CVE-2025-7921 - CVE House
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Status published Critical CVE-2025-7921

ASKEY｜modem - Stack-based Buffer Overflow

Vulnerability Description

Certain modem models developed by Askey has a Stack-based Buffer Overflow vulnerability, allowing unauthenticated remote attackers to control the program's execution flow and potentially execute arbitrary code.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

No credits recorded in the NVD database.

References

More from ASKEY

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CVE-2024-5403
ASKEY 5G NR Small Cell - Command Injection
High 7.2

Affected Vendor

Affected Software

RTF8207w, RTF8217
Vulnerable Versions:
0

Timeline

Official Publish: July 21st, 2025
Last Modified: July 21st, 2025
Added to House: July 22nd, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weaknesses (CWE)

CWE-121

MITRE ATT&CK TTPs

T1190 Exploit Public-Facing Application
Initial Access
T1068 Exploitation for Privilege Escalation
Privilege Escalation
T1055 Process Injection
Defense Evasion
T1105 Ingress Tool Transfer
Command and Control
T1485 Data Destruction
Impact