Search criteria
4 vulnerabilities found for Azure Functions by Microsoft
CVE-2025-33074 (GCVE-0-2025-33074)
Vulnerability from cvelistv5 – Published: 2025-04-30 17:14 – Updated: 2025-06-04 17:53
VLAI?
Summary
Improper verification of cryptographic signature in Microsoft Azure Functions allows an authorized attacker to execute code over a network.
Severity ?
CWE
- CWE-347 - Improper Verification of Cryptographic Signature
Assigner
References
| URL | Tags | ||||
|---|---|---|---|---|---|
|
|||||
Impacted products
| Vendor | Product | Version | ||
|---|---|---|---|---|
| Microsoft | Azure Functions |
Affected:
N/A
|
{
"containers": {
"adp": [
{
"metrics": [
{
"other": {
"content": {
"id": "CVE-2025-33074",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "no"
},
{
"Technical Impact": "total"
}
],
"role": "CISA Coordinator",
"timestamp": "2025-05-01T00:00:00+00:00",
"version": "2.0.3"
},
"type": "ssvc"
}
}
],
"providerMetadata": {
"dateUpdated": "2025-05-02T03:55:22.584Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"title": "CISA ADP Vulnrichment"
}
],
"cna": {
"affected": [
{
"platforms": [
"Unknown"
],
"product": "Azure Functions",
"vendor": "Microsoft",
"versions": [
{
"status": "affected",
"version": "N/A"
}
]
}
],
"cpeApplicability": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:a:microsoft:azure_functions:*:*:*:*:*:*:*:*",
"versionStartIncluding": "N/A",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
"datePublic": "2025-04-30T07:00:00.000Z",
"descriptions": [
{
"lang": "en-US",
"value": "Improper verification of cryptographic signature in Microsoft Azure Functions allows an authorized attacker to execute code over a network."
}
],
"metrics": [
{
"cvssV3_1": {
"baseScore": 7.5,
"baseSeverity": "HIGH",
"vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C",
"version": "3.1"
},
"format": "CVSS",
"scenarios": [
{
"lang": "en-US",
"value": "GENERAL"
}
]
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-347",
"description": "CWE-347: Improper Verification of Cryptographic Signature",
"lang": "en-US",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2025-06-04T17:53:40.045Z",
"orgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8",
"shortName": "microsoft"
},
"references": [
{
"name": "Azure Functions Remote Code Execution Vulnerability",
"tags": [
"vendor-advisory"
],
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-33074"
}
],
"tags": [
"exclusively-hosted-service"
],
"title": "Azure Functions Remote Code Execution Vulnerability"
}
},
"cveMetadata": {
"assignerOrgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8",
"assignerShortName": "microsoft",
"cveId": "CVE-2025-33074",
"datePublished": "2025-04-30T17:14:51.166Z",
"dateReserved": "2025-04-15T17:46:28.203Z",
"dateUpdated": "2025-06-04T17:53:40.045Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.1"
}
CVE-2020-16904 (GCVE-0-2020-16904)
Vulnerability from cvelistv5 – Published: 2020-10-16 22:17 – Updated: 2024-08-04 13:45
VLAI?
Summary
<p>An elevation of privilege vulnerability exists in the way Azure Functions validate access keys.</p>
<p>An unauthenticated attacker who successfully exploited this vulnerability could invoke an HTTP Function without proper authorization.</p>
<p>This security update addresses the vulnerability by correctly validating access keys used to access HTTP Functions.</p>
Severity ?
