Vulnerability-Lookup

VAR-202011-1512

Vulnerability from variot - Updated: 2025-08-06 23:11

A vulnerability in the CLI of Cisco SD-WAN Software could allow an authenticated, local attacker to create or overwrite arbitrary files on an affected device, which could result in a denial of service (DoS) condition. The vulnerability is due to insufficient input validation for specific commands. An attacker could exploit this vulnerability by including crafted arguments to those specific commands. A successful exploit could allow the attacker to create or overwrite arbitrary files on the affected device, which could result in a DoS condition.Cisco has released software updates that address this vulnerability. There are no workarounds that address this vulnerability. Cisco Systems Cisco Catalyst SD-WAN Manager Exists in a past traversal vulnerability.Information is tampered with and service operation is interrupted (DoS) It may be in a state

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CVE-2020-26071 (GCVE-0-2020-26071)

Vulnerability from cvelistv5 – Published: 2024-11-18 16:05 – Updated: 2024-11-18 16:23

Title

Cisco SD-WAN vEdge Arbitrary File Creation Vulnerability

Summary

Severity

8.4 (High)


                        
                          CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:H/A:H/RL:X/RC:X/E:X

SSVC

Exploitation: none Automatable: no Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2024-11-18 16:23 UTC

CWE

CWE-22 - Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

Assigner

cisco mitre root Scorecard

References

1 reference

URL	Tags
https://sec.cloudapps.cisco.com/security/center/c…

Impacted products

4 products

Vendor	Product	Version
Cisco	Cisco Catalyst SD-WAN Manager	Affected: 20.1.12 Affected: 19.2.1 Affected: 18.4.4 Affected: 18.4.5 Affected: 20.1.1.1 Affected: 20.1.1 Affected: 19.3.0 Affected: 19.2.2 Affected: 19.2.099 Affected: 18.3.6 Affected: 18.3.7 Affected: 19.2.0 Affected: 18.3.8 Affected: 19.0.0 Affected: 19.1.0 Affected: 18.4.302 Affected: 18.4.303 Affected: 19.2.097 Affected: 19.2.098 Affected: 17.2.10 Affected: 18.3.6.1 Affected: 19.0.1a Affected: 18.2.0 Affected: 18.4.3 Affected: 18.4.1 Affected: 17.2.8 Affected: 18.3.3.1 Affected: 18.4.0 Affected: 18.3.1 Affected: 17.2.6 Affected: 17.2.9 Affected: 18.3.4 Affected: 17.2.5 Affected: 18.3.1.1 Affected: 18.3.5 Affected: 18.4.0.1 Affected: 18.3.3 Affected: 17.2.7 Affected: 17.2.4 Affected: 18.3.0 Affected: 19.2.3 Affected: 18.4.501_ES
Cisco	Cisco SD-WAN vContainer	Affected: 18.4.5 Affected: 20.1.12 Affected: 18.3.6 Affected: 19.2.1 Affected: 19.3.0 Affected: 20.1.1 Affected: 19.2.2 Affected: 18.3.8 Affected: 18.4.3 Affected: 18.4.4 Affected: 18.4.302 Affected: 19.1.0 Affected: 18.4.303 Affected: 19.2.0 Affected: 19.2.098 Affected: 17.2.10 Affected: 18.3.7 Affected: 18.3.1 Affected: 19.2.099 Affected: 19.2.097 Affected: 18.3.4 Affected: 18.2.0 Affected: 18.3.5 Affected: 18.4.1 Affected: 17.2.5 Affected: 17.2.7 Affected: 17.2.8 Affected: 17.2.9 Affected: 18.4.0 Affected: 17.2.6 Affected: 18.3.0 Affected: 17.2.4 Affected: 18.3.3 Affected: 19.2.3
Cisco	Cisco SD-WAN vEdge Cloud	Affected: 19.2.1 Affected: 20.1.12 Affected: 18.4.4 Affected: 19.3.0 Affected: 18.3.8 Affected: 19.2.2 Affected: 20.1.1 Affected: 18.3.6 Affected: 18.4.3 Affected: 18.4.302 Affected: 18.4.5 Affected: 18.4.303 Affected: 19.2.098 Affected: 19.1.0 Affected: 17.2.10 Affected: 19.0.1a Affected: 19.2.099 Affected: 18.3.7 Affected: 19.2.097 Affected: 18.3.1 Affected: 19.2.0 Affected: 17.2.9 Affected: 18.3.4 Affected: 18.2.0 Affected: 18.4.1 Affected: 17.2.5 Affected: 18.4.0 Affected: 18.3.5 Affected: 18.3.3 Affected: 17.2.7 Affected: 17.2.6 Affected: 17.2.8 Affected: 18.3.0 Affected: 17.2.4 Affected: 19.2.3
Cisco	Cisco SD-WAN vEdge Router	Affected: 18.4.303 Affected: 18.3.7 Affected: 19.3.0 Affected: 18.2.0 Affected: 20.1.12 Affected: 19.2.099 Affected: 17.2.10 Affected: 18.3.3 Affected: 18.3.6 Affected: 19.0.0 Affected: 17.2.6 Affected: 18.4.0 Affected: 19.1.01 Affected: 19.2.098 Affected: 18.3.1 Affected: 18.4.302 Affected: 19.2.2 Affected: 18.3.5 Affected: 17.2.9 Affected: 19.1.0 Affected: 20.1.11 Affected: 19.2.097 Affected: 18.4.5 Affected: 17.2.5 Affected: 17.2.8 Affected: 18.3.8 Affected: 18.3.0 Affected: 18.4.3 Affected: 18.4.4 Affected: 19.2.1 Affected: 17.2.4 Affected: 18.3.4 Affected: 19.0.1a Affected: 20.1.1 Affected: 17.2.7 Affected: 18.4.1 Affected: 19.2.0 Affected: 19.2.3

