CVE-2015-3954: Hospira Plum A+ Infusion System version 13.4 and prior, Plum A+3 Infusion System version 13.6 and prior, and S

Q: How do I fix CVE-2015-3954?

plum a\+ infusion system firmware: upgrade to newer than 13.4; plum a\+3 infusion system firmware: upgrade to newer than 13.6; symbiq infusion system firmware: upgrade to newer than 3.13. Exact commands for each OS are on this page.

Q: Is CVE-2015-3954 being exploited?

CVE-2015-3954 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-2015-3954 affect?

CVE-2015-3954 affects plum a\+ infusion system firmware, plum a\+3 infusion system firmware, symbiq infusion system firmware. Severity is critical (CVSS 9.8). Hospira Plum A+ Infusion System version 13.4 and prior, Plum A+3 Infusion System version 13.6 and prior, and Symbiq Infusion System, version 3.13 and prior give unauthenticated users root privileges on Port 23/TELNET by default. An unauthor

Q: How urgent is CVE-2015-3954?

Priority 60/100. Critical severity; Remotely exploitable, no login, no user action

This week

CRITICAL 9.8REMOTEUPGRADEUPGRADEUPGRADE

CVE-2015-3954 is a critical-severity flaw (CVSS 9.8) affecting plum a\+ infusion system firmware, plum a\+3 infusion system firmware, symbiq infusion system firmware. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Hospira Plum A+ Infusion System version 13.4 and prior, Plum A+3 Infusion System version 13.6 and prior, and Symbiq Infusion System, version 3.13 and prior give unauthenticated users root privileges on Port 23/TELNET by default. An unauthorized user could issue commands to the pump. Hospira recommends that customers close Port 23/TELNET on the affected devices. Hospira has also released the Plum 360 Infusion System which is not vulnerable to this

Why this priority

Critical severity
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	2.0% (top 19%)
CISA exploited list	No
Weakness	CWE-285
Published	2019-03-25
Last modified	2026-06-17

Publisher (CNA): ICS-CERT · Vendor: pifzer

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

Am I affected?

Timeline

2019-03-25 17:29 UTCPublished CVE record published
2026-06-17 00:26 UTCUpdated Record last modified

pifzer plum a\+ infusion system firmware UPGRADE

Affected: <= 13.4

Fixed in: newer than 13.4

Safe to downgrade to: no unaffected older release

Check your OS release

cat /etc/os-release; uname -r

Debian / Ubuntu

sudo apt update && sudo apt full-upgrade

RHEL / Amazon Linux / Fedora

sudo dnf upgrade --refresh

Windows

Install the latest cumulative update from Windows Update

If no patch exists yet

OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.

pifzer plum a\+3 infusion system firmware UPGRADE

Affected: <= 13.6

Fixed in: newer than 13.6

Safe to downgrade to: no unaffected older release

Check your OS release

cat /etc/os-release; uname -r

Debian / Ubuntu

sudo apt update && sudo apt full-upgrade

RHEL / Amazon Linux / Fedora

sudo dnf upgrade --refresh

Windows

Install the latest cumulative update from Windows Update

If no patch exists yet

OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.

pifzer symbiq infusion system firmware UPGRADE

Affected: <= 3.13

Fixed in: newer than 3.13

Safe to downgrade to: no unaffected older release

Check your OS release

cat /etc/os-release; uname -r

Debian / Ubuntu

sudo apt update && sudo apt full-upgrade

RHEL / Amazon Linux / Fedora

sudo dnf upgrade --refresh

Windows

Install the latest cumulative update from Windows Update

If no patch exists yet

OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.

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-2015-3954?

plum a\+ infusion system firmware: upgrade to newer than 13.4; plum a\+3 infusion system firmware: upgrade to newer than 13.6; symbiq infusion system firmware: upgrade to newer than 3.13. Exact commands for each OS are on this page.

Is CVE-2015-3954 being exploited?

CVE-2015-3954 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-2015-3954 affect?

CVE-2015-3954 affects plum a\+ infusion system firmware, plum a\+3 infusion system firmware, symbiq infusion system firmware. Severity is critical (CVSS 9.8). Hospira Plum A+ Infusion System version 13.4 and prior, Plum A+3 Infusion System version 13.6 and prior, and Symbiq Infusion System, version 3.13 and prior give unauthenticated users root privileges on Port 23/TELNET by default. An unauthor

How urgent is CVE-2015-3954?

Priority 60/100. Critical severity; Remotely exploitable, no login, no user action

Related CVEs

CVE-2015-3956 CRITICAL 9.8 UPGRADE UPGRADE Hospira Plum A+ Infusion System version 13.4 and prior, Plum A+3 Infusion System version 13.6 and prior, and S
CVE-2015-3953 CRITICAL 9.8 UPGRADE UPGRADE Hard-coded accounts may be used to access Hospira Plum A+ Infusion System version 13.4 and prior, Plum A+3 Inf
CVE-2015-3952 HIGH 7.5 UPGRADE UPGRADE Wireless keys are stored in plain text on Hospira Plum A+ Infusion System version 13.4 and prior, Plum A+3 Inf

References

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