CWE
- Elevation of Privilege
Assigner
References
| URL | Tags | ||||
|---|---|---|---|---|---|
|
|||||
Impacted products
| Vendor | Product | Version | ||
|---|---|---|---|---|
| Microsoft | Azure Functions |
Affected:
N/A
|
{
"containers": {
"adp": [
{
"providerMetadata": {
"dateUpdated": "2024-08-04T13:45:34.161Z",
"orgId": "af854a3a-2127-422b-91ae-364da2661108",
"shortName": "CVE"
},
"references": [
{
"tags": [
"x_refsource_MISC",
"x_transferred"
],
"url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-16904"
}
],
"title": "CVE Program Container"
}
],
"cna": {
"affected": [
{
"cpes": [],
"platforms": [
"Unknown"
],
"product": "Azure Functions",
"vendor": "Microsoft",
"versions": [
{
"status": "affected",
"version": "N/A"
}
]
}
],
"datePublic": "2020-10-13T07:00:00+00:00",
"descriptions": [
{
"lang": "en-US",
"value": "\u003cp\u003eAn elevation of privilege vulnerability exists in the way Azure Functions validate access keys.\u003c/p\u003e\n\u003cp\u003eAn unauthenticated attacker who successfully exploited this vulnerability could invoke an HTTP Function without proper authorization.\u003c/p\u003e\n\u003cp\u003eThis security update addresses the vulnerability by correctly validating access keys used to access HTTP Functions.\u003c/p\u003e\n"
}
],
"metrics": [
{
"cvssV3_1": {
"baseScore": 5.3,
"baseSeverity": "MEDIUM",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:P/RL:O/RC:C",
"version": "3.1"
},
"format": "CVSS",
"scenarios": [
{
"lang": "en-US",
"value": "GENERAL"
}
]
}
],
"problemTypes": [
{
"descriptions": [
{
"description": "Elevation of Privilege",
"lang": "en-US",
"type": "Impact"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2023-12-31T19:19:47.896Z",
"orgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8",
"shortName": "microsoft"
},
"references": [
{
"tags": [
"x_refsource_MISC"
],
"url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-16904"
}
],
"title": "Azure Functions Elevation of Privilege Vulnerability"
}
},
"cveMetadata": {
"assignerOrgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8",
"assignerShortName": "microsoft",
"cveId": "CVE-2020-16904",
"datePublished": "2020-10-16T22:17:42",
"dateReserved": "2020-08-04T00:00:00",
"dateUpdated": "2024-08-04T13:45:34.161Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.1"
}
CVE-2025-33074 (GCVE-0-2025-33074)
Vulnerability from nvd – Published: 2025-04-30 17:14 – Updated: 2025-06-04 17:53
VLAI?
Summary
Improper verification of cryptographic signature in Microsoft Azure Functions allows an authorized attacker to execute code over a network.
Severity ?
CWE
- CWE-347 - Improper Verification of Cryptographic Signature
Assigner
References
| URL | Tags | ||||
|---|---|---|---|---|---|
|
|||||
Impacted products
| Vendor | Product | Version | ||
|---|---|---|---|---|
| Microsoft | Azure Functions |
Affected:
N/A
|
{
"containers": {
"adp": [
{
"metrics": [
{
"other": {
"content": {
"id": "CVE-2025-33074",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "no"
},
{
"Technical Impact": "total"
}
],
"role": "CISA Coordinator",
"timestamp": "2025-05-01T00:00:00+00:00",
"version": "2.0.3"
},
"type": "ssvc"
}
}
],
"providerMetadata": {
"dateUpdated": "2025-05-02T03:55:22.584Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"title": "CISA ADP Vulnrichment"
}
],
"cna": {
"affected": [
{
"platforms": [
"Unknown"
],
"product": "Azure Functions",
"vendor": "Microsoft",
"versions": [
{
"status": "affected",
"version": "N/A"
}
]
}
],
"cpeApplicability": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:a:microsoft:azure_functions:*:*:*:*:*:*:*:*",
"versionStartIncluding": "N/A",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
"datePublic": "2025-04-30T07:00:00.000Z",
"descriptions": [
{
"lang": "en-US",
"value": "Improper verification of cryptographic signature in Microsoft Azure Functions allows an authorized attacker to execute code over a network."
