CVE-2022-3320 (GCVE-0-2022-3320)
Vulnerability from cvelistv5 – Published: 2022-10-28 09:30 – Updated: 2025-05-05 14:31
VLAI
EPSS
VEX
Title
Bypassing Cloudflare Zero Trust policies using warp-cli set-custom-endpoint command
Summary
It was possible to bypass policies configured for Zero Trust Secure Web Gateway by using warp-cli 'set-custom-endpoint' subcommand. Using this command with an unreachable endpoint caused the WARP Client to disconnect and allowed bypassing administrative restrictions on a Zero Trust enrolled endpoint.
Severity
6.7 (Medium)
SSVC
Exploitation: none
Automatable: no
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2025-05-05 14:31 UTC
CWE
- CWE-862 - Missing Authorization
Assigner
References
1 reference
Impacted products
3 products
| Vendor | Product | Version | CPE status | |
|---|---|---|---|---|
| Cloudflare | WARP |
Affected:
0 , < 2022.8.857.0
(semver)
|
guessed | |
| Cloudflare | WARP |
Affected:
0 , < 2022.8.936
(semver)
|
guessed | |
| Cloudflare | WARP |
Affected:
0 , < 2022.8.861.0
(semver)
|
guessed |
{
"containers": {
"adp": [
{
"providerMetadata": {
"dateUpdated": "2024-08-03T01:07:06.479Z",
"orgId": "af854a3a-2127-422b-91ae-364da2661108",
"shortName": "CVE"
},
"references": [
{
"tags": [
"x_transferred"
],
"url": "https://github.com/cloudflare/advisories/security/advisories/GHSA-3868-hwjx-r5xf"
}
],
"title": "CVE Program Container"
},
{
"metrics": [
{
"other": {
"content": {
"id": "CVE-2022-3320",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "no"
},
{
"Technical Impact": "partial"
}
],
"role": "CISA Coordinator",
"timestamp": "2025-05-05T14:31:25.334812Z",
"version": "2.0.3"
},
"type": "ssvc"
}
}
],
"providerMetadata": {
"dateUpdated": "2025-05-05T14:31:37.743Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"title": "CISA ADP Vulnrichment"
}
],
"cna": {
"affected": [
{
"defaultStatus": "unaffected",
"platforms": [
"Windows"
],
"product": "WARP",
"vendor": "Cloudflare",
"versions": [
{
"lessThan": "2022.8.857.0",
"status": "affected",
"version": "0",
"versionType": "semver"
}
]
},
{
"defaultStatus": "unaffected",
"platforms": [
"Linux"
],
"product": "WARP",
"vendor": "Cloudflare",
"versions": [
{
"lessThan": "2022.8.936",
"status": "affected",
"version": "0",
"versionType": "semver"
}
]
},
{
"defaultStatus": "unaffected",
"platforms": [
"MacOS"
],
"product": "WARP",
"vendor": "Cloudflare",
"versions": [
{
"lessThan": "2022.8.861.0",
"status": "affected",
"version": "0",
"versionType": "semver"
}
]
}
],
"configurations": [
{
"lang": "en",
"supportingMedia": [
{
"base64": false,
"type": "text/html",
"value": "Endpoint enrolled on Cloudflare Zero Trust (Cloudflare One)\u003cbr\u003e"
}
],
"value": "Endpoint enrolled on Cloudflare Zero Trust (Cloudflare One)\n"
}
],
"credits": [
{
"lang": "en",
"type": "finder",
"user": "00000000-0000-4000-9000-000000000000",
"value": "suzuka (HackerOne researcher)"
}
],
"descriptions": [
{
"lang": "en",
"supportingMedia": [
{
"base64": false,
"type": "text/html",
"value": "\u003ctable\u003e\u003ctbody\u003e\u003ctr\u003e\u003ctd\u003e\u003cdiv\u003e\u003cp\u003eIt was possible to bypass policies configured for Zero Trust Secure Web Gateway by using warp-cli \u0027set-custom-endpoint\u0027 subcommand. Using this command with an unreachable endpoint caused the WARP Client to disconnect and allowed bypassing administrative restrictions on a Zero Trust enrolled endpoint. \u003c/p\u003e\u003c/div\u003e\u003c/td\u003e\u003c/tr\u003e\u003c/tbody\u003e\u003c/table\u003e\u003cbr\u003e\u003cbr\u003e"
}
],
