CVE-2016-1985: HPE Operations Manager 8.x and 9.0 on Windows allows remote attackers to execute arbitrary commands via a craf

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CRITICAL 10.0REMOTEDOWNGRADE

CVE-2016-1985 is a critical-severity flaw (CVSS 10.0) affecting operations manager. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

HPE Operations Manager 8.x and 9.0 on Windows allows remote attackers to execute arbitrary commands via a crafted serialized Java object, related to the Apache Commons Collections library.

Why this priority

Critical severity
EPSS top 6%: 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	10.0 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	6.6% (top 6%)
CISA exploited list	No
Weakness	CWE-94
Published	2016-01-30
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: hp

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

Am I affected?

Timeline

2016-01-30 15:59 UTCPublished CVE record published
2026-06-17 00:43 UTCUpdated Record last modified

hp operations manager DOWNGRADE

Affected: 8.1 · 8.10 · 8.16 · 9.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 8.1

1. Check installed version

apt-cache policy operations-manager || rpm -q operations-manager || operations-manager --version

2. No fixed release: DOWNGRADE to a release before 8.1 (Debian / Ubuntu)

apt-cache madison operations-manager sudo apt install operations-manager=<VERSION_BEFORE_8.1> sudo apt-mark hold operations-manager

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

dnf --showduplicates list operations-manager sudo dnf downgrade operations-manager-<VERSION_BEFORE_8.1> sudo dnf versionlock add operations-manager

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-2016-1985?

operations manager: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2016-1985 being exploited?

CVE-2016-1985 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-2016-1985 affect?

CVE-2016-1985 affects operations manager. Severity is critical (CVSS 10.0). HPE Operations Manager 8.x and 9.0 on Windows allows remote attackers to execute arbitrary commands via a crafted serialized Java object, related to the Apache Commons Collections library.

How urgent is CVE-2016-1985?

Priority 63/100. Critical severity; EPSS top 6%: very likely to be exploited; Remotely exploitable, no login, no user action

Software pages

Java vulnerabilities · Windows vulnerabilities

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References

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