cvelistv5 - CVE-2021-39859

CVE-2021-39859

Vulnerability from cvelistv5

Published

2023-09-06 13:08

Modified

2024-08-04 02:20

Severity ?

5.5 (Medium) - CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

Summary

Use After Free Adobe Acrobat Pro DC [HB-21-0339]

References

▼	URL	Tags
	psirt@adobe.com	https://helpx.adobe.com/security/products/acrobat/apsb21-55.html	Vendor Advisory

Impacted products

▼	Vendor	Product
	Adobe	Acrobat Reader

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T02:20:33.586Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
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              "x_transferred"
            ],
            "url": "https://helpx.adobe.com/security/products/acrobat/apsb21-55.html"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "affected",
          "product": "Acrobat Reader",
          "vendor": "Adobe",
          "versions": [
            {
              "lessThanOrEqual": "2021.005.20060",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
            }
          ]
        }
      ],
      "datePublic": "2021-09-14T17:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "value": "Acrobat Reader DC versions 2021.005.20060 (and earlier), 2020.004.30006 (and earlier) and 2017.011.30199 (and earlier) are affected by a Use After Free vulnerability that could lead to disclosure of sensitive memory. An attacker could leverage this vulnerability to bypass mitigations such as ASLR. Exploitation of this issue requires user interaction in that a victim must open a malicious file."
        }
      ],
      "metrics": [
        {
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            "attackComplexity": "LOW",
            "attackVector": "LOCAL",
            "availabilityImpact": "NONE",
            "availabilityRequirement": "NOT_DEFINED",
            "baseScore": 5.5,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "HIGH",
            "confidentialityRequirement": "NOT_DEFINED",
            "environmentalScore": 5.5,
            "environmentalSeverity": "MEDIUM",
            "exploitCodeMaturity": "NOT_DEFINED",
            "integrityImpact": "NONE",
            "integrityRequirement": "NOT_DEFINED",
            "modifiedAttackComplexity": "LOW",
            "modifiedAttackVector": "LOCAL",
            "modifiedAvailabilityImpact": "NONE",
            "modifiedConfidentialityImpact": "HIGH",
            "modifiedIntegrityImpact": "NONE",
            "modifiedPrivilegesRequired": "NONE",
            "modifiedScope": "NOT_DEFINED",
            "modifiedUserInteraction": "REQUIRED",
            "privilegesRequired": "NONE",
            "remediationLevel": "NOT_DEFINED",
            "reportConfidence": "NOT_DEFINED",
            "scope": "UNCHANGED",
            "temporalScore": 5.5,
            "temporalSeverity": "MEDIUM",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N",
            "version": "3.1"
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          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
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        {
          "descriptions": [
            {
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              "description": "Use After Free (CWE-416)",
              "lang": "en",
              "type": "CWE"
            }
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      ],
      "providerMetadata": {
        "dateUpdated": "2023-09-06T13:08:09.697Z",
        "orgId": "078d4453-3bcd-4900-85e6-15281da43538",
        "shortName": "adobe"
      },
      "references": [
        {
          "tags": [
            "vendor-advisory"
          ],
          "url": "https://helpx.adobe.com/security/products/acrobat/apsb21-55.html"
        }
      ],
      "source": {
        "discovery": "EXTERNAL"
      },
      "title": "Use After Free Adobe Acrobat Pro DC [HB-21-0339]"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "078d4453-3bcd-4900-85e6-15281da43538",
    "assignerShortName": "adobe",
    "cveId": "CVE-2021-39859",
    "datePublished": "2023-09-06T13:08:09.697Z",
    "dateReserved": "2021-08-23T20:02:58.060Z",
    "dateUpdated": "2024-08-04T02:20:33.586Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "meta": {
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  }
}

Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
Confirmed: The vulnerability is confirmed from an analyst perspective.
Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
Patched: This vulnerability was successfully patched by the user reporting the sighting.
Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
Not confirmed: The user expresses doubt about the veracity of the vulnerability.
Not patched: This vulnerability was not successfully patched by the user reporting the sighting.

Action not permitted

CVE-2021-39859

Vulnerability from cvelistv5

gsd-2021-39859

Vulnerability from gsd

ghsa-3vj5-pjrr-jrm6

Vulnerability from github

Tags

Sightings

Nomenclature