2.7.11, and 2.8.x versions prior to 2.8.5, includes a version of PCF Autoscaling that writes database connection properties to its log, includ

How urgent is CVE-2020-5406?

Priority 39/100. No elevated risk signals yet.

Software pages

VMware vulnerabilities

References

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