CVE-2019-7727: In NICE Engage through 6.5, the default configuration binds an unauthenticated JMX/RMI interface to all networ

Q: How do I fix CVE-2019-7727?

engage: upgrade to newer than 6.5. Exact commands for each OS are on this page.

Q: Is CVE-2019-7727 being exploited?

CVE-2019-7727 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-2019-7727 affect?

CVE-2019-7727 affects engage. Severity is critical (CVSS 9.8). In NICE Engage through 6.5, the default configuration binds an unauthenticated JMX/RMI interface to all network interfaces, without restricting registration of MBeans, which allows remote attackers to execute arbitrary code via the RMI prot

Q: How urgent is CVE-2019-7727?

Priority 62/100. Critical severity; EPSS top 10%: very likely to be exploited; Remotely exploitable, no login, no user action

This week

CRITICAL 9.8REMOTEUPGRADE

CVE-2019-7727 is a critical-severity flaw (CVSS 9.8) affecting engage. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

In NICE Engage through 6.5, the default configuration binds an unauthenticated JMX/RMI interface to all network interfaces, without restricting registration of MBeans, which allows remote attackers to execute arbitrary code via the RMI protocol by using the JMX connector. The observed affected TCP port is 6338 but, based on the product's configuration, a different one could be vulnerable.

Why this priority

Critical severity
EPSS top 10%: very likely to be exploited
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	9.8 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	3.9% (top 10%)
CISA exploited list	No
Weakness	CWE-306
Published	2019-04-23
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: nice

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

Am I affected?

Timeline

2019-04-23 20:32 UTCPublished CVE record published
2026-06-17 02:40 UTCUpdated Record last modified

nice engage UPGRADE

Affected: <= 6.5

Fixed in: newer than 6.5

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to newer than 6.5 (Debian / Ubuntu)

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

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade engage

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-2019-7727?

engage: upgrade to newer than 6.5. Exact commands for each OS are on this page.

Is CVE-2019-7727 being exploited?

CVE-2019-7727 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-2019-7727 affect?

CVE-2019-7727 affects engage. Severity is critical (CVSS 9.8). In NICE Engage through 6.5, the default configuration binds an unauthenticated JMX/RMI interface to all network interfaces, without restricting registration of MBeans, which allows remote attackers to execute arbitrary code via the RMI prot

How urgent is CVE-2019-7727?

Priority 62/100. Critical severity; EPSS top 10%: very likely to be exploited; Remotely exploitable, no login, no user action

Related CVEs

CVE-2025-15324 MEDIUM 6.6 UPGRADE Tanium addressed a documentation issue in Engage.
CVE-2021-23173 LOW 2.6 UPGRADE The affected product is vulnerable to an improper access control, which may allow an authenticated user to gai

References

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