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ID

VAR-202510-0075


CVE

CVE-2025-11339


TITLE

D-Link Corporation  of  DI-7100G C1  Buffer error vulnerability in firmware

Trust: 0.8

sources: JVNDB: JVNDB-2025-020078

DESCRIPTION

A vulnerability has been found in D-Link DI-7100G C1 up to 20250928. This issue affects the function sub_4BD4F8 of the file /webchat/hi_block.asp of the component jhttpd. The manipulation of the argument popupId leads to buffer overflow. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. D-Link Corporation of DI-7100G C1 The firmware contains a buffer error vulnerability and a classic buffer overflow vulnerability.Information is obtained, information is tampered with, and service operation is interrupted. (DoS) It may be in a state. The D-Link DI-7100G C1 is an enterprise-class router designed primarily for small and medium-sized businesses. This vulnerability stems from the failure of the popupId parameter in the /webchat/hi_block.asp file to properly validate the length of input data. An attacker could exploit this vulnerability to execute arbitrary code or cause a denial of service

Trust: 2.16

sources: NVD: CVE-2025-11339 // JVNDB: JVNDB-2025-020078 // CNVD: CNVD-2025-24760

IOT TAXONOMY

category:['Network device']sub_category: -

Trust: 0.6

sources: CNVD: CNVD-2025-24760

AFFECTED PRODUCTS

vendor:dlinkmodel:di-7100g c1scope:eqversion:2025-09-28

Trust: 1.0

vendor:d linkmodel:di-7100g c1scope:eqversion: -

Trust: 0.8

vendor:d linkmodel:di-7100g c1scope:eqversion:di-7100g c1 firmware 2025-09-28

Trust: 0.8

vendor:d linkmodel:di-7100g c1scope: - version: -

Trust: 0.8

vendor:d linkmodel:di-7100g c1scope:lteversion:<=20250928

Trust: 0.6

sources: CNVD: CNVD-2025-24760 // JVNDB: JVNDB-2025-020078 // NVD: CVE-2025-11339

CVSS

SEVERITY

CVSSV2

CVSSV3

cna@vuldb.com: CVE-2025-11339
value: HIGH

Trust: 1.0

OTHER: JVNDB-2025-020078
value: HIGH

Trust: 0.8

CNVD: CNVD-2025-24760
value: HIGH

Trust: 0.6

cna@vuldb.com: CVE-2025-11339
severity: HIGH
baseScore: 9.0
vectorString: AV:N/AC:L/AU:S/C:C/I:C/A:C
accessVector: NETWORK
accessComplexity: LOW
authentication: SINGLE
confidentialityImpact: COMPLETE
integrityImpact: COMPLETE
availabilityImpact: COMPLETE
exploitabilityScore: 8.0
impactScore: 10.0
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 1.0

OTHER: JVNDB-2025-020078
severity: HIGH
baseScore: 9.0
vectorString: AV:N/AC:L/AU:S/C:C/I:C/A:C
accessVector: NETWORK
accessComplexity: LOW
authentication: SINGLE
confidentialityImpact: COMPLETE
integrityImpact: COMPLETE
availabilityImpact: COMPLETE
exploitabilityScore: NONE
impactScore: NONE
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 0.8

CNVD: CNVD-2025-24760
severity: HIGH
baseScore: 9.0
vectorString: AV:N/AC:L/AU:S/C:C/I:C/A:C
accessVector: NETWORK
accessComplexity: LOW
authentication: SINGLE
confidentialityImpact: COMPLETE
integrityImpact: COMPLETE
availabilityImpact: COMPLETE
exploitabilityScore: 8.0
impactScore: 10.0
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 0.6

cna@vuldb.com: CVE-2025-11339
baseSeverity: HIGH
baseScore: 8.8
vectorString: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
attackVector: NETWORK
attackComplexity: LOW
privilegesRequired: LOW
userInteraction: NONE
scope: UNCHANGED
confidentialityImpact: HIGH
integrityImpact: HIGH
availabilityImpact: HIGH
exploitabilityScore: 2.8
impactScore: 5.9
version: 3.1

Trust: 1.0

OTHER: JVNDB-2025-020078
baseSeverity: HIGH
baseScore: 8.8
vectorString: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
attackVector: NETWORK
attackComplexity: LOW
privilegesRequired: LOW
userInteraction: NONE
scope: UNCHANGED
confidentialityImpact: HIGH
integrityImpact: HIGH
availabilityImpact: HIGH
exploitabilityScore: NONE
impactScore: NONE
version: 3.0

Trust: 0.8

sources: CNVD: CNVD-2025-24760 // JVNDB: JVNDB-2025-020078 // NVD: CVE-2025-11339

PROBLEMTYPE DATA

problemtype:CWE-120

Trust: 1.0

problemtype:CWE-119

Trust: 1.0

problemtype:Buffer error (CWE-119) [ others ]

Trust: 0.8

problemtype: Classic buffer overflow (CWE-120) [ others ]

Trust: 0.8

sources: JVNDB: JVNDB-2025-020078 // NVD: CVE-2025-11339

EXTERNAL IDS

db:NVDid:CVE-2025-11339

Trust: 3.2

db:VULDBid:327222

Trust: 1.8

db:JVNDBid:JVNDB-2025-020078

Trust: 0.8

db:CNVDid:CNVD-2025-24760

Trust: 0.6

sources: CNVD: CNVD-2025-24760 // JVNDB: JVNDB-2025-020078 // NVD: CVE-2025-11339

REFERENCES

url:https://vuldb.com/?id.327222

Trust: 1.8

url:https://vuldb.com/?submit.664635

Trust: 1.8

url:https://www.dlink.com/

Trust: 1.8

url:https://vuldb.com/?ctiid.327222

Trust: 1.6

url:https://www.yuque.com/jh0ng/vmpda6/zr11zfssl8h74bn3

Trust: 1.0

url:https://www.yuque.com/jh0ng/vmpda6/zr11zfssl8h74bn3#wjajr

Trust: 1.0

url:https://nvd.nist.gov/vuln/detail/cve-2025-11339

Trust: 0.8

sources: CNVD: CNVD-2025-24760 // JVNDB: JVNDB-2025-020078 // NVD: CVE-2025-11339

SOURCES

db:CNVDid:CNVD-2025-24760
db:JVNDBid:JVNDB-2025-020078
db:NVDid:CVE-2025-11339

LAST UPDATE DATE

2025-11-28T23:14:47.874000+00:00


SOURCES UPDATE DATE

db:CNVDid:CNVD-2025-24760date:2025-10-24T00:00:00
db:JVNDBid:JVNDB-2025-020078date:2025-11-26T08:09:00
db:NVDid:CVE-2025-11339date:2025-11-19T21:47:37.660

SOURCES RELEASE DATE

db:CNVDid:CNVD-2025-24760date:2025-10-24T00:00:00
db:JVNDBid:JVNDB-2025-020078date:2025-11-26T00:00:00
db:NVDid:CVE-2025-11339date:2025-10-06T17:16:04.683