fkie_cve-2019-18836
Vulnerability from fkie_nvd
Published
2019-11-11 01:15
Modified
2024-11-21 04:33
Severity ?
Summary
Envoy 1.12.0 allows a remote denial of service because of resource loops, as demonstrated by a single idle TCP connection being able to keep a worker thread in an infinite busy loop when continue_on_listener_filters_timeout is used."
References
| URL | Tags | ||
|---|---|---|---|
| cve@mitre.org | https://blog.envoyproxy.io | Vendor Advisory | |
| cve@mitre.org | https://github.com/envoyproxy/envoy/security/advisories/GHSA-3xvf-4396-cj46 | Exploit, Third Party Advisory | |
| cve@mitre.org | https://github.com/istio/istio/issues/18229 | Exploit, Third Party Advisory | |
| cve@mitre.org | https://groups.google.com/forum/#%21forum/envoy-users | ||
| af854a3a-2127-422b-91ae-364da2661108 | https://blog.envoyproxy.io | Vendor Advisory | |
| af854a3a-2127-422b-91ae-364da2661108 | https://github.com/envoyproxy/envoy/security/advisories/GHSA-3xvf-4396-cj46 | Exploit, Third Party Advisory | |
| af854a3a-2127-422b-91ae-364da2661108 | https://github.com/istio/istio/issues/18229 | Exploit, Third Party Advisory | |
| af854a3a-2127-422b-91ae-364da2661108 | https://groups.google.com/forum/#%21forum/envoy-users |
Impacted products
| Vendor | Product | Version | |
|---|---|---|---|
| envoyproxy | envoy | 1.12.0 | |
| istio | istio | * |
{
"configurations": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:a:envoyproxy:envoy:1.12.0:*:*:*:*:*:*:*",
"matchCriteriaId": "64A23B79-2694-46D3-A796-DD647442B403",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
},
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:a:istio:istio:*:*:*:*:*:*:*:*",
"matchCriteriaId": "BC70ED31-2985-4211-9C4E-B8F6566944BD",
"versionEndIncluding": "1.3.3",
"versionStartIncluding": "1.3.0",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "Envoy 1.12.0 allows a remote denial of service because of resource loops, as demonstrated by a single idle TCP connection being able to keep a worker thread in an infinite busy loop when continue_on_listener_filters_timeout is used.\""
},
{
"lang": "es",
"value": "Envoy versi\u00f3n 1.12.0 permite una denegaci\u00f3n de servicio remota debido a bucles de recursos, como es demostrado por una conexi\u00f3n TCP inactiva que es capaz de mantener un subproceso o hilo de trabajo en un bucle ocupado infinito cuando la funci\u00f3n continue_on_listener_filters_timeout es usada."
}
],
"id": "CVE-2019-18836",
"lastModified": "2024-11-21T04:33:40.840",
"metrics": {
"cvssMetricV2": [
{
"acInsufInfo": false,
"baseSeverity": "MEDIUM",
"cvssData": {
"accessComplexity": "LOW",
"accessVector": "NETWORK",
"authentication": "NONE",
"availabilityImpact": "PARTIAL",
"baseScore": 5.0,
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
"version": "2.0"
},
"exploitabilityScore": 10.0,
"impactScore": 2.9,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"source": "nvd@nist.gov",
"type": "Primary",
"userInteractionRequired": false
}
],
"cvssMetricV31": [
{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 7.5,
"baseSeverity": "HIGH",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"version": "3.1"
},
"exploitabilityScore": 3.9,
"impactScore": 3.6,
"source": "nvd@nist.gov",
"type": "Primary"
}
]
},
"published": "2019-11-11T01:15:10.210",
"references": [
{
"source": "cve@mitre.org",
"tags": [
"Vendor Advisory"
],
"url": "https://blog.envoyproxy.io"
},
{
"source": "cve@mitre.org",
"tags": [
"Exploit",
"Third Party Advisory"
],
"url": "https://github.com/envoyproxy/envoy/security/advisories/GHSA-3xvf-4396-cj46"
},
{
"source": "cve@mitre.org",
"tags": [
"Exploit",
"Third Party Advisory"
],
"url": "https://github.com/istio/istio/issues/18229"
},
{
"source": "cve@mitre.org",
"url": "https://groups.google.com/forum/#%21forum/envoy-users"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Vendor Advisory"
],
"url": "https://blog.envoyproxy.io"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Exploit",
"Third Party Advisory"
],
"url": "https://github.com/envoyproxy/envoy/security/advisories/GHSA-3xvf-4396-cj46"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Exploit",
"Third Party Advisory"
],
"url": "https://github.com/istio/istio/issues/18229"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "https://groups.google.com/forum/#%21forum/envoy-users"
}
],
"sourceIdentifier": "cve@mitre.org",
"vulnStatus": "Modified",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-835"
}
],
"source": "nvd@nist.gov",
"type": "Primary"
}
]
}
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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.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- 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.
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