CVE-2026-15479 (GCVE-0-2026-15479)
Vulnerability from cvelistv5 – Published: 2026-07-12 05:00 – Updated: 2026-07-12 05:00
VLAI
EPSS
VEX
Title
H3C NX15 Administrator Password Modification Endpoint modify change_passwd password recovery
Summary
A vulnerability was found in H3C NX15 V100R017. Affected by this vulnerability is the function change_passwd of the file /api/login/modify of the component Administrator Password Modification Endpoint. The manipulation of the argument newPass results in weak password recovery. The attack may be launched remotely. The exploit has been made public and could be used. The vendor was contacted early about this disclosure.
Severity
CWE
- CWE-640 - Weak Password Recovery
Assigner
References
5 references
| URL | Tags |
|---|---|
| https://vuldb.com/vuln/377785 | vdb-entrytechnical-description |
| https://vuldb.com/vuln/377785/cti | signaturepermissions-required |
| https://vuldb.com/cve/CVE-2026-15479 | third-party-advisory |
| https://vuldb.com/submit/837069 | third-party-advisory |
| https://github.com/coconut652-7/IOT_Vul_Public/tr… | exploit |
Impacted products
Credits
{
"containers": {
"cna": {
"affected": [
{
"cpes": [
"cpe:2.3:a:h3c:nx15:*:*:*:*:*:*:*:*"
],
"modules": [
"Administrator Password Modification Endpoint"
],
"product": "NX15",
"vendor": "H3C",
"versions": [
{
"status": "affected",
"version": "V100R017"
}
]
}
],
"credits": [
{
"lang": "en",
"type": "reporter",
"value": "coconut (VulDB User)"
},
{
"lang": "en",
"type": "coordinator",
"value": "VulDB CNA Team"
}
],
"descriptions": [
{
"lang": "en",
"value": "A vulnerability was found in H3C NX15 V100R017. Affected by this vulnerability is the function change_passwd of the file /api/login/modify of the component Administrator Password Modification Endpoint. The manipulation of the argument newPass results in weak password recovery. The attack may be launched remotely. The exploit has been made public and could be used. The vendor was contacted early about this disclosure."
}
],
"metrics": [
{
"cvssV4_0": {
"baseScore": 6.9,
"baseSeverity": "MEDIUM",
"vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P",
"version": "4.0"
}
},
{
"cvssV3_1": {
"baseScore": 7.3,
"baseSeverity": "HIGH",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R",
"version": "3.1"
}
},
{
"cvssV3_0": {
"baseScore": 7.3,
"baseSeverity": "HIGH",
"vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R",
"version": "3.0"
}
},
{
"cvssV2_0": {
"baseScore": 7.5,
"vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P/E:POC/RL:ND/RC:UR",
"version": "2.0"
}
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-640",
"description": "Weak Password Recovery",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2026-07-12T05:00:10.927Z",
"orgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
"shortName": "VulDB"
},
"references": [
{
"name": "VDB-377785 | H3C NX15 Administrator Password Modification Endpoint modify change_passwd password recovery",
"tags": [
"vdb-entry",
"technical-description"
],
"url": "https://vuldb.com/vuln/377785"
},
{
"name": "VDB-377785 | CTI Indicators (IOB, IOC, TTP, IOA)",
"tags": [
"signature",
"permissions-required"
],
"url": "https://vuldb.com/vuln/377785/cti"
},
{
"name": "CVE-2026-15479 | CVE Analysis and Report",
"tags": [
"third-party-advisory"
],
"url": "https://vuldb.com/cve/CVE-2026-15479"
},
{
"name": "Submit #837069 | H3C NX15 V100R017 Incorrect Access Control",
"tags": [
"third-party-advisory"
],
"url": "https://vuldb.com/submit/837069"
},
{
"tags": [
"exploit"
],
"url": "https://github.com/coconut652-7/IOT_Vul_Public/tree/main/H3C/NX15R017/pre_auth_pwd_change"
}
],
"timeline": [
{
"lang": "en",
"time": "2026-07-11T00:00:00.000Z",
"value": "Advisory disclosed"
},
{
"lang": "en",
"time": "2026-07-11T02:00:00.000Z",
"value": "VulDB entry created"
},
{
"lang": "en",
"time": "2026-07-11T12:01:48.000Z",
"value": "VulDB entry last update"
}
],
"title": "H3C NX15 Administrator Password Modification Endpoint modify change_passwd password recovery"
}
},
"cveMetadata": {
"assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
"assignerShortName": "VulDB",
"cveId": "CVE-2026-15479",
"datePublished": "2026-07-12T05:00:10.927Z",
