FKIE_CVE-2026-20315
Vulnerability from fkie_nvd - Published: 2026-08-19 17:18 - Updated: 2026-08-20 19:16
Severity
Summary
As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Secure Workload engineering team has conducted a comprehensive internal security review. This review resulted in a software hardening release that addresses multiple internally discovered vulnerabilities.
The vulnerabilities tracked by CVE-2026-20315 are related to improper access control issues that are grouped under the Common Weakness Enumeration (CWE) CWE-284.
References
Impacted products
| Vendor | Product | Version |
|---|
{
"affected": [
{
"affectedData": [
{
"defaultStatus": "unknown",
"product": "Cisco Secure Workload",
"vendor": "Cisco",
"versions": [
{
"status": "affected",
"version": "2.2.1.41"
},
{
"status": "affected",
"version": "3.2.1.18"
},
{
"status": "affected",
"version": "3.3.2.50"
},
{
"status": "affected",
"version": "3.4.1.28"
},
{
"status": "affected",
"version": "3.4.1.34"
},
{
"status": "affected",
"version": "2.3.1.45"
},
{
"status": "affected",
"version": "2.3.1.41"
},
{
"status": "affected",
"version": "3.3.2.28"
},
{
"status": "affected",
"version": "3.1.1.59"
},
{
"status": "affected",
"version": "2.0.2.20"
},
{
"status": "affected",
"version": "2.1.1.33"
},
{
"status": "affected",
"version": "2.1.1.29"
},
{
"status": "affected",
"version": "3.2.1.28"
},
{
"status": "affected",
"version": "3.4.1.35"
},
{
"status": "affected",
"version": "3.1.1.65"
},
{
"status": "affected",
"version": "3.1.1.67"
},
{
"status": "affected",
"version": "2.0.1.34"
},
{
"status": "affected",
"version": "2.3.1.49"
},
{
"status": "affected",
"version": "2.2.1.39"
},
{
"status": "affected",
"version": "3.4.1.19"
},
{
"status": "affected",
"version": "3.3.2.23"
},
{
"status": "affected",
"version": "3.1.1.61"
},
{
"status": "affected",
"version": "3.1.1.54"
},
{
"status": "affected",
"version": "3.5.1.17"
},
{
"status": "affected",
"version": "3.3.2.33"
},
{
"status": "affected",
"version": "3.5.1.1"
},
{
"status": "affected",
"version": "2.3.1.53"
},
{
"status": "affected",
"version": "3.5.1.20"
},
{
"status": "affected",
"version": "3.5.1.30"
},
{
"status": "affected",
"version": "3.3.2.16"
},
{
"status": "affected",
"version": "3.1.1.55"
},
{
"status": "affected",
"version": "3.4.1.6"
},
{
"status": "affected",
"version": "2.3.1.50"
},
{
"status": "affected",
"version": "2.3.1.52"
},
{
"status": "affected",
"version": "3.2.1.19"
},
{
"status": "affected",
"version": "2.2.1.35"
},
{
"status": "affected",
"version": "3.1.1.53"
},
{
"status": "affected",
"version": "3.1.1.70"
},
{
"status": "affected",
"version": "3.2.1.20"
},
{
"status": "affected",
"version": "3.5.1.2"
},
{
"status": "affected",
"version": "1.103.1.12"
},
{
"status": "affected",
"version": "2.3.1.51"
},
{
"status": "affected",
"version": "3.3.2.42"
},
{
"status": "affected",
"version": "3.4.1.1"
},
{
"status": "affected",
"version": "3.3.2.12"
},
{
"status": "affected",
"version": "2.1.1.31"
},
{
"status": "affected",
"version": "3.5.1.23"
},
{
"status": "affected",
"version": "3.3.2.53"
},
{
"status": "affected",
"version": "3.4.1.14"
},
{
"status": "affected",
"version": "3.3.2.2"
},
{
"status": "affected",
"version": "3.4.1.20"
},
{
"status": "affected",
"version": "3.3.2.35"
},
{
"status": "affected",
"version": "2.2.1.34"
},
{
"status": "affected",
"version": "1.102.21"
},
{
"status": "affected",
"version": "3.3.2.5"
},
{
"status": "affected",
"version": "3.5.1.31"
},
{
"status": "affected",
"version": "3.6.1.5"
},
{
"status": "affected",
"version": "3.2.1.31"
},
{
"status": "affected",
"version": "3.5.1.37"
},
{
"status": "affected",
"version": "3.4.1.40"
},
{
"status": "affected",
"version": "3.6.1.17"
},
{
"status": "affected",
"version": "3.6.1.21"
},
{
"status": "affected",
"version": "3.2.1.32"
