CVE-2026-47154 Vulnerability Analysis & Exploit Details

CVE-2026-47154
Vulnerability Scoring

6.5
/10
High Risk

If left unpatched, CVE-2026-47154 could lead to major system disruptions or data loss.

Attack Complexity Details

  • Attack Complexity: Low
    Exploits can be performed without significant complexity or special conditions.
  • Attack Vector: Network
    Vulnerability is exploitable over a network without physical access.
  • Privileges Required: Low
    Some privileges are necessary to exploit the vulnerability.
  • Scope: Unchanged
    Exploit remains within the originally vulnerable component.
  • User Interaction: None
    No user interaction is necessary for exploitation.

CVE-2026-47154 Details

Status: Analyzed

Published on: 25 Jun 2026, 14:16 UTC

CVSS Release: version 3

CVSS3 Source

nvd@nist.gov

CVSS3 Type

Primary

CVSS3 Vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CVE-2026-47154 Vulnerability Summary

CVE-2026-47154: In EmberZNet v9.0.2 and earlier, a malformed GetProfileResponse message can trigger out-of-bounds reads while iterating interval entries and terminate the process. These messages must come from a device that has already joined the network, and no information leakage back to the sender was observed. Only devices supporting the Simple Metering cluster may be impacted.

Assessing the Risk of CVE-2026-47154

Access Complexity Graph

The exploitability of CVE-2026-47154 depends on two key factors: attack complexity (the level of effort required to execute an exploit) and privileges required (the access level an attacker needs).

Exploitability Analysis for CVE-2026-47154

CVE-2026-47154 presents an accessible attack vector with minimal effort required. Restricting access controls and implementing security updates are critical to reducing exploitation risks.

Understanding AC and PR

A lower complexity and fewer privilege requirements make exploitation easier. Security teams should evaluate these aspects to determine the urgency of mitigation strategies, such as patch management and access control policies.

Attack Complexity (AC) measures the difficulty in executing an exploit. A high AC means that specific conditions must be met, making an attack more challenging, while a low AC means the vulnerability can be exploited with minimal effort.

Privileges Required (PR) determine the level of system access necessary for an attack. Vulnerabilities requiring no privileges are more accessible to attackers, whereas high privilege requirements limit exploitation to authorized users with elevated access.

CVSS Score Breakdown Chart

Above is the CVSS Sub-score Breakdown for CVE-2026-47154, illustrating how Base, Impact, and Exploitability factors combine to form the overall severity rating. A higher sub-score typically indicates a more severe or easier-to-exploit vulnerability.

CIA Impact Analysis

Below is the Impact Analysis for CVE-2026-47154, showing how Confidentiality, Integrity, and Availability might be affected if the vulnerability is exploited. Higher values usually signal greater potential damage.

  • Confidentiality: None
    CVE-2026-47154 has no significant impact on data confidentiality.
  • Integrity: None
    CVE-2026-47154 poses no threat to data integrity.
  • Availability: High
    CVE-2026-47154 can disrupt system operations, potentially causing complete denial of service (DoS).

CVE-2026-47154 References

External References

CWE Common Weakness Enumeration

CWE-125

CAPEC Common Attack Pattern Enumeration and Classification

  • Overread Buffers CAPEC-540 An adversary attacks a target by providing input that causes an application to read beyond the boundary of a defined buffer. This typically occurs when a value influencing where to start or stop reading is set to reflect positions outside of the valid memory location of the buffer. This type of attack may result in exposure of sensitive information, a system crash, or arbitrary code execution.

Vulnerable Configurations

  • cpe:2.3:a:silabs:emberznet:1.0.0:*:*:*:*:*:*:*
    cpe:2.3:a:silabs:emberznet:1.0.0:*:*:*:*:*:*:*
  • cpe:2.3:a:silabs:emberznet:7.1.3:*:*:*:*:*:*:*
    cpe:2.3:a:silabs:emberznet:7.1.3:*:*:*:*:*:*:*
  • cpe:2.3:a:silabs:emberznet:7.1.5:*:*:*:*:*:*:*
    cpe:2.3:a:silabs:emberznet:7.1.5:*:*:*:*:*:*:*
  • cpe:2.3:a:silabs:emberznet:7.2.0:*:*:*:*:*:*:*
    cpe:2.3:a:silabs:emberznet:7.2.0:*:*:*:*:*:*:*
  • cpe:2.3:a:silabs:emberznet:7.2.3:*:*:*:*:*:*:*
    cpe:2.3:a:silabs:emberznet:7.2.3:*:*:*:*:*:*:*

Protect Your Infrastructure against CVE-2026-47154: Combat Critical CVE Threats

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