variot - var-202101-1016

VAR-202101-1016

Vulnerability from variot - Updated: 2023-12-18 12:35

A vulnerability in Cisco Webex Teams could allow an unauthenticated, remote attacker to manipulate file names within the messaging interface. The vulnerability exists because the affected software mishandles character rendering. An attacker could exploit this vulnerability by sharing a file within the application interface. A successful exploit could allow the attacker to modify how the shared file name displays within the interface, which could allow the attacker to conduct phishing or spoofing attacks. Cisco Webex Teams Contains an unspecified vulnerability.Information may be tampered with. Cisco Webex Teams is a team collaboration application of Cisco (Cisco). The program includes video conferencing, group messaging and file sharing capabilities

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CVE-2021-1242 (GCVE-0-2021-1242)

Vulnerability from cvelistv5 – Published: 2021-01-13 21:17 – Updated: 2024-11-12 20:47

Summary

Severity ?

4.3 (Medium)


                        
                          CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N

CWE

CWE-450

Assigner

cisco

References

URL

Tags

https://tools.cisco.com/security/center/content/C…

vendor-advisoryx_refsource_CISCO

Impacted products

	Vendor	Product	Version
	Cisco	Cisco Webex Teams	Affected: n/a

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{
  "containers": {
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      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T16:02:56.315Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
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        },
        "references": [
          {
            "name": "20210113 Cisco Webex Teams Shared File Manipulation Vulnerability",
            "tags": [
              "vendor-advisory",
              "x_refsource_CISCO",
              "x_transferred"
            ],
            "url": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-webex-teams-7ZMcXG99"
          }
        ],
        "title": "CVE Program Container"
      },
      {
        "metrics": [
          {
            "other": {
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                "id": "CVE-2021-1242",
                "options": [
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                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2024-11-08T20:54:45.764818Z",
                "version": "2.0.3"
              },
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            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2024-11-12T20:47:40.135Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
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        {
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          "vendor": "Cisco",
          "versions": [
            {
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            }
          ]
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      ],
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          "value": "A vulnerability in Cisco Webex Teams could allow an unauthenticated, remote attacker to manipulate file names within the messaging interface. The vulnerability exists because the affected software mishandles character rendering. An attacker could exploit this vulnerability by sharing a file within the application interface. A successful exploit could allow the attacker to modify how the shared file name displays within the interface, which could allow the attacker to conduct phishing or spoofing attacks."
        }
      ],
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      "metrics": [
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            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 4.3,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "LOW",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N",
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          }
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        "shortName": "cisco"
      },
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          "tags": [
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        }
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        ],
        "discovery": "INTERNAL"
      },
      "title": "Cisco Webex Teams Shared File Manipulation Vulnerability",
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "psirt@cisco.com",
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          "STATE": "PUBLIC",
          "TITLE": "Cisco Webex Teams Shared File Manipulation Vulnerability"
        },
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            }
          ]
        },
        "exploit": [
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            {
              "name": "20210113 Cisco Webex Teams Shared File Manipulation Vulnerability",
              "refsource": "CISCO",
              "url": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-webex-teams-7ZMcXG99"
            }
          ]
        },
        "source": {
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          "defect": [
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              "CSCvv74842"
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    }
  },
  "cveMetadata": {
    "assignerOrgId": "d1c1063e-7a18-46af-9102-31f8928bc633",
    "assignerShortName": "cisco",
    "cveId": "CVE-2021-1242",
    "datePublished": "2021-01-13T21:17:28.265054Z",
    "dateReserved": "2020-11-13T00:00:00",
    "dateUpdated": "2024-11-12T20:47:40.135Z",
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  },
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}

Sightings

Author	Source	Type	Date

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.

Detection rules are retrieved from Rulezet.

Action not permitted

VAR-202101-1016

CVE-2021-1242 (GCVE-0-2021-1242)

Tags

Sightings

Nomenclature