gsd-2023-40586
Vulnerability from gsd
Modified
2023-12-13 01:20
Details
OWASP Coraza WAF is a golang modsecurity compatible web application firewall library. Due to the misuse of `log.Fatalf`, the application using coraza crashed after receiving crafted requests from attackers. The application will immediately crash after receiving a malicious request that triggers an error in `mime.ParseMediaType`. This issue was patched in version 3.0.1.
Aliases
Aliases
{
"GSD": {
"alias": "CVE-2023-40586",
"id": "GSD-2023-40586"
},
"gsd": {
"metadata": {
"exploitCode": "unknown",
"remediation": "unknown",
"reportConfidence": "confirmed",
"type": "vulnerability"
},
"osvSchema": {
"aliases": [
"CVE-2023-40586"
],
"details": "OWASP Coraza WAF is a golang modsecurity compatible web application firewall library. Due to the misuse of `log.Fatalf`, the application using coraza crashed after receiving crafted requests from attackers. The application will immediately crash after receiving a malicious request that triggers an error in `mime.ParseMediaType`. This issue was patched in version 3.0.1.\n",
"id": "GSD-2023-40586",
"modified": "2023-12-13T01:20:44.016715Z",
"schema_version": "1.4.0"
}
},
"namespaces": {
"cve.org": {
"CVE_data_meta": {
"ASSIGNER": "security-advisories@github.com",
"ID": "CVE-2023-40586",
"STATE": "PUBLIC"
},
"affects": {
"vendor": {
"vendor_data": [
{
"product": {
"product_data": [
{
"product_name": "coraza",
"version": {
"version_data": [
{
"version_affected": "=",
"version_value": "\u003c 3.0.1"
}
]
}
}
]
},
"vendor_name": "corazawaf"
}
]
}
},
"data_format": "MITRE",
"data_type": "CVE",
"data_version": "4.0",
"description": {
"description_data": [
{
"lang": "eng",
"value": "OWASP Coraza WAF is a golang modsecurity compatible web application firewall library. Due to the misuse of `log.Fatalf`, the application using coraza crashed after receiving crafted requests from attackers. The application will immediately crash after receiving a malicious request that triggers an error in `mime.ParseMediaType`. This issue was patched in version 3.0.1.\n"
}
]
},
"impact": {
"cvss": [
{
"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"
}
]
},
"problemtype": {
"problemtype_data": [
{
"description": [
{
"cweId": "CWE-400",
"lang": "eng",
"value": "CWE-400: Uncontrolled Resource Consumption"
}
]
}
]
},
"references": {
"reference_data": [
{
"name": "https://github.com/corazawaf/coraza/security/advisories/GHSA-c2pj-v37r-2p6h",
"refsource": "MISC",
"url": "https://github.com/corazawaf/coraza/security/advisories/GHSA-c2pj-v37r-2p6h"
},
{
"name": "https://github.com/corazawaf/coraza/commit/a5239ba3ce839e14d9b4f9486e1b4a403dcade8c",
"refsource": "MISC",
"url": "https://github.com/corazawaf/coraza/commit/a5239ba3ce839e14d9b4f9486e1b4a403dcade8c"
}
]
},
"source": {
"advisory": "GHSA-c2pj-v37r-2p6h",
"discovery": "UNKNOWN"
}
},
"gitlab.com": {
"advisories": [
{
"affected_range": "\u003e=v2.0.0 \u003c=v2.0.1",
"affected_versions": "All versions starting from 2.0.0 up to 2.0.1",
"cwe_ids": [
"CWE-1035",
"CWE-400",
"CWE-937"
],
"date": "2023-08-25",
