D-Link DI-7100G C1 jhttpd login.cgi sub_4C0990 buffer overflow_CVE-2025-11338

8.7 / 10

HIGH

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

Description

A flaw has been found in D-Link DI-7100G C1 up to 20250928. This vulnerability affects the function sub_4C0990 of the file /webchat/login.cgi of the component jhttpd. Executing manipulation of the argument openid can lead to buffer overflow. It is possible to launch the attack remotely. The exploit has been published and may be used.

Basic Information

ID CVE-2025-11338

Source VulDB

Published Oct 6, 2025 at 16:02

Modified Oct 6, 2025 at 17:16

Affected Product

Vendor D-Link

Product DI-7100G C1

Version 20250928

Affected Versions D-Link DI-7100G C1 20250928

CWE Classification

CWE-120 CWE-119

References

{
    "lastseen": "",
    "description": "A flaw has been found in D-Link DI-7100G C1 up to 20250928. This vulnerability affects the function sub_4C0990 of the file /webchat/login.cgi of the component jhttpd. Executing manipulation of the argument openid can lead to buffer overflow. It is possible to launch the attack remotely. The exploit has been published and may be used.",
    "published": "2025-10-06T16:02:08.398Z",
    "modified": "2025-10-06T17:16:48.402Z",
    "type": "cve",
    "title": "D-Link DI-7100G C1 jhttpd login.cgi sub_4C0990 buffer overflow",
    "source": "VulDB",
    "references": "https://vuldb.com/?id.327221\nhttps://vuldb.com/?ctiid.327221\nhttps://vuldb.com/?submit.664619\nhttps://www.yuque.com/jh0ng/vmpda6/kggo2ngrcphzvwml\nhttps://www.dlink.com/",
    "id": "CVE-2025-11338",
    "bulletinFamily": "",
    "cwe": [
        "CWE-120",
        "CWE-119"
    ],
    "cvelist": null,
    "sourceData": "D-Link DI-7100G C1 20250928",
    "sourceHref": "",
    "cvss": {
        "score": 8.7,
        "severity": "HIGH",
        "vector": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P",
        "version": "4.0"
    },
    "cvss2": [],
    "cvss3": {
        "version": "",
        "vectorString": "",
        "baseScore": 0,
        "baseSeverity": "",
        "attackVector": "",
        "attackComplexity": "",
        "privilegesRequired": "",
        "userInteraction": "",
        "scope": "",
        "confidentialityImpact": "",
        "integrityImpact": "",
        "availabilityImpact": "",
        "cvssV3": {
            "version": "",
            "vectorString": "",
            "baseScore": 0,
            "baseSeverity": "",
            "attackVector": "",
            "attackComplexity": "",
            "privilegesRequired": "",
            "userInteraction": "",
            "scope": "",
            "confidentialityImpact": "",
            "integrityImpact": "",
            "availabilityImpact": ""
        }
    },
    "href": "",
    "category_name": "CVE",
    "post_link": "",
    "product": "DI-7100G C1",
    "version": "20250928",
    "vendor": "D-Link",
    "ai_description": "",
    "ai_severity": "",
    "ai_vendor": "",
    "ai_product": "",
    "ai_version": "",
    "ai_score": 0
}