CVE-2025-47219 | BDVDB-2026-288799 Detail

SiemensSIMATIC CN 4100

Description#

In GStreamer through 1.26.1, the isomp4 plugin's qtdemux_parse_trak function may read past the end of a heap buffer while parsing an MP4 file, possibly leading to information disclosure.

Impact#

Per CVSS v3.1: confidentiality impact high, integrity impact high, availability impact high. Attack vector: network.

Weaknesses#

CWE-125 Out-of-bounds Read

References#

Exploit#

No public exploit known

History#

Version 12025-08-07Record published in the CVE List.
Version 22026-05-12Most recent update recorded in the CVE List.

Published

Published: 2025-08-07
Last modified: 2026-05-12

Vendor information

Vendor: Siemens
Product: SIMATIC CN 4100

All Siemens vulnerabilities

Score

8.1 High

EPSS

less than 1%, Very Low

Estimated chance of exploitation in the next 30 days. EPSS percentile: 55.9.

KEV

Not listed in the CISA Known Exploited Vulnerabilities catalog.

Impact

Memory Corruption

Action

No specific action is recorded in the source data. Check the references for vendor guidance.

Affected Systems

Vulnerable
< V5.0
Fixed
V5.0

Scoring System

CVSS v4.0

Not available

CVSS v3.1

8.1 High

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

Metric breakdown
Attack Vector	Network
Attack Complexity	High
Privileges Required	None
User Interaction	None
Scope	Unchanged
Confidentiality	High
Integrity	High
Availability	High

CVSS v3.0

Not available

CVSS v2

Not available

Source: CVE List v5 (record); CISA KEV (kev, action); FIRST EPSS (epss).