SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2021-28640

Acrobat Reader DC versions 2021.005.20054 (and earlier), 2020.004.30005 (and earlier) and 2017.011.30197 (and earlier) are affected by an Use-after-free vulnerability.

HIGH 7.3EPSS 53.4%

Does this matter?

EPSS puts the probability of exploitation in the next 30 days at 53.4%, higher than 99% of all known CVEs. Patch or mitigate before the next change window.

Description

Acrobat Reader DC versions 2021.005.20054 (and earlier), 2020.004.30005 (and earlier) and 2017.011.30197 (and earlier) are affected by an Use-after-free vulnerability. An authenticated attacker could leverage this vulnerability to achieve arbitrary code execution 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
7.3 HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
EPSS
53.38% probability · 99th percentile
CISA KEV
Not listed
Weakness
CWE-416
Affected
adobe/acrobat dc · adobe/acrobat reader dc
Source
psirt@adobe.com

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