FKIE_CVE-2023-28800
Vulnerability from fkie_nvd - Published: 2023-06-22 20:15 - Updated: 2026-06-17 05:48
Severity
8.1 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N
6.1 (Medium) - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
6.1 (Medium) - CVSS:3.1/
Summary
When using local accounts for administration, the redirect url parameter was not encoded correctly, allowing for an XSS attack providing admin login.
References
Impacted products
| Vendor | Product | Version | |
|---|---|---|---|
| zscaler | client_connector | * | |
| zscaler | client_connector | * | |
| zscaler | client_connector | * | |
| zscaler | client_connector | * | |
| zscaler | client_connector | * | |
| zscaler | client_connector | * |
{
"affected": [
{
"affectedData": [
{
"defaultStatus": "unaffected",
"product": "Client Connector",
"vendor": "Zscaler",
"versions": [
{
"lessThan": "3.9 Mac, 3.7 Win, 1.9.3 iOS, 1.10.2 Android, 1.10.1 Chrome OS, 1.4 Linux",
"status": "affected",
"version": "0",
"versionType": "custom"
}
]
}
],
"source": "cve@zscaler.com"
}
],
"configurations": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:a:zscaler:client_connector:*:*:*:*:*:linux:*:*",
"matchCriteriaId": "904F4E73-6782-4AD8-8521-FEB473BF11CF",
"versionEndExcluding": "1.4",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:zscaler:client_connector:*:*:*:*:*:iphone_os:*:*",
"matchCriteriaId": "8580E274-19E5-454B-9FA4-F79D6E67C244",
"versionEndExcluding": "1.9.3",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:zscaler:client_connector:*:*:*:*:*:chrome_os:*:*",
"matchCriteriaId": "1A4B24E4-D317-4D64-8BBC-EF86290F812C",
"versionEndExcluding": "1.10.1",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:zscaler:client_connector:*:*:*:*:*:android:*:*",
"matchCriteriaId": "753A378D-ECC2-4CBD-B142-58F413AF5497",
"versionEndExcluding": "1.10.2",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:zscaler:client_connector:*:*:*:*:*:windows:*:*",
"matchCriteriaId": "B549DC33-2238-4356-8079-A7D18323255E",
"versionEndExcluding": "3.7",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:zscaler:client_connector:*:*:*:*:*:macos:*:*",
"matchCriteriaId": "A2D8B3BE-B451-4596-8FDB-BD43BC2BB923",
"versionEndExcluding": "3.9",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "When using local accounts for administration, the redirect url parameter was not encoded correctly, allowing for an XSS attack providing admin login."
}
],
"id": "CVE-2023-28800",
"lastModified": "2026-06-17T05:48:47.937",
"metrics": {
"cvssMetricV31": [
{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 8.1,
"baseSeverity": "HIGH",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "REQUIRED",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N",
"version": "3.1"
},
"exploitabilityScore": 2.8,
"impactScore": 5.2,
"source": "cve@zscaler.com",
"type": "Secondary"
},
{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 6.1,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "LOW",
"integrityImpact": "LOW",
"privilegesRequired": "NONE",
"scope": "CHANGED",
"userInteraction": "REQUIRED",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N",
"version": "3.1"
},
"exploitabilityScore": 2.8,
"impactScore": 2.7,
"source": "nvd@nist.gov",
"type": "Primary"
}
],
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"id": "CVE-2023-28800",
"options": [
{
"exploitation": "none"
},
{
"automatable": "no"
},
{
"technicalImpact": "total"
}
],
"role": "CISA Coordinator",
"timestamp": "2024-12-06T15:13:27.564632Z",
"version": "2.0.3"
}
}
]
},
"published": "2023-06-22T20:15:09.373",
"references": [
{
"source": "cve@zscaler.com",
"tags": [
"Release Notes"
],
"url": "https://help.zscaler.com/client-connector/client-connector-app-release-summary-2022?applicable_category=Linux\u0026applicable_version=1.4\u0026deployment_date=2022-10-31\u0026id=1420246"
},
{
"source": "cve@zscaler.com",
"tags": [
"Release Notes"
],
"url": "https://help.zscaler.com/client-connector/client-connector-app-release-summary-2023?applicable_category=Android\u0026applicable_version=1.10.2\u0026deployment_date=2023-03-09\u0026id=1447706"
},
{
"source": "cve@zscaler.com",
"tags": [
"Release Notes"
],
"url": "https://help.zscaler.com/client-connector/client-connector-app-release-summary-2023?applicable_category=Chrome%20OS\u0026applicable_version=1.10.1\u0026deployment_date=2023-03-10\u0026id=1447771"
},
{
"source": "cve@zscaler.com",
"tags": [
"Release Notes"
],
"url": "https://help.zscaler.com/client-connector/client-connector-app-release-summary-2023?applicable_category=iOS\u0026applicable_version=1.9.3\u0026deployment_date=2023-03-03\u0026id=1447071"
},
{
"source": "cve@zscaler.com",
"tags": [
"Release Notes"
],
"url": "https://help.zscaler.com/client-connector/client-connector-app-release-summary-2023?applicable_category=macOS\u0026applicable_version=3.9\u0026deployment_date=2023-01-25\u0026id=1443546"
},
{
"source": "cve@zscaler.com",
"tags": [
"Release Notes"
],
"url": "https://help.zscaler.com/zscaler-client-connector/client-connector-app-release-summary-2021?applicable_category=Windows\u0026applicable_version=3.7\u0026deployment_date=2021-11-26\u0026id=1386541"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Release Notes"
],
"url": "https://help.zscaler.com/client-connector/client-connector-app-release-summary-2022?applicable_category=Linux\u0026applicable_version=1.4\u0026deployment_date=2022-10-31\u0026id=1420246"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Release Notes"
],
"url": "https://help.zscaler.com/client-connector/client-connector-app-release-summary-2023?applicable_category=Android\u0026applicable_version=1.10.2\u0026deployment_date=2023-03-09\u0026id=1447706"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Release Notes"
],
"url": "https://help.zscaler.com/client-connector/client-connector-app-release-summary-2023?applicable_category=Chrome%20OS\u0026applicable_version=1.10.1\u0026deployment_date=2023-03-10\u0026id=1447771"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Release Notes"
],
"url": "https://help.zscaler.com/client-connector/client-connector-app-release-summary-2023?applicable_category=iOS\u0026applicable_version=1.9.3\u0026deployment_date=2023-03-03\u0026id=1447071"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Release Notes"
],
"url": "https://help.zscaler.com/client-connector/client-connector-app-release-summary-2023?applicable_category=macOS\u0026applicable_version=3.9\u0026deployment_date=2023-01-25\u0026id=1443546"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Release Notes"
],
"url": "https://help.zscaler.com/zscaler-client-connector/client-connector-app-release-summary-2021?applicable_category=Windows\u0026applicable_version=3.7\u0026deployment_date=2021-11-26\u0026id=1386541"
}
],
"sourceIdentifier": "cve@zscaler.com",
"vulnStatus": "Modified",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-79"
}
],
"source": "cve@zscaler.com",
"type": "Secondary"
},
{
"description": [
{
"lang": "en",
"value": "CWE-79"
}
],
"source": "nvd@nist.gov",
"type": "Primary"
}
]
}
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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.
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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.
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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.
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