CVE-2023-40545 (GCVE-0-2023-40545)
Vulnerability from cvelistv5 – Published: 2024-02-06 17:27 – Updated: 2024-08-22 16:53
VLAI
EPSS
VEX
Title
PingFederate OAuth client_secret_jwt Authentication Bypass
Summary
Authentication bypass when an OAuth2 Client is using client_secret_jwt as its authentication method on affected 11.3 versions via specially crafted requests.
Severity
8.8 (High)
SSVC
Exploitation: none
Automatable: no
Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2024-08-22 16:50 UTC
CWE
- CWE-306 - Missing Authentication for Critical Function
Assigner
References
Impacted products
2 products
| Vendor | Product | Version | CPE status | |
|---|---|---|---|---|
| Ping Identity | PingFederate |
Affected:
11.3.0 , ≤ 11.3.2
(custom)
|
guessed | |
| pingidentity | pingfederate |
Affected:
11.3.0 , ≤ 11.3.2
(custom)
cpe:2.3:a:pingidentity:pingfederate:*:*:*:*:*:*:*:* |
{
"containers": {
"adp": [
{
"providerMetadata": {
"dateUpdated": "2024-08-02T18:38:50.649Z",
"orgId": "af854a3a-2127-422b-91ae-364da2661108",
"shortName": "CVE"
},
"references": [
{
"tags": [
"x_transferred"
],
"url": "https://support.pingidentity.com/s/article/SECADV040-PingFederate-OAuth-Client-Authentication-Bypass"
},
{
"tags": [
"x_transferred"
],
"url": "https://www.pingidentity.com/en/resources/downloads/pingfederate/previous-releases.html"
},
{
"tags": [
"x_transferred"
],
"url": "https://docs.pingidentity.com/r/en-us/pingfederate-113/hro1701116403236"
}
],
"title": "CVE Program Container"
},
{
"affected": [
{
"cpes": [
"cpe:2.3:a:pingidentity:pingfederate:*:*:*:*:*:*:*:*"
],
"defaultStatus": "unaffected",
"product": "pingfederate",
"vendor": "pingidentity",
"versions": [
{
"lessThanOrEqual": "11.3.2",
"status": "affected",
"version": "11.3.0",
"versionType": "custom"
}
]
}
],
"metrics": [
{
"other": {
"content": {
"id": "CVE-2023-40545",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "no"
},
{
"Technical Impact": "total"
}
],
"role": "CISA Coordinator",
"timestamp": "2024-08-22T16:50:41.466461Z",
"version": "2.0.3"
},
"type": "ssvc"
}
}
],
"providerMetadata": {
"dateUpdated": "2024-08-22T16:53:12.079Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"title": "CISA ADP Vulnrichment"
}
],
"cna": {
"affected": [
{
"defaultStatus": "unaffected",
"product": "PingFederate",
"vendor": "Ping Identity",
"versions": [
{
"lessThanOrEqual": "11.3.2",
"status": "affected",
"version": "11.3.0",
"versionType": "custom"
}
]
}
],
"descriptions": [
{
"lang": "en",
"supportingMedia": [
{
"base64": false,
"type": "text/html",
"value": "\u003cspan style=\"background-color: rgb(255, 255, 255);\"\u003eAuthentication\u0026nbsp;bypass when an OAuth2 Client is using client_secret_jwt as its authentication method on affected 11.3 versions via specially crafted requests.\u003c/span\u003e\u003cbr\u003e"
}
],
"value": "Authentication\u00a0bypass when an OAuth2 Client is using client_secret_jwt as its authentication method on affected 11.3 versions via specially crafted requests.\n"
}
],
"impacts": [
{
"capecId": "CAPEC-115",
"descriptions": [
{
"lang": "en",
"value": "CAPEC-115 Authentication Bypass"
}
]
}
],
"metrics": [
{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 8.8,
"baseSeverity": "HIGH",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "LOW",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
"version": "3.1"
},
"format": "CVSS",
"scenarios": [
{
"lang": "en",
"value": "GENERAL"
}
]
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-306",
"description": "CWE-306 Missing Authentication for Critical Function",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2024-02-06T17:28:00.505Z",
"orgId": "5998a2e9-ae88-42cd-b6e0-7564fd979f9e",
"shortName": "Ping Identity"
},
"references": [
{
"url": "https://support.pingidentity.com/s/article/SECADV040-PingFederate-OAuth-Client-Authentication-Bypass"
