CWE-416: Use After Free vulnerability exists that could cause arbitrary code execution, denial of service and loss of confidentiality & int…

published 2024-10-08 2 y ago modified 2026-06-17 4 mo ago also EUVD-2024-49165

cvss: 7.8; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.2%; EPSS 0.2% chance of exploitation in 30 days, percentile 11%
public exploits: 0; none known

CWE-416: Use After Free vulnerability exists that could cause arbitrary code execution, denial of service and loss of confidentiality & integrity when application user opens a malicious Zelio Soft 2 project file.

Patch / fix

fixed in 1

schneider-electric zelio_soft_2 5.4.2.2

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

cisa ICSA-24-284-14 updated 2024-10-10 cvss 7.8

Schneider Electric Zelio Soft 2

Schneider Electric Zelio Soft 2 <5.4.2.2
affected: mitigation “Schneider Electric recommends that customers update to Version 5.4.2.2. It can be updated through the Schneider Electric Software Update (SESU) application and is also available for download here.” se.com

From CISA ICS and IT advisories (CSAF, https://github.com/cisagov/CSAF), a U.S. Government work; changed: reduced to products, statuses and remediations. CISA notification · csaf

CISA SSVC

Exploitation: none
Automatable: no
Technical impact: total
Assessed: 2 y ago (2024-10-08)

Exploit prediction

0.21% chance of exploitation in the next 30 days, higher than 11% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CNA	3.1	7.8	CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
NVD	3.1	7.8	CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected products

Schneider Electric Zelio Soft 2
schneider-electric zelio_soft_2

Classification

Weakness

CWE-416 Use After Free

References

download.schneider-electric.com /files?p_Doc_Ref=SEVD-2024-282-06&p_enDocType=Security+and+Safety+Notice&p_File_Name=SEVD-2024-282-06.pdf
vendor-advisory

Sources

CVE List CVE-2024-8422
NVD CVE-2024-8422

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary