CVE-2025-11375 (GCVE-0-2025-11375)
Vulnerability from cvelistv5
Published
2025-10-28 20:12
Modified
2025-10-29 17:34
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- CWE-770 - Allocation of Resources Without Limits or Throttling
Summary
Consul and Consul Enterprise’s (“Consul”) event endpoint is vulnerable to denial of service (DoS) due to lack of maximum value on the Content Length header. This vulnerability, CVE-2025-11375, is fixed in Consul Community Edition 1.22.0 and Consul Enterprise 1.22.0, 1.21.6, 1.20.8 and 1.18.12.
References
Impacted products
| Vendor | Product | Version | |||||||
|---|---|---|---|---|---|---|---|---|---|
| ► | HashiCorp | Consul |
Version: 0 ≤ |
||||||
|
|||||||||
{
"containers": {
"adp": [
{
"metrics": [
{
"other": {
"content": {
"id": "CVE-2025-11375",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "no"
},
{
"Technical Impact": "partial"
}
],
"role": "CISA Coordinator",
"timestamp": "2025-10-29T17:34:13.959341Z",
"version": "2.0.3"
},
"type": "ssvc"
}
}
],
"providerMetadata": {
"dateUpdated": "2025-10-29T17:34:25.690Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"title": "CISA ADP Vulnrichment"
}
],
"cna": {
"affected": [
{
"defaultStatus": "unaffected",
"platforms": [
"64 bit",
"32 bit",
"x86",
"ARM",
"MacOS",
"Windows",
"Linux"
],
"product": "Consul",
"repo": "https://github.com/hashicorp/consul",
"vendor": "HashiCorp",
"versions": [
{
"lessThan": "1.22.0",
"status": "affected",
"version": "0",
"versionType": "semver"
}
]
},
{
"defaultStatus": "unaffected",
"platforms": [
"64 bit",
"32 bit",
"x86",
"ARM",
"MacOS",
"Windows",
"Linux"
],
"product": "Consul Enterprise",
"repo": "https://github.com/hashicorp/consul",
"vendor": "HashiCorp",
"versions": [
{
"changes": [
{
"at": "1.21.6",
"status": "unaffected"
},
{
"at": "1.20.8",
"status": "unaffected"
},
{
"at": "1.18.12",
"status": "unaffected"
}
],
"lessThan": "0",
"status": "affected",
"version": "1.22.0",
"versionType": "semver"
}
]
}
],
"descriptions": [
{
"lang": "en",
"supportingMedia": [
{
"base64": false,
"type": "text/html",
"value": "\u003cp\u003eConsul and Consul Enterprise\u2019s (\u201cConsul\u201d) event endpoint is vulnerable to denial of service (DoS) due to lack of maximum value on the Content Length header. This vulnerability, CVE-2025-11375, is fixed in Consul Community Edition 1.22.0 and Consul Enterprise 1.22.0, 1.21.6, 1.20.8 and 1.18.12.\u003c/p\u003e\u003cbr/\u003e"
}
],
"value": "Consul and Consul Enterprise\u2019s (\u201cConsul\u201d) event endpoint is vulnerable to denial of service (DoS) due to lack of maximum value on the Content Length header. This vulnerability, CVE-2025-11375, is fixed in Consul Community Edition 1.22.0 and Consul Enterprise 1.22.0, 1.21.6, 1.20.8 and 1.18.12."
}
],
"impacts": [
{
"capecId": "CAPEC-469",
"descriptions": [
{
"lang": "en",
"value": "CAPEC-469: HTTP DoS"
}
]
}
],
"metrics": [
{
"cvssV3_1": {
"baseScore": 6.5,
"baseSeverity": "MEDIUM",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
"version": "3.1"
},
"format": "CVSS",
"scenarios": [
{
"lang": "en",
"value": "GENERAL"
}
]
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-770",
"description": "CWE-770: Allocation of Resources Without Limits or Throttling",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2025-10-28T20:13:31.671Z",
"orgId": "67fedba0-ff2e-4543-ba5b-aa93e87718cc",
"shortName": "HashiCorp"
},
"references": [
{
"url": "https://discuss.hashicorp.com/t/hcsec-2025-28-consuls-event-endpoint-is-vulnerable-to-denial-of-service/76723"
}
],
"source": {
"advisory": "HCSEC-2025-28",
"discovery": "EXTERNAL"
},
"title": "Consul\u0027s event endpoint is vulnerable to denial of service"
}
},
"cveMetadata": {
"assignerOrgId": "67fedba0-ff2e-4543-ba5b-aa93e87718cc",
"assignerShortName": "HashiCorp",
"cveId": "CVE-2025-11375",
"datePublished": "2025-10-28T20:12:14.325Z",