"description": "### Summary\n\nDue to the misuse of `log.Fatalf`, the application using coraza crashed after receiving crafted requests from attackers.\n\n### Details\n\n https://github.com/corazawaf/coraza/blob/82157f85f24c6107667bf0f686b71a72aafdf8a5/internal/bodyprocessors/multipart.go#L26-L29 \nThe bodyprocessors of multipart uses `log.Fatalf` to handle errors from the `mime.ParseMediaType`, but `log.Fatalf` calls `os.Exit` directly after logging the error.\n https://github.com/golang/go/blob/a031f4ef83edc132d5f49382bfef491161de2476/src/log/log.go#L288-L291\nThis means that the application will immediately crash after receiving a malicious request that triggers an error in `mime.ParseMediaType`.\n\n### PoC\n\nThe server can be demonstrated by https://github.com/corazawaf/coraza/tree/main/examples/http-server\n\nAfter sending this request\n```\nPOST / HTTP/1.1\nHost: 127.0.0.1:8090\n```User-Agent```: curl/8.1.2\nAccept: */*\nContent-Length: 199\nContent-Type: multipart/form-data; boundary=------------------------5fa6351b877326a1; a=1; a=2\nConnection: close\n\n --------------------------5fa6351b877326a1\nContent-Disposition: form-data; name=\"file\"; filename=\"123\"\nContent-Type: application/octet-stream\n\n123 \n\n--------------------------5fa6351b877326a1--\n\n```\nThe server will crash immediately. The `a=1; a=2` in `Content-Type` makes `mime: duplicate parameter name` error.\n\n### Impact\n\nI believe the vulnerability was introduced by the following commit: https://github.com/corazawaf/coraza/commit/24af0c8cf4f10bab558740b595712be3b85493ec. \n\n### Mitigation\n\nThe error from `mime.ParseMediaType` should return directly.",
"fixed_versions": [],
"identifier": "GMS-2023-1811",
"identifiers": [
"GHSA-c2pj-v37r-2p6h",
"CVE-2023-40586",
"GMS-2023-1811"
],
"not_impacted": "",
"package_slug": "go/github.com/corazawaf/coraza/v2",
"pubdate": "2023-06-26",
"solution": "Unfortunately, there is no solution available yet.",
"title": "Coraza has potential denial of service vulnerability",
"urls": [
"https://github.com/corazawaf/coraza/security/advisories/GHSA-c2pj-v37r-2p6h",
"https://github.com/corazawaf/coraza-caddy/issues/48",
"https://github.com/corazawaf/coraza/commit/24af0c8cf4f10bab558740b595712be3b85493ec",
"https://github.com/corazawaf/coraza/commit/e1b119b83e12c64f0957e00e8cad45a1b5f012f8",
"https://github.com/corazawaf/coraza/blob/82157f85f24c6107667bf0f686b71a72aafdf8a5/internal/bodyprocessors/multipart.go#L26-L29",
"https://github.com/corazawaf/coraza/releases/tag/v3.0.1",
"https://github.com/golang/go/blob/a031f4ef83edc132d5f49382bfef491161de2476/src/log/log.go#L288-L291",
"https://github.com/corazawaf/coraza/commit/a5239ba3ce839e14d9b4f9486e1b4a403dcade8c",
"https://github.com/advisories/GHSA-c2pj-v37r-2p6h"
],
"uuid": "24fe58e8-33e5-40be-9233-78f7ac86fd99",
"versions": [
{
"commit": {
"sha": "fdad9f5e07fb0c061a55426627afbefcd2b5c657",
"tags": [
"v2.0.0"
],
"timestamp": "20220322211430"
},
"number": "v2.0.0"
},
{
"commit": {
"sha": "a1529abf4746ab3082eb40622fdbeed2a7777fcb",
"tags": [
"v2.0.1"
],
"timestamp": "20220725143314"
},
"number": "v2.0.1"
}
]
},
{
"affected_range": "\u003e=v3.0.0 \u003cv3.0.1",
"affected_versions": "All versions starting from 3.0.0 before 3.0.1",
"cwe_ids": [
"CWE-1035",
"CWE-400",
"CWE-937"
],
"date": "2023-08-25",
"description": "### Summary\n\nDue to the misuse of `log.Fatalf`, the application using coraza crashed after receiving crafted requests from attackers.\n\n### Details\n\n https://github.com/corazawaf/coraza/blob/82157f85f24c6107667bf0f686b71a72aafdf8a5/internal/bodyprocessors/multipart.go#L26-L29\nThe bodyprocessors of multipart uses `log.Fatalf` to handle errors from the `mime.ParseMediaType`, but `log.Fatalf` calls `os.Exit` directly after logging the error.\n https://github.com/golang/go/blob/a031f4ef83edc132d5f49382bfef491161de2476/src/log/log.go#L288-L291\nThis means that the application will immediately crash after receiving a malicious request that triggers an error in `mime.ParseMediaType`.