"value": "It was possible to bypass policies configured for Zero Trust Secure Web Gateway by using warp-cli \u0027set-custom-endpoint\u0027 subcommand. Using this command with an unreachable endpoint caused the WARP Client to disconnect and allowed bypassing administrative restrictions on a Zero Trust enrolled endpoint. \n\n\n\n\n\n"
}
],
"impacts": [
{
"capecId": "CAPEC-122",
"descriptions": [
{
"lang": "en",
"value": "CAPEC-122 Privilege Abuse"
}
]
},
{
"capecId": "CAPEC-554",
"descriptions": [
{
"lang": "en",
"value": "CAPEC-554 Functionality Bypass"
}
]
}
],
"metrics": [
{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "LOCAL",
"availabilityImpact": "LOW",
"baseScore": 6.7,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "NONE",
"integrityImpact": "HIGH",
"privilegesRequired": "LOW",
"scope": "CHANGED",
"userInteraction": "REQUIRED",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:C/C:N/I:H/A:L",
"version": "3.1"
},
"format": "CVSS",
"scenarios": [
{
"lang": "en",
"value": "GENERAL"
}
]
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-862",
"description": "CWE-862 Missing Authorization",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2022-10-28T10:02:20.129Z",
"orgId": "a22f1246-ba21-4bb4-a601-ad51614c1513",
"shortName": "cloudflare"
},
"references": [
{
"url": "https://github.com/cloudflare/advisories/security/advisories/GHSA-3868-hwjx-r5xf"
}
],
"solutions": [
{
"lang": "en",
"supportingMedia": [
{
"base64": false,
"type": "text/html",
"value": "Upgrade to specified patched versions.\u003cbr\u003e"
}
],
"value": "Upgrade to specified patched versions.\n"
}
],
"source": {
"advisory": "GHSA-3868-hwjx-r5xf",
"discovery": "EXTERNAL"
},
"title": "Bypassing Cloudflare Zero Trust policies using warp-cli set-custom-endpoint command",
"x_generator": {
"engine": "Vulnogram 0.1.0-dev"
}
}
},
"cveMetadata": {
"assignerOrgId": "a22f1246-ba21-4bb4-a601-ad51614c1513",
"assignerShortName": "cloudflare",
"cveId": "CVE-2022-3320",
"datePublished": "2022-10-28T09:30:17.600Z",
"dateReserved": "2022-09-26T16:40:57.968Z",
"dateUpdated": "2025-05-05T14:31:37.743Z",
"requesterUserId": "25b7b156-39bf-4f6b-8c25-8bc69c5c5e82",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.1",
"vulnerability-lookup:meta": {
"epss": {
"cve": "CVE-2022-3320",
"date": "2026-10-01",
"epss": "0.00403",
"percentile": "0.32176"
},
"nvd": {
"cve": {
"affected": [
{
"affectedData": [
{
"defaultStatus": "unaffected",
"platforms": [
"Windows"
],
"product": "WARP",
"vendor": "Cloudflare",
"versions": [
{
"lessThan": "2022.8.857.0",
"status": "affected",
"version": "0",
"versionType": "semver"
}
]
},
{
"defaultStatus": "unaffected",
"platforms": [
"Linux"
],
"product": "WARP",
"vendor": "Cloudflare",
"versions": [
{
"lessThan": "2022.8.936",
"status": "affected",
"version": "0",
"versionType": "semver"
}
]
},
{
"defaultStatus": "unaffected",
"platforms": [
"MacOS"
],
"product": "WARP",
"vendor": "Cloudflare",
"versions": [
{
"lessThan": "2022.8.861.0",
"status": "affected",
"version": "0",
"versionType": "semver"
}
]
}
],
"source": "cna@cloudflare.com"
}
],
"configurations": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:a:cloudflare:warp:*:*:*:*:*:windows:*:*",
"matchCriteriaId": "AAB94EB7-CA3D-4345-9EEA-025B37A74FCC",
"versionEndExcluding": "2022.8.857.0",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:cloudflare:warp:*:*:*:*:*:macos:*:*",
"matchCriteriaId": "FA67829C-C462-41EE-B93C-B1F33FA115EA",
"versionEndExcluding": "2022.8.861.0",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:cloudflare:warp:*:*:*:*:*:linux_kernel:*:*",
"matchCriteriaId": "1EE9B828-FE65-41C0-BA15-19C09EC33D88",