},
{
"url": "https://www.pingidentity.com/en/resources/downloads/pingfederate/previous-releases.html"
},
{
"url": "https://docs.pingidentity.com/r/en-us/pingfederate-113/hro1701116403236"
}
],
"source": {
"advisory": "SECADV040",
"defect": [
"PF-34645"
],
"discovery": "UNKNOWN"
},
"title": "PingFederate OAuth client_secret_jwt Authentication Bypass",
"x_generator": {
"engine": "Vulnogram 0.1.0-dev"
}
}
},
"cveMetadata": {
"assignerOrgId": "5998a2e9-ae88-42cd-b6e0-7564fd979f9e",
"assignerShortName": "Ping Identity",
"cveId": "CVE-2023-40545",
"datePublished": "2024-02-06T17:27:42.361Z",
"dateReserved": "2023-08-25T16:59:38.674Z",
"dateUpdated": "2024-08-22T16:53:12.079Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.1",
"vulnerability-lookup:meta": {
"epss": {
"cve": "CVE-2023-40545",
"date": "2026-09-17",
"epss": "0.00933",
"percentile": "0.59036"
},
"fkie_nvd": {
"configurations": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:a:pingidentity:pingfederate:11.3.0:*:*:*:*:*:*:*",
"matchCriteriaId": "D4DEF0BF-4C46-4386-8C46-3687A644A47B",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "Authentication\u00a0bypass when an OAuth2 Client is using client_secret_jwt as its authentication method on affected 11.3 versions via specially crafted requests.\n"
},
{
"lang": "es",
"value": "Omisi\u00f3n de autenticaci\u00f3n cuando un cliente OAuth2 utiliza client_secret_jwt como m\u00e9todo de autenticaci\u00f3n en las versiones 11.3 afectadas a trav\u00e9s de solicitudes especialmente manipuladas."
}
],
"id": "CVE-2023-40545",
"lastModified": "2024-11-21T08:19:41.303",
"metrics": {
"cvssMetricV31": [
{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 8.8,
"baseSeverity": "HIGH",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "LOW",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
"version": "3.1"
},
"exploitabilityScore": 2.8,
"impactScore": 5.9,
"source": "responsible-disclosure@pingidentity.com",
"type": "Secondary"
},
{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 9.8,
"baseSeverity": "CRITICAL",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
"version": "3.1"
},
"exploitabilityScore": 3.9,
"impactScore": 5.9,
"source": "nvd@nist.gov",
"type": "Primary"
}
]
},
"published": "2024-02-06T18:15:58.470",
"references": [
{
"source": "responsible-disclosure@pingidentity.com",
"tags": [
"Release Notes"
],
"url": "https://docs.pingidentity.com/r/en-us/pingfederate-113/hro1701116403236"
},
{
"source": "responsible-disclosure@pingidentity.com",
"tags": [
"Permissions Required"
],
"url": "https://support.pingidentity.com/s/article/SECADV040-PingFederate-OAuth-Client-Authentication-Bypass"
},
{
"source": "responsible-disclosure@pingidentity.com",
"tags": [
"Release Notes"
],
"url": "https://www.pingidentity.com/en/resources/downloads/pingfederate/previous-releases.html"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Release Notes"
],
"url": "https://docs.pingidentity.com/r/en-us/pingfederate-113/hro1701116403236"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Permissions Required"
],
"url": "https://support.pingidentity.com/s/article/SECADV040-PingFederate-OAuth-Client-Authentication-Bypass"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Release Notes"
],
"url": "https://www.pingidentity.com/en/resources/downloads/pingfederate/previous-releases.html"
}
],
"sourceIdentifier": "responsible-disclosure@pingidentity.com",
"vulnStatus": "Modified",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-306"
}
],
"source": "responsible-disclosure@pingidentity.com",
"type": "Secondary"
},
{
"description": [
{
"lang": "en",
"value": "CWE-306"
}
],
"source": "nvd@nist.gov",
"type": "Primary"
}
]
},
"nvd": {
"cve": {
"affected": [
{
"affectedData": [
{
"defaultStatus": "unaffected",
