SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2021-21100

Adobe Digital Editions version 4.5.11.187245 (and earlier) is affected by a Privilege Escalation vulnerability during installation.

HIGH 7.8EPSS 1.72%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (1.72%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

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.

CVSS 3.1
7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS
1.72% probability · 76th percentile
CISA KEV
Not listed
Weakness
CWE-379
Affected
adobe/digital editions
Source
psirt@adobe.com

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.