gsd-2022-39271
Vulnerability from gsd
Modified
2023-12-13 01:19
Details
Traefik (pronounced traffic) is a modern HTTP reverse proxy and load balancer that assists in deploying microservices. There is a potential vulnerability in Traefik managing HTTP/2 connections. A closing HTTP/2 server connection could hang forever because of a subsequent fatal error. This failure mode could be exploited to cause a denial of service. There has been a patch released in versions 2.8.8 and 2.9.0-rc5. There are currently no known workarounds.
Aliases
Aliases
{
"GSD": {
"alias": "CVE-2022-39271",
"description": "Traefik (pronounced traffic) is a modern HTTP reverse proxy and load balancer that assists in deploying microservices. There is a potential vulnerability in Traefik managing HTTP/2 connections. A closing HTTP/2 server connection could hang forever because of a subsequent fatal error. This failure mode could be exploited to cause a denial of service. There has been a patch released in versions 2.8.8 and 2.9.0-rc5. There are currently no known workarounds.",
"id": "GSD-2022-39271"
},
"gsd": {
"metadata": {
"exploitCode": "unknown",
"remediation": "unknown",
"reportConfidence": "confirmed",
"type": "vulnerability"
},
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"details": "Traefik (pronounced traffic) is a modern HTTP reverse proxy and load balancer that assists in deploying microservices. There is a potential vulnerability in Traefik managing HTTP/2 connections. A closing HTTP/2 server connection could hang forever because of a subsequent fatal error. This failure mode could be exploited to cause a denial of service. There has been a patch released in versions 2.8.8 and 2.9.0-rc5. There are currently no known workarounds.",
"id": "GSD-2022-39271",
"modified": "2023-12-13T01:19:20.671217Z",
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}
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"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 7.5,
"baseSeverity": "HIGH",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
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"url": "https://github.com/traefik/traefik/releases/tag/v2.8.8"
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"discovery": "UNKNOWN"
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"advisories": [
{
"affected_range": "\u003cv2.8.8 || \u003e=v2.9.0-rc1 \u003cv2.9.0-rc5",
"affected_versions": "All versions before 2.8.8, all versions starting from 2.9.0-rc1 before 2.9.0-rc5",
"cwe_ids": [
"CWE-1035",
"CWE-937"
],
"date": "2022-10-10",
"description": "### Impact\n\nThere is a potential vulnerability in Traefik managing HTTP/2 connections.\nA closing HTTP/2 server connection could hang forever because of a subsequent fatal error. This failure mode could be exploited to cause a denial of service.\n\n### Patches\n\nTraefik v2.8.x: https://github.com/traefik/traefik/releases/tag/v2.8.8\nTraefik v2.9.x: https://github.com/traefik/traefik/releases/tag/v2.9.0-rc5\n\n### Workarounds\n\nNo workaround.\n\n### For more information\n\nIf you have any questions or comments about this advisory, please [open an issue](https://github.com/traefik/traefik/issues).\n",
"fixed_versions": [
"v2.8.8",
"v2.9.0-rc5"
],
"identifier": "GMS-2022-5243",
"identifiers": [
"GHSA-c6hx-pjc3-7fqr",
"GMS-2022-5243",
"CVE-2022-39271"
],
"not_impacted": "All versions starting from 2.8.8 before 2.9.0-rc1, all versions starting from 2.9.0-rc5",
"package_slug": "go/github.com/traefik/traefik/v2",
"pubdate": "2022-10-10",
"solution": "Upgrade to versions 2.8.8, 2.9.0-rc5 or above. *Note*: 2.9.0-rc5 may be an unstable version. Use caution.",
"title": "Traefik HTTP/2 connections management could cause a denial of service",
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"uuid": "f8c52789-4070-4145-b403-b92115e6923d",
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"sha": "e9f98fb6eb250c0a726c74cce59ca2a9c6f2ddbb",
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"number": "v2.9.0-rc1"
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"timestamp": "20220930130208"
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"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 7.5,
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"privilegesRequired": "NONE",
"scope": "UNCHANGED",
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"impactScore": 3.6
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},
"lastModifiedDate": "2023-07-14T18:17Z",
"publishedDate": "2022-10-11T14:15Z"
}
}
}
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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.
- 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.