CVE-2021-21100 Adobe Digital Editions Arbitrary file system write vulnerability

2021-04-1513:51:28

CWE-379

adobe

www.cve.org

adobe

digital editions

arbitrary file system write

vulnerability

privilege escalation

installation

unauthenticated attacker

user interaction

malicious file

CVSS3

7.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

EPSS

0.001

Percentile

38.5%

JSON

Adobe Digital Editions version 4.5.11.187245 (and earlier) is affected by a Privilege Escalation vulnerability during installation. An unauthenticated attacker could leverage this vulnerability to achieve arbitrary file system write in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file.

CNA Affected

[
  {
    "product": "Digital Editions",
    "vendor": "Adobe",
    "versions": [
      {
        "lessThanOrEqual": "4.5.11.187245",
        "status": "affected",
        "version": "unspecified",
        "versionType": "custom"
      },
      {
        "lessThanOrEqual": "None",
        "status": "affected",
        "version": "unspecified",
        "versionType": "custom"
      }
    ]
  }
]