Vulnerability-Lookup

FKIE_CVE-2021-41193

Vulnerability from fkie_nvd - Published: 2022-03-01 19:15 - Updated: 2026-06-17 04:08

Severity

9.8 (Critical) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
9.8 (Critical) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Summary

wire-avs is the audio visual signaling (AVS) component of Wire, an open-source messenger. A remote format string vulnerability in versions prior to 7.1.12 allows an attacker to cause a denial of service or possibly execute arbitrary code. The issue has been fixed in wire-avs 7.1.12. There are currently no known workarounds.

References

URL	Tags
security-advisories@github.com	https://github.com/wireapp/wire-avs/commit/40d373ede795443ae6f2f756e9fb1f4f4ae90bbe	Patch, Third Party Advisory
security-advisories@github.com	https://github.com/wireapp/wire-avs/security/advisories/GHSA-2j6v-xpf3-xvrv	Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108	https://github.com/wireapp/wire-avs/commit/40d373ede795443ae6f2f756e9fb1f4f4ae90bbe	Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108	https://github.com/wireapp/wire-avs/security/advisories/GHSA-2j6v-xpf3-xvrv	Patch, Third Party Advisory

Impacted products

	Vendor	Product	Version
	wire	wire-audio_video_signaling	*

JSON

To clipboard

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "wire-avs",
          "vendor": "wireapp",
          "versions": [
            {
              "status": "affected",
              "version": "\u003c 7.1.12"
            }
          ]
        }
      ],
      "source": "security-advisories@github.com"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:wire:wire-audio_video_signaling:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "2C8EA870-3EC6-41CD-8D9C-B451D478B70F",
              "versionEndExcluding": "7.1.12",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "wire-avs is the audio visual signaling (AVS) component of Wire, an open-source messenger. A remote format string vulnerability in versions prior to 7.1.12 allows an attacker to cause a denial of service or possibly execute arbitrary code. The issue has been fixed in wire-avs 7.1.12. There are currently no known workarounds."
    },
    {
      "lang": "es",
      "value": "wire-avs es el componente de se\u00f1alizaci\u00f3n audiovisual (AVS) de Wire, un mensajero de c\u00f3digo abierto. Una vulnerabilidad de cadena de formato remota en versiones anteriores a 7.1.12, permite a un atacante causar una denegaci\u00f3n de servicio o posiblemente ejecutar c\u00f3digo arbitrario. El problema ha sido corregido en wire-avs versi\u00f3n 7.1.12. Actualmente no se presentan medidas de mitigaci\u00f3n conocidas."
    }
  ],
  "id": "CVE-2021-41193",
  "lastModified": "2026-06-17T04:08:04.070",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "HIGH",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 7.5,
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "PARTIAL",
          "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
          "version": "2.0"
        },
        "exploitabilityScore": 10.0,
        "impactScore": 6.4,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "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": "security-advisories@github.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-2021-41193",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "yes"
            },
            {
              "technicalImpact": "total"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2025-04-23T15:50:25.354124Z",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2022-03-01T19:15:08.403",
  "references": [
    {
      "source": "security-advisories@github.com",
      "tags": [
        "Patch",
        "Third Party Advisory"
      ],
      "url": "https://github.com/wireapp/wire-avs/commit/40d373ede795443ae6f2f756e9fb1f4f4ae90bbe"
    },
    {
      "source": "security-advisories@github.com",
      "tags": [
        "Patch",
        "Third Party Advisory"
      ],
      "url": "https://github.com/wireapp/wire-avs/security/advisories/GHSA-2j6v-xpf3-xvrv"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch",
        "Third Party Advisory"
      ],
      "url": "https://github.com/wireapp/wire-avs/commit/40d373ede795443ae6f2f756e9fb1f4f4ae90bbe"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch",
        "Third Party Advisory"
      ],
      "url": "https://github.com/wireapp/wire-avs/security/advisories/GHSA-2j6v-xpf3-xvrv"
    }
  ],
  "sourceIdentifier": "security-advisories@github.com",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-134"
        }
      ],
      "source": "security-advisories@github.com",
      "type": "Secondary"
    }
  ]
}

CVE-2021-41193 (GCVE-0-2021-41193)

