Is CVE-2015-3953 actively exploited?

No active exploitation of CVE-2015-3953 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2015-3953 be exploited remotely?

Yes. CVE-2015-3953 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2015-3953?

CVE-2015-3953 has a CVSS score of 9.8 (CRITICAL).

HOME VULNERABILITIESCVE-2015-3953

CRITICAL

CVE-2015-3953

CWE-259Published: March 25, 2019· Updated: Jun 17, 2026

9.8

CVSS v3.1

Official Description

Hard-coded accounts may be used to access 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. Hospira recommends that customers close Port 20/FTP and Port 23/TELNET on the affected devices. Hospira has also released the Plum 360 Infusion System which is not vulnerable to this issue.

NVD Source

Technical Analysis

CVE-2015-3953 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 9.8.

CVSS v3.1 Vector Breakdown

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges Req.None

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected Vendors & Products

pifzer6 product(s)

plum a\+ infusion system firmwareplum a\+ infusion systemplum a\+3 infusion system firmwareplum a\+3 infusion systemsymbiq infusion system firmwaresymbiq infusion system

Source: NVD CPE · 6 total CPE entries