"versionEndExcluding": "2022.8.936",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "It was possible to bypass policies configured for Zero Trust Secure Web Gateway by using warp-cli \u0027set-custom-endpoint\u0027 subcommand. Using this command with an unreachable endpoint caused the WARP Client to disconnect and allowed bypassing administrative restrictions on a Zero Trust enrolled endpoint. \n\n\n\n\n\n"
},
{
"lang": "es",
"value": "Era posible omitir las pol\u00edticas configuradas para Zero Trust Secure Web Gateway mediante el subcomando warp-cli \u0027set-custom-endpoint\u0027. El uso de este comando con un punto final inalcanzable provoc\u00f3 que el cliente WARP se desconectara y permiti\u00f3 eludir las restricciones administrativas en un punto final inscrito en Zero Trust.\n"
}
],
"id": "CVE-2022-3320",
"lastModified": "2026-06-17T04:59:17.980",
"metrics": {
"cvssMetricV31": [
{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "LOCAL",
"availabilityImpact": "LOW",
"baseScore": 6.7,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "NONE",
"integrityImpact": "HIGH",
"privilegesRequired": "LOW",
"scope": "CHANGED",
"userInteraction": "REQUIRED",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:C/C:N/I:H/A:L",
"version": "3.1"
},
"exploitabilityScore": 1.5,
"impactScore": 4.7,
"source": "cna@cloudflare.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-2022-3320",
"options": [
{
"exploitation": "none"
},
{
"automatable": "no"
},
{
"technicalImpact": "partial"
}
],
"role": "CISA Coordinator",
"timestamp": "2025-05-05T14:31:25.334812Z",
"version": "2.0.3"
}
}
]
},
"published": "2022-10-28T10:15:09.977",
"references": [
{
"source": "cna@cloudflare.com",
"tags": [
"Third Party Advisory"
],
"url": "https://github.com/cloudflare/advisories/security/advisories/GHSA-3868-hwjx-r5xf"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Third Party Advisory"
],
"url": "https://github.com/cloudflare/advisories/security/advisories/GHSA-3868-hwjx-r5xf"
}
],
"sourceIdentifier": "cna@cloudflare.com",
"vulnStatus": "Modified",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-862"
}
],
"source": "cna@cloudflare.com",
"type": "Secondary"
},
{
"description": [
{
"lang": "en",
"value": "CWE-862"
}
],
"source": "nvd@nist.gov",
"type": "Primary"
}
]
}
},
"redhat_vex": {
"current_release_date": "2025-05-29T01:19:04+00:00",
"cve": "CVE-2022-3320",
"id": "CVE-2022-3320",
"initial_release_date": "2022-01-01T00:00:00+00:00",
"product_status:known_not_affected": "1",
"source": "Red Hat CSAF VEX",
"status": "final",
"title": "Bypassing Cloudflare Zero Trust policies using warp-cli set-custom-endpoint command",
"url": "https://security.access.redhat.com/data/csaf/v2/vex/2022/cve-2022-3320.json",
"version": "3"
},
"vulnrichment": {
"containers": {
"adp": [
{
"providerMetadata": {
"dateUpdated": "2024-08-03T01:07:06.479Z",
"orgId": "af854a3a-2127-422b-91ae-364da2661108",
"shortName": "CVE"
},
"references": [
{
"tags": [
"x_transferred"
],
"url": "https://github.com/cloudflare/advisories/security/advisories/GHSA-3868-hwjx-r5xf"
}
],
"title": "CVE Program Container"
},
{
"metrics": [
{
"other": {
"content": {
"id": "CVE-2022-3320",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "no"
},
{
"Technical Impact": "partial"
}
],
"role": "CISA Coordinator",
"timestamp": "2025-05-05T14:31:25.334812Z",
"version": "2.0.3"
},
"type": "ssvc"
}
}
],
"providerMetadata": {
"dateUpdated": "2025-05-05T14:31:30.308Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"title": "CISA ADP Vulnrichment"
}
],
"cna": {
"affected": [
{
"defaultStatus": "unaffected",
"platforms": [
"Windows"
],
"product": "WARP",
"vendor": "Cloudflare",
"versions": [
{
"lessThan": "2022.8.857.0",
"status": "affected",
"version": "0",
"versionType": "semver"
}
]
},
{
"defaultStatus": "unaffected",
"platforms": [
"Linux"
],
"product": "WARP",