Vulnerability from cvelistv5 – Published: 2022-03-01 18:25 – Updated: 2025-04-23 18:59

Title

Use of Externally-Controlled Format String in wire-avs

Summary

Severity

9.8 (Critical)


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

SSVC

Exploitation: none Automatable: yes Technical Impact: total

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2025-04-23 15:50 UTC

CWE

CWE-134 - Use of Externally-Controlled Format String

Assigner

GitHub_M mitre root

References

2 references

URL	Tags
https://github.com/wireapp/wire-avs/security/advi…	x_refsource_CONFIRM
https://github.com/wireapp/wire-avs/commit/40d373…	x_refsource_MISC

Impacted products

1 product

Vendor	Product	Version
wireapp	wire-avs	Affected: < 7.1.12

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T03:08:31.656Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://github.com/wireapp/wire-avs/security/advisories/GHSA-2j6v-xpf3-xvrv"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://github.com/wireapp/wire-avs/commit/40d373ede795443ae6f2f756e9fb1f4f4ae90bbe"
          }
        ],
        "title": "CVE Program Container"
      },
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2021-41193",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "yes"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2025-04-23T15:50:25.354124Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2025-04-23T18:59:49.177Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "wire-avs",
          "vendor": "wireapp",
          "versions": [
            {
              "status": "affected",
              "version": "\u003c 7.1.12"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "wire-avs is the audio visual signaling (AVS) component of Wire, an open-source messenger. A remote format string vulnerability in versions prior to 7.1.12 allows an attacker to cause a denial of service or possibly execute arbitrary code. The issue has been fixed in wire-avs 7.1.12. There are currently no known workarounds."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "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"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-134",
              "description": "CWE-134: Use of Externally-Controlled Format String",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2022-03-01T18:25:22.000Z",
        "orgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
        "shortName": "GitHub_M"
      },
      "references": [
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://github.com/wireapp/wire-avs/security/advisories/GHSA-2j6v-xpf3-xvrv"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://github.com/wireapp/wire-avs/commit/40d373ede795443ae6f2f756e9fb1f4f4ae90bbe"
        }
      ],
      "source": {
        "advisory": "GHSA-2j6v-xpf3-xvrv",
        "discovery": "UNKNOWN"
      },
      "title": "Use of Externally-Controlled Format String in wire-avs",
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "security-advisories@github.com",
          "ID": "CVE-2021-41193",
          "STATE": "PUBLIC",
          "TITLE": "Use of Externally-Controlled Format String in wire-avs"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "wire-avs",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "\u003c 7.1.12"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "wireapp"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "wire-avs is the audio visual signaling (AVS) component of Wire, an open-source messenger. A remote format string vulnerability in versions prior to 7.1.12 allows an attacker to cause a denial of service or possibly execute arbitrary code. The issue has been fixed in wire-avs 7.1.12. There are currently no known workarounds."
            }
          ]
        },
        "impact": {
          "cvss": {
            "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"
          }
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "CWE-134: Use of Externally-Controlled Format String"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://github.com/wireapp/wire-avs/security/advisories/GHSA-2j6v-xpf3-xvrv",
              "refsource": "CONFIRM",
              "url": "https://github.com/wireapp/wire-avs/security/advisories/GHSA-2j6v-xpf3-xvrv"
            },
            {
              "name": "https://github.com/wireapp/wire-avs/commit/40d373ede795443ae6f2f756e9fb1f4f4ae90bbe",
              "refsource": "MISC",
              "url": "https://github.com/wireapp/wire-avs/commit/40d373ede795443ae6f2f756e9fb1f4f4ae90bbe"
            }
          ]
        },
        "source": {
          "advisory": "GHSA-2j6v-xpf3-xvrv",
          "discovery": "UNKNOWN"
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
    "assignerShortName": "GitHub_M",
    "cveId": "CVE-2021-41193",
    "datePublished": "2022-03-01T18:25:22.000Z",
    "dateReserved": "2021-09-15T00:00:00.000Z",
    "dateUpdated": "2025-04-23T18:59:49.177Z",
    "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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FKIE_CVE-2021-41193

CVE-2021-41193 (GCVE-0-2021-41193)

Tags

Sightings

Nomenclature

Related by attack behaviour