},
{
"status": "affected",
"version": "3.2.1.33"
},
{
"status": "affected",
"version": "3.6.1.35"
},
{
"status": "affected",
"version": "3.6.1.36"
},
{
"status": "affected",
"version": "3.7.1.5"
},
{
"status": "affected",
"version": "3.6.1.47"
},
{
"status": "affected",
"version": "3.7.1.22"
},
{
"status": "affected",
"version": "3.6.1.52"
},
{
"status": "affected",
"version": "3.7.1.39"
},
{
"status": "affected",
"version": "3.8.1.1"
},
{
"status": "affected",
"version": "3.7.1.51"
},
{
"status": "affected",
"version": "3.8.1.19"
},
{
"status": "affected",
"version": "3.8.1.36"
},
{
"status": "affected",
"version": "3.7.1.59"
},
{
"status": "affected",
"version": "3.8.1.39"
},
{
"status": "affected",
"version": "3.9.1.1"
},
{
"status": "affected",
"version": "3.9.1.10"
},
{
"status": "affected",
"version": "3.9.1.24"
},
{
"status": "affected",
"version": "3.9.1.25"
},
{
"status": "affected",
"version": "3.9.1.28"
},
{
"status": "affected",
"version": "3.9.1.38"
},
{
"status": "affected",
"version": "3.8.1.53"
},
{
"status": "affected",
"version": "3.9.1.52"
},
{
"status": "affected",
"version": "3.10.1.1"
},
{
"status": "affected",
"version": "3.9.1.64"
},
{
"status": "affected",
"version": "3.10.2.11"
},
{
"status": "affected",
"version": "3.9.1.66"
},
{
"status": "affected",
"version": "3.10.3.19"
},
{
"status": "affected",
"version": "3.9.1.69"
},
{
"status": "affected",
"version": "3.10.4.8"
},
{
"status": "affected",
"version": "3.10.5.6"
},
{
"status": "affected",
"version": "4.0.1.1"
},
{
"status": "affected",
"version": "4.0.2.4"
},
{
"status": "affected",
"version": "4.0.2.5"
},
{
"status": "affected",
"version": "3.10.6.3"
},
{
"status": "affected",
"version": "3.10.7.4"
},
{
"status": "affected",
"version": "4.0.3.13"
},
{
"status": "affected",
"version": "4.0.3.17"
},
{
"status": "affected",
"version": "3.10.8.3"
}
]
}
],
"source": "psirt@cisco.com"
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "As part of Cisco\u0027s ongoing commitment to proactive security and product quality, the Cisco Secure Workload engineering team has conducted a comprehensive internal security review. This review resulted in a software hardening release that addresses multiple internally discovered vulnerabilities.\r\n\r\nThe vulnerabilities tracked by CVE-2026-20315 are related to improper access control issues that are grouped under the Common Weakness Enumeration (CWE) CWE-284."
}
],
"id": "CVE-2026-20315",
"lastModified": "2026-08-20T19:16:51.673",
"metrics": {
"cvssMetricV31": [
{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 10.0,
"baseSeverity": "CRITICAL",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "NONE",
"scope": "CHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H",
"version": "3.1"
},
"exploitabilityScore": 3.9,
"impactScore": 6.0,
"source": "psirt@cisco.com",
"type": "Secondary"
}
],
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"id": "CVE-2026-20315",
"options": [
{
"exploitation": "none"
},
{
"automatable": "yes"
},
{
"technicalImpact": "total"
}
],
"role": "CISA Coordinator",
"timestamp": "2026-08-20T03:56:21.828713Z",
"version": "2.0.3"
}
}
]
},
"published": "2026-08-19T17:18:39.813",
"references": [
{
"source": "psirt@cisco.com",
"url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-hardening-csw1-shSvndWP"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "https://www.cve.org/Media/News/item/blog/2026/06/16/Preserving-Vulnerability-Level-Identification"
}
],
"sourceIdentifier": "psirt@cisco.com",
"vulnStatus": "Awaiting Analysis",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-284"
}
],
"source": "psirt@cisco.com",
"type": "Secondary"
}
]
}
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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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