"dateReserved": "2025-10-06T15:34:11.889Z",
"dateUpdated": "2025-10-29T17:34:25.690Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"vulnerability-lookup:meta": {
"vulnrichment": {
"containers": "{\"adp\": [{\"title\": \"CISA ADP Vulnrichment\", \"metrics\": [{\"other\": {\"type\": \"ssvc\", \"content\": {\"id\": \"CVE-2025-11375\", \"role\": \"CISA Coordinator\", \"options\": [{\"Exploitation\": \"none\"}, {\"Automatable\": \"no\"}, {\"Technical Impact\": \"partial\"}], \"version\": \"2.0.3\", \"timestamp\": \"2025-10-29T17:34:13.959341Z\"}}}], \"providerMetadata\": {\"orgId\": \"134c704f-9b21-4f2e-91b3-4a467353bcc0\", \"shortName\": \"CISA-ADP\", \"dateUpdated\": \"2025-10-29T17:34:21.069Z\"}}], \"cna\": {\"title\": \"Consul\u0027s event endpoint is vulnerable to denial of service\", \"source\": {\"advisory\": \"HCSEC-2025-28\", \"discovery\": \"EXTERNAL\"}, \"impacts\": [{\"capecId\": \"CAPEC-469\", \"descriptions\": [{\"lang\": \"en\", \"value\": \"CAPEC-469: HTTP DoS\"}]}], \"metrics\": [{\"format\": \"CVSS\", \"cvssV3_1\": {\"version\": \"3.1\", \"baseScore\": 6.5, \"baseSeverity\": \"MEDIUM\", \"vectorString\": \"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H\"}, \"scenarios\": [{\"lang\": \"en\", \"value\": \"GENERAL\"}]}], \"affected\": [{\"repo\": \"https://github.com/hashicorp/consul\", \"vendor\": \"HashiCorp\", \"product\": \"Consul\", \"versions\": [{\"status\": \"affected\", \"version\": \"0\", \"lessThan\": \"1.22.0\", \"versionType\": \"semver\"}], \"platforms\": [\"64 bit\", \"32 bit\", \"x86\", \"ARM\", \"MacOS\", \"Windows\", \"Linux\"], \"defaultStatus\": \"unaffected\"}, {\"repo\": \"https://github.com/hashicorp/consul\", \"vendor\": \"HashiCorp\", \"product\": \"Consul Enterprise\", \"versions\": [{\"status\": \"affected\", \"changes\": [{\"at\": \"1.21.6\", \"status\": \"unaffected\"}, {\"at\": \"1.20.8\", \"status\": \"unaffected\"}, {\"at\": \"1.18.12\", \"status\": \"unaffected\"}], \"version\": \"0\", \"lessThan\": \"1.22.0\", \"versionType\": \"semver\"}], \"platforms\": [\"64 bit\", \"32 bit\", \"x86\", \"ARM\", \"MacOS\", \"Windows\", \"Linux\"], \"defaultStatus\": \"unaffected\"}], \"references\": [{\"url\": \"https://discuss.hashicorp.com/t/hcsec-2025-28-consuls-event-endpoint-is-vulnerable-to-denial-of-service/76723\"}], \"descriptions\": [{\"lang\": \"en\", \"value\": \"Consul and Consul Enterprise\\u2019s (\\u201cConsul\\u201d) event endpoint is vulnerable to denial of service (DoS) due to lack of maximum value on the Content Length header. This vulnerability, CVE-2025-11375, is fixed in Consul Community Edition 1.22.0 and Consul Enterprise 1.22.0, 1.21.6, 1.20.8 and 1.18.12.\", \"supportingMedia\": [{\"type\": \"text/html\", \"value\": \"\u003cp\u003eConsul and Consul Enterprise\\u2019s (\\u201cConsul\\u201d) event endpoint is vulnerable to denial of service (DoS) due to lack of maximum value on the Content Length header. This vulnerability, CVE-2025-11375, is fixed in Consul Community Edition 1.22.0 and Consul Enterprise 1.22.0, 1.21.6, 1.20.8 and 1.18.12.\u003c/p\u003e\u003cbr/\u003e\", \"base64\": false}]}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"cweId\": \"CWE-770\", \"description\": \"CWE-770: Allocation of Resources Without Limits or Throttling\"}]}], \"providerMetadata\": {\"orgId\": \"67fedba0-ff2e-4543-ba5b-aa93e87718cc\", \"shortName\": \"HashiCorp\", \"dateUpdated\": \"2025-12-09T01:37:57.188Z\"}}}",
"cveMetadata": "{\"cveId\": \"CVE-2025-11375\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2025-12-09T01:37:57.188Z\", \"dateReserved\": \"2025-10-06T15:34:11.889Z\", \"assignerOrgId\": \"67fedba0-ff2e-4543-ba5b-aa93e87718cc\", \"datePublished\": \"2025-10-28T20:12:14.325Z\", \"assignerShortName\": \"HashiCorp\"}",
"dataType": "CVE_RECORD",
"dataVersion": "5.2"
}
}
}
Loading…
Loading…
Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.
Loading…
Loading…