"vendor": "Cloudflare",
"versions": [
{
"lessThan": "2022.8.936",
"status": "affected",
"version": "0",
"versionType": "semver"
}
]
},
{
"defaultStatus": "unaffected",
"platforms": [
"MacOS"
],
"product": "WARP",
"vendor": "Cloudflare",
"versions": [
{
"lessThan": "2022.8.861.0",
"status": "affected",
"version": "0",
"versionType": "semver"
}
]
}
],
"configurations": [
{
"lang": "en",
"supportingMedia": [
{
"base64": false,
"type": "text/html",
"value": "Endpoint enrolled on Cloudflare Zero Trust (Cloudflare One)\u003cbr\u003e"
}
],
"value": "Endpoint enrolled on Cloudflare Zero Trust (Cloudflare One)\n"
}
],
"credits": [
{
"lang": "en",
"type": "finder",
"user": "00000000-0000-4000-9000-000000000000",
"value": "suzuka (HackerOne researcher)"
}
],
"descriptions": [
{
"lang": "en",
"supportingMedia": [
{
"base64": false,
"type": "text/html",
"value": "\u003ctable\u003e\u003ctbody\u003e\u003ctr\u003e\u003ctd\u003e\u003cdiv\u003e\u003cp\u003eIt was possible to bypass policies configured for Zero Trust Secure Web Gateway by using warp-cli \u0027set-custom-endpoint\u0027 subcommand. Using this command with an unreachable endpoint caused the WARP Client to disconnect and allowed bypassing administrative restrictions on a Zero Trust enrolled endpoint. \u003c/p\u003e\u003c/div\u003e\u003c/td\u003e\u003c/tr\u003e\u003c/tbody\u003e\u003c/table\u003e\u003cbr\u003e\u003cbr\u003e"
}
],
"value": "It was possible to bypass policies configured for Zero Trust Secure Web Gateway by using warp-cli \u0027set-custom-endpoint\u0027 subcommand. Using this command with an unreachable endpoint caused the WARP Client to disconnect and allowed bypassing administrative restrictions on a Zero Trust enrolled endpoint. \n\n\n\n\n\n"
}
],
"impacts": [
{
"capecId": "CAPEC-122",
"descriptions": [
{
"lang": "en",
"value": "CAPEC-122 Privilege Abuse"
}
]
},
{
"capecId": "CAPEC-554",
"descriptions": [
{
"lang": "en",
"value": "CAPEC-554 Functionality Bypass"
}
]
}
],
"metrics": [
{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "LOCAL",
"availabilityImpact": "LOW",
"baseScore": 6.7,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "NONE",
"integrityImpact": "HIGH",
"privilegesRequired": "LOW",
"scope": "CHANGED",
"userInteraction": "REQUIRED",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:C/C:N/I:H/A:L",
"version": "3.1"
},
"format": "CVSS",
"scenarios": [
{
"lang": "en",
"value": "GENERAL"
}
]
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-862",
"description": "CWE-862 Missing Authorization",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2022-10-28T10:02:20.129Z",
"orgId": "a22f1246-ba21-4bb4-a601-ad51614c1513",
"shortName": "cloudflare"
},
"references": [
{
"url": "https://github.com/cloudflare/advisories/security/advisories/GHSA-3868-hwjx-r5xf"
}
],
"solutions": [
{
"lang": "en",
"supportingMedia": [
{
"base64": false,
"type": "text/html",
"value": "Upgrade to specified patched versions.\u003cbr\u003e"
}
],
"value": "Upgrade to specified patched versions.\n"
}
],
"source": {
"advisory": "GHSA-3868-hwjx-r5xf",
"discovery": "EXTERNAL"
},
"title": "Bypassing Cloudflare Zero Trust policies using warp-cli set-custom-endpoint command",
"x_generator": {
"engine": "Vulnogram 0.1.0-dev"
}
}
},
"cveMetadata": {
"assignerOrgId": "a22f1246-ba21-4bb4-a601-ad51614c1513",
"assignerShortName": "cloudflare",
"cveId": "CVE-2022-3320",
"datePublished": "2022-10-28T09:30:17.600Z",
"dateReserved": "2022-09-26T16:40:57.968Z",
"dateUpdated": "2025-05-05T14:31:37.743Z",
"requesterUserId": "25b7b156-39bf-4f6b-8c25-8bc69c5c5e82",
"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…
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…