"product": "PingFederate",
"vendor": "Ping Identity",
"versions": [
{
"lessThanOrEqual": "11.3.2",
"status": "affected",
"version": "11.3.0",
"versionType": "custom"
}
]
}
],
"source": "responsible-disclosure@pingidentity.com"
},
{
"affectedData": [
{
"cpes": [
"cpe:2.3:a:pingidentity:pingfederate:*:*:*:*:*:*:*:*"
],
"defaultStatus": "unaffected",
"product": "pingfederate",
"vendor": "pingidentity",
"versions": [
{
"lessThanOrEqual": "11.3.2",
"status": "affected",
"version": "11.3.0",
"versionType": "custom"
}
]
}
],
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0"
}
],
"configurations": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:a:pingidentity:pingfederate:11.3.0:*:*:*:*:*:*:*",
"matchCriteriaId": "D4DEF0BF-4C46-4386-8C46-3687A644A47B",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "Authentication\u00a0bypass when an OAuth2 Client is using client_secret_jwt as its authentication method on affected 11.3 versions via specially crafted requests.\n"
},
{
"lang": "es",
"value": "Omisi\u00f3n de autenticaci\u00f3n cuando un cliente OAuth2 utiliza client_secret_jwt como m\u00e9todo de autenticaci\u00f3n en las versiones 11.3 afectadas a trav\u00e9s de solicitudes especialmente manipuladas."
}
],
"id": "CVE-2023-40545",
"lastModified": "2026-06-17T06:18:23.820",
"metrics": {
"cvssMetricV31": [
{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 8.8,
"baseSeverity": "HIGH",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "LOW",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
"version": "3.1"
},
"exploitabilityScore": 2.8,
"impactScore": 5.9,
"source": "responsible-disclosure@pingidentity.com",
"type": "Secondary"
},
{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 9.8,
"baseSeverity": "CRITICAL",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
"version": "3.1"
},
"exploitabilityScore": 3.9,
"impactScore": 5.9,
"source": "nvd@nist.gov",
"type": "Primary"
}
],
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"id": "CVE-2023-40545",
"options": [
{
"exploitation": "none"
},
{
"automatable": "no"
},
{
"technicalImpact": "total"
}
],
"role": "CISA Coordinator",
"timestamp": "2024-08-22T16:50:41.466461Z",
"version": "2.0.3"
}
}
]
},
"published": "2024-02-06T18:15:58.470",
"references": [
{
"source": "responsible-disclosure@pingidentity.com",
"tags": [
"Release Notes"
],
"url": "https://docs.pingidentity.com/r/en-us/pingfederate-113/hro1701116403236"
},
{
"source": "responsible-disclosure@pingidentity.com",
"tags": [
"Permissions Required"
],
"url": "https://support.pingidentity.com/s/article/SECADV040-PingFederate-OAuth-Client-Authentication-Bypass"
},
{
"source": "responsible-disclosure@pingidentity.com",
"tags": [
"Release Notes"
],
"url": "https://www.pingidentity.com/en/resources/downloads/pingfederate/previous-releases.html"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Release Notes"
],
"url": "https://docs.pingidentity.com/r/en-us/pingfederate-113/hro1701116403236"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Permissions Required"
],
"url": "https://support.pingidentity.com/s/article/SECADV040-PingFederate-OAuth-Client-Authentication-Bypass"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Release Notes"
],
"url": "https://www.pingidentity.com/en/resources/downloads/pingfederate/previous-releases.html"
}
],
"sourceIdentifier": "responsible-disclosure@pingidentity.com",
"vulnStatus": "Modified",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-306"
}
],
"source": "responsible-disclosure@pingidentity.com",
"type": "Secondary"
},
{
"description": [
{
"lang": "en",
"value": "CWE-306"
}
],
"source": "nvd@nist.gov",
"type": "Primary"
}
]
}
},
"vulnrichment": {
"containers": {
"adp": [
{
"providerMetadata": {
"dateUpdated": "2024-08-02T18:38:50.649Z",
"orgId": "af854a3a-2127-422b-91ae-364da2661108",