"dateReserved": "2026-07-11T09:56:44.847Z",
"dateUpdated": "2026-07-12T05:00:10.927Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"vulnerability-lookup:meta": {
"epss": {
"cve": "CVE-2026-15479",
"date": "2026-07-13",
"epss": "0.00278",
"percentile": "0.19697"
},
"nvd": "{\"cve\":{\"id\":\"CVE-2026-15479\",\"sourceIdentifier\":\"cna@vuldb.com\",\"published\":\"2026-07-12T06:16:41.350\",\"lastModified\":\"2026-07-13T16:59:13.647\",\"vulnStatus\":\"Deferred\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"A vulnerability was found in H3C NX15 V100R017. Affected by this vulnerability is the function change_passwd of the file /api/login/modify of the component Administrator Password Modification Endpoint. The manipulation of the argument newPass results in weak password recovery. The attack may be launched remotely. The exploit has been made public and could be used. The vendor was contacted early about this disclosure.\"}],\"affected\":[{\"source\":\"cna@vuldb.com\",\"affectedData\":[{\"vendor\":\"H3C\",\"product\":\"NX15\",\"cpes\":[\"cpe:2.3:a:h3c:nx15:*:*:*:*:*:*:*:*\"],\"modules\":[\"Administrator Password Modification Endpoint\"],\"versions\":[{\"version\":\"V100R017\",\"status\":\"affected\"}]}]}],\"metrics\":{\"cvssMetricV40\":[{\"source\":\"cna@vuldb.com\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"4.0\",\"vectorString\":\"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X\",\"baseScore\":5.5,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"attackRequirements\":\"NONE\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"vulnConfidentialityImpact\":\"LOW\",\"vulnIntegrityImpact\":\"LOW\",\"vulnAvailabilityImpact\":\"LOW\",\"subConfidentialityImpact\":\"NONE\",\"subIntegrityImpact\":\"NONE\",\"subAvailabilityImpact\":\"NONE\",\"exploitMaturity\":\"PROOF_OF_CONCEPT\",\"confidentialityRequirement\":\"NOT_DEFINED\",\"integrityRequirement\":\"NOT_DEFINED\",\"availabilityRequirement\":\"NOT_DEFINED\",\"modifiedAttackVector\":\"NOT_DEFINED\",\"modifiedAttackComplexity\":\"NOT_DEFINED\",\"modifiedAttackRequirements\":\"NOT_DEFINED\",\"modifiedPrivilegesRequired\":\"NOT_DEFINED\",\"modifiedUserInteraction\":\"NOT_DEFINED\",\"modifiedVulnConfidentialityImpact\":\"NOT_DEFINED\",\"modifiedVulnIntegrityImpact\":\"NOT_DEFINED\",\"modifiedVulnAvailabilityImpact\":\"NOT_DEFINED\",\"modifiedSubConfidentialityImpact\":\"NOT_DEFINED\",\"modifiedSubIntegrityImpact\":\"NOT_DEFINED\",\"modifiedSubAvailabilityImpact\":\"NOT_DEFINED\",\"Safety\":\"NOT_DEFINED\",\"Automatable\":\"NOT_DEFINED\",\"Recovery\":\"NOT_DEFINED\",\"valueDensity\":\"NOT_DEFINED\",\"vulnerabilityResponseEffort\":\"NOT_DEFINED\",\"providerUrgency\":\"NOT_DEFINED\"}}],\"cvssMetricV31\":[{\"source\":\"cna@vuldb.com\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L\",\"baseScore\":7.3,\"baseSeverity\":\"HIGH\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"LOW\",\"integrityImpact\":\"LOW\",\"availabilityImpact\":\"LOW\"},\"exploitabilityScore\":3.9,\"impactScore\":3.4}],\"cvssMetricV2\":[{\"source\":\"cna@vuldb.com\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:N/AC:L/Au:N/C:P/I:P/A:P\",\"baseScore\":7.5,\"accessVector\":\"NETWORK\",\"accessComplexity\":\"LOW\",\"authentication\":\"NONE\",\"confidentialityImpact\":\"PARTIAL\",\"integrityImpact\":\"PARTIAL\",\"availabilityImpact\":\"PARTIAL\"},\"baseSeverity\":\"HIGH\",\"exploitabilityScore\":10.0,\"impactScore\":6.4,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":false}]},\"weaknesses\":[{\"source\":\"cna@vuldb.com\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-640\"}]}],\"references\":[{\"url\":\"https://github.com/coconut652-7/IOT_Vul_Public/tree/main/H3C/NX15R017/pre_auth_pwd_change\",\"source\":\"cna@vuldb.com\"},{\"url\":\"https://vuldb.com/cve/CVE-2026-15479\",\"source\":\"cna@vuldb.com\"},{\"url\":\"https://vuldb.com/submit/837069\",\"source\":\"cna@vuldb.com\"},{\"url\":\"https://vuldb.com/vuln/377785\",\"source\":\"cna@vuldb.com\"},{\"url\":\"https://vuldb.com/vuln/377785/cti\",\"source\":\"cna@vuldb.com\"}]}}"
}
}
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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