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Patient Information Center Ix CVE-2021-43550

MEDIUM
Use of a Broken or Risky Cryptographic Algorithm (CWE-327)
2021-12-27 ics-cert@hq.dhs.gov
6.5
CVSS 3.1 · NVD
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Vulnerability Assessment

Weakness
CWE
OWASP Top 10:2025
A04:2025 - Cryptographic Failures
ASVS 5.0
V11 - Cryptography Approved algorithm selection
Impact

CVSS score of 6.5 (MEDIUM). Attack characteristics: adjacent network attack vector, low complexity, no privileges required, no user interaction not required.

Exploit ScenarioDerived

Successful exploitation could compromise the medium-severity affected system.

This Month Plan within 30 days. Why: MEDIUM severity (CVSS 4.0-6.9).
No patch listed yet 0.2% exploitation probability (EPSS)

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AnalysisAI

The use of a broken or risky cryptographic algorithm is an unnecessary risk that may result in the exposure of sensitive information, which affects the communications between Patient Information. Rated medium severity (CVSS 6.5), this vulnerability is no authentication required, low attack complexity. No vendor patch available.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.

Affects your stack

Find out whether the stacks and servers you run are on an affected version.

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Technical ContextAI · show details

This vulnerability is classified under CWE-327. The use of a broken or risky cryptographic algorithm is an unnecessary risk that may result in the exposure of sensitive information, which affects the communications between Patient Information Center iX (PIC iX) Versions C.02 and C.03 and Efficia CM Series Revisions A.01 to C.0x and 4.0. Affected products include: Philips Patient Information Center Ix, Philips Efficia Cm Firmware.

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  • Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

NVD PRIMARY 6.5 MEDIUM
AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector
Adjacent
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
None

DescriptionNVD

The use of a broken or risky cryptographic algorithm is an unnecessary risk that may result in the exposure of sensitive information, which affects the communications between Patient Information Center iX (PIC iX) Versions C.02 and C.03 and Efficia CM Series Revisions A.01 to C.0x and 4.0.

Threat Intelligence Overview

EPSS Score
0.2%
Top 88% exploitable
Data Quality
2 sources
Confidence: Low

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue
Severity MEDIUM
CISA KEV No
Public POC No
EPSS 0.2%
Patch available No
Active threat No
Deciding rule
MEDIUM severity (CVSS 4.0-6.9)
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived
Scheduled
Exploitation· derived
None
System Exposure· derived
Controlled
Automatable· derived
No
Human Impact· derived
Medium

Priority Score

32
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +32
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

Information disclosure occurs when an application unintentionally exposes sensitive data that aids attackers in reconnaissance or directly compromises security.

Affected Products (CPE)NVD

cpe:2.3:a:philips:patient_information_center_ix:c.02:*:*:*:*:*:*:*
cpe:2.3:a:philips:patient_information_center_ix:c.03:*:*:*:*:*:*:*
cpe:2.3:o:philips:efficia_cm_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:philips:efficia_cm_firmware:4.0:*:*:*:*:*:*:*
CVE-2020-16222 HIGH
8.8 Sep 11

In Patient Information Center iX (PICiX) Version B.02, C.02, C.03, and PerformanceBridge Focal Point Version A.01, when

CVE-2020-16212 MEDIUM
6.8 Sep 11

In Patient Information Center iX (PICiX) Versions B.02, C.02, C.03, the product exposes a resource to the wrong control

CVE-2021-43548 MEDIUM
6.5 Dec 27

Patient Information Center iX (PIC iX) Versions C.02 and C.03 receives input or data, but does not validate or incorrect

CVE-2020-16224 MEDIUM
6.5 Sep 11

In Patient Information Center iX (PICiX) Versions C.02, C.03, the software parses a formatted message or structure but d

CVE-2020-16216 MEDIUM
6.5 Sep 11

In IntelliVue patient monitors MX100, MX400-550, MX600, MX700, MX750, MX800, MX850, MP2-MP90, and IntelliVue X2 and X3 V

CVE-2020-16228 MEDIUM
6.4 Sep 11

In Patient Information Center iX (PICiX) Versions C.02 and C.03, PerformanceBridge Focal Point Version A.01, IntelliVue

CVE-2021-43552 MEDIUM
5.5 Dec 27

The use of a hard-coded cryptographic key significantly increases the possibility encrypted data may be recovered from t

CVE-2020-16214 MEDIUM
5.0 Sep 11

In Patient Information Center iX (PICiX) Versions B.02, C.02, C.03, the software saves user-provided information into a

CVE-2020-16220 MEDIUM
4.3 Sep 11

In Patient Information Center iX (PICiX) Versions C.02, C.03, PerformanceBridge Focal Point Version A.01, the product re

CVE-2020-16218 LOW
3.5 Sep 11

In Patient Information Center iX (PICiX) Versions B.02, C.02, C.03, the software does not neutralize or incorrectly neut

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