"shortName": "CVE"
},
"references": [
{
"tags": [
"x_transferred"
],
"url": "https://support.pingidentity.com/s/article/SECADV040-PingFederate-OAuth-Client-Authentication-Bypass"
},
{
"tags": [
"x_transferred"
],
"url": "https://www.pingidentity.com/en/resources/downloads/pingfederate/previous-releases.html"
},
{
"tags": [
"x_transferred"
],
"url": "https://docs.pingidentity.com/r/en-us/pingfederate-113/hro1701116403236"
}
],
"title": "CVE Program Container"
},
{
"affected": [
{
"cpes": [
"cpe:2.3:a:pingidentity:pingfederate:*:*:*:*:*:*:*:*"
],
"defaultStatus": "unaffected",
"product": "pingfederate",
"vendor": "pingidentity",
"versions": [
{
"lessThanOrEqual": "11.3.2",
"status": "affected",
"version": "11.3.0",
"versionType": "custom"
}
]
}
],
"metrics": [
{
"other": {
"content": {
"id": "CVE-2023-40545",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "no"
},
{
"Technical Impact": "total"
}
],
"role": "CISA Coordinator",
"timestamp": "2024-08-22T16:50:41.466461Z",
"version": "2.0.3"
},
"type": "ssvc"
}
}
],
"providerMetadata": {
"dateUpdated": "2024-08-22T16:53:06.960Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"title": "CISA ADP Vulnrichment"
}
],
"cna": {
"affected": [
{
"defaultStatus": "unaffected",
"product": "PingFederate",
"vendor": "Ping Identity",
"versions": [
{
"lessThanOrEqual": "11.3.2",
"status": "affected",
"version": "11.3.0",
"versionType": "custom"
}
]
}
],
"descriptions": [
{
"lang": "en",
"supportingMedia": [
{
"base64": false,
"type": "text/html",
"value": "\u003cspan style=\"background-color: rgb(255, 255, 255);\"\u003eAuthentication\u0026nbsp;bypass when an OAuth2 Client is using client_secret_jwt as its authentication method on affected 11.3 versions via specially crafted requests.\u003c/span\u003e\u003cbr\u003e"
}
],
"value": "Authentication\u00a0bypass when an OAuth2 Client is using client_secret_jwt as its authentication method on affected 11.3 versions via specially crafted requests.\n"
}
],
"impacts": [
{
"capecId": "CAPEC-115",
"descriptions": [
{
"lang": "en",
"value": "CAPEC-115 Authentication Bypass"
}
]
}
],
"metrics": [
{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 8.8,
"baseSeverity": "HIGH",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "LOW",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
"version": "3.1"
},
"format": "CVSS",
"scenarios": [
{
"lang": "en",
"value": "GENERAL"
}
]
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-306",
"description": "CWE-306 Missing Authentication for Critical Function",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2024-02-06T17:28:00.505Z",
"orgId": "5998a2e9-ae88-42cd-b6e0-7564fd979f9e",
"shortName": "Ping Identity"
},
"references": [
{
"url": "https://support.pingidentity.com/s/article/SECADV040-PingFederate-OAuth-Client-Authentication-Bypass"
},
{
"url": "https://www.pingidentity.com/en/resources/downloads/pingfederate/previous-releases.html"
},
{
"url": "https://docs.pingidentity.com/r/en-us/pingfederate-113/hro1701116403236"
}
],
"source": {
"advisory": "SECADV040",
"defect": [
"PF-34645"
],
"discovery": "UNKNOWN"
},
"title": "PingFederate OAuth client_secret_jwt Authentication Bypass",
"x_generator": {
"engine": "Vulnogram 0.1.0-dev"
}
}
},
"cveMetadata": {
"assignerOrgId": "5998a2e9-ae88-42cd-b6e0-7564fd979f9e",
"assignerShortName": "Ping Identity",
"cveId": "CVE-2023-40545",
"datePublished": "2024-02-06T17:27:42.361Z",
"dateReserved": "2023-08-25T16:59:38.674Z",
"dateUpdated": "2024-08-22T16:53:12.079Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.1"
}
}
}
Loading…
Loading…
Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
Loading…
The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
Loading…
Related by attack behaviour
Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.
Loading…