CVE-2019-13656: An access vulnerability in CA Common Services DIA of CA Technologies Client Automation 14 and Workload Automat

This week

CRITICAL 9.8REMOTEDOWNGRADEDOWNGRADE

CVE-2019-13656 is a critical-severity flaw (CVSS 9.8) affecting ca client automation, ca workload automation ae. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

An access vulnerability in CA Common Services DIA of CA Technologies Client Automation 14 and Workload Automation AE 11.3.5, 11.3.6 allows a remote attacker to execute arbitrary code.

Why this priority

Critical severity
EPSS top 7%: very likely to be exploited
Remotely exploitable, no login, no user action

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	9.8 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	5.8% (top 7%)
CISA exploited list	No
Weakness	CWE-284
Published	2019-09-06
Last modified	2026-06-17

Publisher (CNA): CA Technologies - A Broadcom Company · Vendor: broadcom

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

Am I affected?

Timeline

2019-09-06 15:15 UTCPublished CVE record published
2026-06-17 02:17 UTCUpdated Record last modified

broadcom ca client automation DOWNGRADE

Affected: 14.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 14.0

1. Check installed version

apt-cache policy ca-client-automation || rpm -q ca-client-automation || ca-client-automation --version

2. No fixed release: DOWNGRADE to a release before 14.0 (Debian / Ubuntu)

apt-cache madison ca-client-automation sudo apt install ca-client-automation=<VERSION_BEFORE_14.0> sudo apt-mark hold ca-client-automation

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list ca-client-automation sudo dnf downgrade ca-client-automation-<VERSION_BEFORE_14.0> sudo dnf versionlock add ca-client-automation

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.

broadcom ca workload automation ae DOWNGRADE

Affected: 11.3.5 · 11.3.6

Fixed in: no fixed release known

Safe to downgrade to: a release before 11.3.5

1. Check installed version

apt-cache policy ca-workload-automation-ae || rpm -q ca-workload-automation-ae || ca-workload-automation-ae --version

2. No fixed release: DOWNGRADE to a release before 11.3.5 (Debian / Ubuntu)

apt-cache madison ca-workload-automation-ae sudo apt install ca-workload-automation-ae=<VERSION_BEFORE_11.3.5> sudo apt-mark hold ca-workload-automation-ae

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list ca-workload-automation-ae sudo dnf downgrade ca-workload-automation-ae-<VERSION_BEFORE_11.3.5> sudo dnf versionlock add ca-workload-automation-ae

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-2019-13656?

ca client automation: downgrade or apply the listed mitigation; ca workload automation ae: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2019-13656 being exploited?

CVE-2019-13656 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-2019-13656 affect?

CVE-2019-13656 affects ca client automation, ca workload automation ae. Severity is critical (CVSS 9.8). An access vulnerability in CA Common Services DIA of CA Technologies Client Automation 14 and Workload Automation AE 11.3.5, 11.3.6 allows a remote attacker to execute arbitrary code.

How urgent is CVE-2019-13656?

Priority 63/100. Critical severity; EPSS top 7%: very likely to be exploited; Remotely exploitable, no login, no user action

Related CVEs

CVE-2019-19231 HIGH 7.3 DOWNGRADE An insecure file access vulnerability exists in CA Client Automation 14.0, 14.1, 14.2, and 14.3 Agent for Wind

References

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