\n\n### PoC\n\nThe server can be demonstrated by https://github.com/corazawaf/coraza/tree/main/examples/http-server\n\nAfter sending this request\n```\nPOST / HTTP/1.1\nHost: 127.0.0.1:8090\n```User-Agent```: curl/8.1.2\nAccept: */*\nContent-Length: 199\nContent-Type: multipart/form-data; boundary=------------------------5fa6351b877326a1; a=1; a=2\nConnection: close\n\n --------------------------5fa6351b877326a1\nContent-Disposition: form-data; name=\"file\"; filename=\"123\"\nContent-Type: application/octet-stream\n\n123 \n\n --------------------------5fa6351b877326a1--\n\n```\nThe server will crash immediately. The `a=1; a=2` in `Content-Type` makes `mime: duplicate parameter name` error.\n\n### Impact\n\nI believe the vulnerability was introduced by the following commit: https://github.com/corazawaf/coraza/commit/24af0c8cf4f10bab558740b595712be3b85493ec.\n\n ### Mitigation\n\nThe error from `mime.ParseMediaType` should return directly.",
"fixed_versions": [
"v3.0.1"
],
"identifier": "GMS-2023-1812",
"identifiers": [
"GHSA-c2pj-v37r-2p6h",
"CVE-2023-40586",
"GMS-2023-1812"
],
"not_impacted": "All versions before 3.0.0, all versions starting from 3.0.1",
"package_slug": "go/github.com/corazawaf/coraza/v3",
"pubdate": "2023-06-26",
"solution": "Upgrade to version 3.0.1 or above.",
"title": "Coraza has potential denial of service vulnerability",
"urls": [
"https://github.com/corazawaf/coraza/security/advisories/GHSA-c2pj-v37r-2p6h",
"https://github.com/corazawaf/coraza-caddy/issues/48",
"https://github.com/corazawaf/coraza/commit/24af0c8cf4f10bab558740b595712be3b85493ec",
"https://github.com/corazawaf/coraza/commit/e1b119b83e12c64f0957e00e8cad45a1b5f012f8",
"https://github.com/corazawaf/coraza/blob/82157f85f24c6107667bf0f686b71a72aafdf8a5/internal/bodyprocessors/multipart.go#L26-L29",
"https://github.com/corazawaf/coraza/releases/tag/v3.0.1",
"https://github.com/golang/go/blob/a031f4ef83edc132d5f49382bfef491161de2476/src/log/log.go#L288-L291",
"https://github.com/corazawaf/coraza/commit/a5239ba3ce839e14d9b4f9486e1b4a403dcade8c",
"https://github.com/advisories/GHSA-c2pj-v37r-2p6h"
],
"uuid": "3e14990f-8245-4ba9-a968-ce0510dde9c9",
"versions": [
{
"commit": {
"sha": "ad50864cfa00f5143fff7f6877847326fdc4b394",
"tags": [
"v3.0.0"
],
"timestamp": "20230531073255"
},
"number": "v3.0.0"
},
{
"commit": {
"sha": "a5239ba3ce839e14d9b4f9486e1b4a403dcade8c",
"tags": [
"v3.0.1"
],
"timestamp": "20230625161626"
},
"number": "v3.0.1"
}
]
}
]
},
"nvd.nist.gov": {
"configurations": {
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"nodes": [
{
"children": [],
"cpe_match": [
{
"cpe23Uri": "cpe:2.3:a:coraza:coraza:3.0.0:*:*:*:*:go:*:*",
"cpe_name": [],
"vulnerable": true
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"value": "OWASP Coraza WAF is a golang modsecurity compatible web application firewall library. Due to the misuse of `log.Fatalf`, the application using coraza crashed after receiving crafted requests from attackers. The application will immediately crash after receiving a malicious request that triggers an error in `mime.ParseMediaType`. This issue was patched in version 3.0.1.\n"
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"name": "https://github.com/corazawaf/coraza/commit/a5239ba3ce839e14d9b4f9486e1b4a403dcade8c",
"refsource": "MISC",
"tags": [
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"impact": {
"baseMetricV3": {
"cvssV3": {
"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
}
},
"lastModifiedDate": "2023-09-01T18:06Z",
"publishedDate": "2023-08-25T21:15Z"
}
}
}
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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.
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