PT-2025-25199 · Simcom · Simcom Sim7600G

Constantin Schieber-Knöbl + 2 · Published 2023-11-20 · Updated 2025-06-18 · CVE-2025-26412

Positive Technologies (AI Summary)

CVSS v2.0

7.2

High

Base vector

AV:L/AC:L/Au:N/C:C/I:C/A:C

Name of the Vulnerable Software and Affected Versions SIMCom SIM7600G modem (affected versions not specified)

Description The issue concerns an undocumented AT command in the SIMCom SIM7600G modem, allowing an attacker to execute system commands with root permission on the modem. This can be achieved with either physical access or remote shell access to a device that interacts directly with the modem via AT commands. There is no information provided about the estimated number of potentially affected devices worldwide or real-world incidents where this issue was exploited.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Hidden Functionality

Weakness Enumeration

CWE-912

Related Identifiers

BDU:2026-00054

CVE-2025-26412

Affected Products

Simcom Sim7600G

References · 12

• https://bdu.fstec.ru/vul/2026-00054 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2025-26412 · Security Note
• https://t.me/cvenotify/125363 · Telegram Post
• https://twitter.com/VulmonFeeds/status/1932745791413670212 · Twitter Post
• https://twitter.com/autumn_good_35/status/1932745359316635739 · Twitter Post
• https://t.me/cvenotify/126040 · Telegram Post
• https://r.sec-consult.com/simcom · Note
• http://seclists.org/fulldisclosure/2025/Jun/17 · Note
• https://sec-consult.com/vulnerability-lab/advisory/undocumented-root-shell-access-on-simcom-modem · Note
• https://twitter.com/CVEnew/status/1932721816822317057 · Twitter Post
• https://seclists.org/fulldisclosure/2025/Jun/17 · Note
• https://t.me/cvetracker/26009 · Telegram Post