}
],
"metrics": [
{
"cvssV3_1": {
"baseScore": 7.5,
"baseSeverity": "HIGH",
"vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C",
"version": "3.1"
},
"format": "CVSS",
"scenarios": [
{
"lang": "en-US",
"value": "GENERAL"
}
]
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-347",
"description": "CWE-347: Improper Verification of Cryptographic Signature",
"lang": "en-US",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2025-06-04T17:53:40.045Z",
"orgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8",
"shortName": "microsoft"
},
"references": [
{
"name": "Azure Functions Remote Code Execution Vulnerability",
"tags": [
"vendor-advisory"
],
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-33074"
}
],
"tags": [
"exclusively-hosted-service"
],
"title": "Azure Functions Remote Code Execution Vulnerability"
}
},
"cveMetadata": {
"assignerOrgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8",
"assignerShortName": "microsoft",
"cveId": "CVE-2025-33074",
"datePublished": "2025-04-30T17:14:51.166Z",
"dateReserved": "2025-04-15T17:46:28.203Z",
"dateUpdated": "2025-06-04T17:53:40.045Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.1"
}
CVE-2020-16904 (GCVE-0-2020-16904)
Vulnerability from nvd – Published: 2020-10-16 22:17 – Updated: 2024-08-04 13:45
VLAI?
Summary
<p>An elevation of privilege vulnerability exists in the way Azure Functions validate access keys.</p>
<p>An unauthenticated attacker who successfully exploited this vulnerability could invoke an HTTP Function without proper authorization.</p>
<p>This security update addresses the vulnerability by correctly validating access keys used to access HTTP Functions.</p>
Severity ?
CWE
- Elevation of Privilege
Assigner
References
| URL | Tags | ||||
|---|---|---|---|---|---|
|
|||||
Impacted products
| Vendor | Product | Version | ||
|---|---|---|---|---|
| Microsoft | Azure Functions |
Affected:
N/A
|
{
"containers": {
"adp": [
{
"providerMetadata": {
"dateUpdated": "2024-08-04T13:45:34.161Z",
"orgId": "af854a3a-2127-422b-91ae-364da2661108",
"shortName": "CVE"
},
"references": [
{
"tags": [
"x_refsource_MISC",
"x_transferred"
],
"url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-16904"
}
],
"title": "CVE Program Container"
}
],
"cna": {
"affected": [
{
"cpes": [],
"platforms": [
"Unknown"
],
"product": "Azure Functions",
"vendor": "Microsoft",
"versions": [
{
"status": "affected",
"version": "N/A"
}
]
}
],
"datePublic": "2020-10-13T07:00:00+00:00",
"descriptions": [
{
"lang": "en-US",
"value": "\u003cp\u003eAn elevation of privilege vulnerability exists in the way Azure Functions validate access keys.\u003c/p\u003e\n\u003cp\u003eAn unauthenticated attacker who successfully exploited this vulnerability could invoke an HTTP Function without proper authorization.\u003c/p\u003e\n\u003cp\u003eThis security update addresses the vulnerability by correctly validating access keys used to access HTTP Functions.\u003c/p\u003e\n"
}
],
"metrics": [
{
"cvssV3_1": {
"baseScore": 5.3,
"baseSeverity": "MEDIUM",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:P/RL:O/RC:C",
"version": "3.1"
},
"format": "CVSS",
"scenarios": [
{
"lang": "en-US",
"value": "GENERAL"
}
]
}
],
"problemTypes": [
{
"descriptions": [
{
"description": "Elevation of Privilege",
"lang": "en-US",
"type": "Impact"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2023-12-31T19:19:47.896Z",
"orgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8",
"shortName": "microsoft"
},
"references": [
{
"tags": [
"x_refsource_MISC"
],
"url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-16904"
}
],
"title": "Azure Functions Elevation of Privilege Vulnerability"
}
},
"cveMetadata": {
"assignerOrgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8",
"assignerShortName": "microsoft",
"cveId": "CVE-2020-16904",
"datePublished": "2020-10-16T22:17:42",
"dateReserved": "2020-08-04T00:00:00",
"dateUpdated": "2024-08-04T13:45:34.161Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.1"
}