Show details on NVD website

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              "version": "19.2.099"
            },
            {
              "status": "affected",
              "version": "17.2.10"
            },
            {
              "status": "affected",
              "version": "18.3.3"
            },
            {
              "status": "affected",
              "version": "18.3.6"
            },
            {
              "status": "affected",
              "version": "19.0.0"
            },
            {
              "status": "affected",
              "version": "17.2.6"
            },
            {
              "status": "affected",
              "version": "18.4.0"
            },
            {
              "status": "affected",
              "version": "19.1.01"
            },
            {
              "status": "affected",
              "version": "19.2.098"
            },
            {
              "status": "affected",
              "version": "18.3.1"
            },
            {
              "status": "affected",
              "version": "18.4.302"
            },
            {
              "status": "affected",
              "version": "19.2.2"
            },
            {
              "status": "affected",
              "version": "18.3.5"
            },
            {
              "status": "affected",
              "version": "17.2.9"
            },
            {
              "status": "affected",
              "version": "19.1.0"
            },
            {
              "status": "affected",
              "version": "20.1.11"
            },
            {
              "status": "affected",
              "version": "19.2.097"
            },
            {
              "status": "affected",
              "version": "18.4.5"
            },
            {
              "status": "affected",
              "version": "17.2.5"
            },
            {
              "status": "affected",
              "version": "17.2.8"
            },
            {
              "status": "affected",
              "version": "18.3.8"
            },
            {
              "status": "affected",
              "version": "18.3.0"
            },
            {
              "status": "affected",
              "version": "18.4.3"
            },
            {
              "status": "affected",
              "version": "18.4.4"
            },
            {
              "status": "affected",
              "version": "19.2.1"
            },
            {
              "status": "affected",
              "version": "17.2.4"
            },
            {
              "status": "affected",
              "version": "18.3.4"
            },
            {
              "status": "affected",
              "version": "19.0.1a"
            },
            {
              "status": "affected",
              "version": "20.1.1"
            },
            {
              "status": "affected",
              "version": "17.2.7"
            },
            {
              "status": "affected",
              "version": "18.4.1"
            },
            {
              "status": "affected",
              "version": "19.2.0"
            },
            {
              "status": "affected",
              "version": "19.2.3"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "A vulnerability in the CLI of Cisco\u0026nbsp;SD-WAN Software could allow an authenticated, local attacker to create or overwrite arbitrary files on an affected device, which could result in a denial of service (DoS) condition.\r\nThe vulnerability is due to insufficient input validation for specific commands. An attacker could exploit this vulnerability by including crafted arguments to those specific commands. A successful exploit could allow the attacker to create or overwrite arbitrary files on the affected device, which could result in a DoS condition.Cisco\u0026nbsp;has released software updates that address this vulnerability. There are no workarounds that address this vulnerability."
        }
      ],
      "exploits": [
        {
          "lang": "en",
          "value": "The Cisco\u00a0Product Security Incident Response Team (PSIRT) is not aware of any public announcements or malicious use of the vulnerability that is described in this advisory."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "LOCAL",
            "availabilityImpact": "HIGH",
            "baseScore": 8.4,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "NONE",
            "integrityImpact": "HIGH",
            "privilegesRequired": "LOW",
            "scope": "CHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:H/A:H/RL:X/RC:X/E:X",
            "version": "3.1"
          },
          "format": "cvssV3_1"
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-22",
              "description": "Improper Limitation of a Pathname to a Restricted Directory (\u0027Path Traversal\u0027)",
              "lang": "en",
              "type": "cwe"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2024-11-18T16:05:35.221Z",
        "orgId": "d1c1063e-7a18-46af-9102-31f8928bc633",
        "shortName": "cisco"
      },
      "references": [
        {
          "name": "cisco-sa-vsoln-arbfile-gtsEYxns",
          "url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-vsoln-arbfile-gtsEYxns"
        }
      ],
      "source": {
        "advisory": "cisco-sa-vsoln-arbfile-gtsEYxns",
        "defects": [
          "CSCvv09807"
        ],
        "discovery": "INTERNAL"
      },
      "title": "Cisco SD-WAN vEdge Arbitrary File Creation Vulnerability"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "d1c1063e-7a18-46af-9102-31f8928bc633",
    "assignerShortName": "cisco",
    "cveId": "CVE-2020-26071",
    "datePublished": "2024-11-18T16:05:35.221Z",
    "dateReserved": "2020-09-24T00:00:00.000Z",
    "dateUpdated": "2024-11-18T16:23:51.429Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

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.

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.
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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.

Action not permitted

VAR-202011-1512

CVE-2020-26071 (GCVE-0-2020-26071)

Tags

Sightings

Nomenclature

Related by attack behaviour