ASKEY｜modem – Stack-based Buffer Overflow_CVE-2025-7921

9.3 / 10

CRITICAL

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

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.

Basic Information

ID CVE-2025-7921

Source twcert

Published Jul 21, 2025 at 06:41

Modified Jul 21, 2025 at 12:35

Affected Product

Vendor ASKEY

Product RTF8207w

Affected Versions ASKEY RTF8207w 0
ASKEY RTF8217 0

CWE Classification

CWE-121

References

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    "lastseen": "",
    "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.",
    "published": "2025-07-21T06:41:57.380Z",
    "modified": "2025-07-21T12:35:59.137Z",
    "type": "cve",
    "title": "ASKEY\uff5cmodem - Stack-based Buffer Overflow",
    "source": "twcert",
    "references": "https://www.twcert.org.tw/tw/cp-132-10268-1583b-1.html\nhttps://www.twcert.org.tw/en/cp-139-10269-c9839-2.html",
    "id": "CVE-2025-7921",
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    "sourceData": "ASKEY RTF8207w 0\nASKEY RTF8217 0",
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    "cvss": {
        "score": 9.3,
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        "privilegesRequired": "",
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        "confidentialityImpact": "",
        "integrityImpact": "",
        "availabilityImpact": "",
        "cvssV3": {
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    "href": "",
    "category_name": "CVE",
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    "product": "RTF8207w",
    "version": "0",
    "vendor": "ASKEY",
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}