FKIE_CVE-2021-43755

Vulnerability from fkie_nvd - Published: 2022-06-15 20:15 - Updated: 2026-06-17 04:11
Severity
7.8 (High) - CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Summary
Adobe After Effects versions 22.0 (and earlier) and 18.4.2 (and earlier) are affected by an Out-of-bounds Write vulnerability due to insecure handling of a malicious file, potentially resulting in arbitrary code execution in the context of the current user. User interaction is required to exploit this vulnerability.
References
psirt@adobe.comhttps://helpx.adobe.com/security/products/after_effects/apsb21-115.htmlPatch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://helpx.adobe.com/security/products/after_effects/apsb21-115.htmlPatch, Vendor Advisory
Impacted products
Vendor Product Version
adobe after_effects *
adobe after_effects *
apple macos -
microsoft windows -
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "defaultStatus": "affected",
          "product": "After Effects",
          "vendor": "Adobe",
          "versions": [
            {
              "lessThanOrEqual": "18.4.2",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
            }
          ]
        }
      ],
      "source": "psirt@adobe.com"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:adobe:after_effects:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "72865AD1-349D-4960-B0C5-DC622BF08C9C",
              "versionEndIncluding": "18.4.2",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:adobe:after_effects:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "21A4435A-A7A4-4092-8968-AA5518898EB2",
              "versionEndExcluding": "22.1.1",
              "versionStartIncluding": "22.0",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        },
        {
          "cpeMatch": [
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              "matchCriteriaId": "387021A0-AF36-463C-A605-32EA7DAC172E",
              "vulnerable": false
            },
            {
              "criteria": "cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*",
              "matchCriteriaId": "A2572D17-1DE6-457B-99CC-64AFD54487EA",
              "vulnerable": false
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ],
      "operator": "AND"
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Adobe After Effects versions 22.0 (and earlier) and 18.4.2 (and earlier) are affected by an Out-of-bounds Write vulnerability due to insecure handling of a malicious file, potentially resulting in arbitrary code execution in the context of the current user.  User interaction is required to exploit this vulnerability."
    },
    {
      "lang": "es",
      "value": "Adobe After Effects versiones 22.0 (y anteriores) y 18.4.2 (y anteriores), est\u00e1n afectadas por una vulnerabilidad de corrupci\u00f3n de memoria debido a un manejo no seguro de un archivo malicioso, que puede resultar en una ejecuci\u00f3n de c\u00f3digo arbitrario en el contexto del usuario actual. Es requerida la interacci\u00f3n del usuario para explotar esta vulnerabilidad"
    }
  ],
  "id": "CVE-2021-43755",
  "lastModified": "2026-06-17T04:11:21.497",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "MEDIUM",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 6.8,
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "PARTIAL",
          "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:P",
          "version": "2.0"
        },
        "exploitabilityScore": 8.6,
        "impactScore": 6.4,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": true
      }
    ],
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "LOCAL",
          "availabilityImpact": "HIGH",
          "baseScore": 7.8,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "REQUIRED",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 1.8,
        "impactScore": 5.9,
        "source": "psirt@adobe.com",
        "type": "Secondary"
      }
    ],
    "ssvcV203": [
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        "ssvcData": {
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          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "total"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2025-04-23T13:08:46.051704Z",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2022-06-15T20:15:17.440",
  "references": [
    {
      "source": "psirt@adobe.com",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "url": "https://helpx.adobe.com/security/products/after_effects/apsb21-115.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
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        "Vendor Advisory"
      ],
      "url": "https://helpx.adobe.com/security/products/after_effects/apsb21-115.html"
    }
  ],
  "sourceIdentifier": "psirt@adobe.com",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-787"
        }
      ],
      "source": "psirt@adobe.com",
      "type": "Secondary"
    },
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-787"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Secondary"
    }
  ]
}


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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.


Detection rules are retrieved from Rulezet.