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01 Record

CVE-2021-28642

Adobe Acrobat Pro DC Out-of-Bounds Write Arbitrary Code Execution Vulnerability

HighPUBLISHEDCNA: adobe
CNA base score8.8 CVSS v3.xCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

02 Description

Adobe Acrobat Pro DC Out-of-Bounds Write Arbitrary Code Execution Vulnerability

03 Exploitation and scoring

Exploitation
Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
SSVC decision
Not assessed by CISA
EPSS probability
3.71% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 89.2% of scored records. A rank, not a probability.
NVD base score
7.8 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
NVD analysis status
Modified. NVD last modified this record on 2026-06-17.
Red Hat severity
No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published
2021-08-20 18:10Z5 YR AGO
Last updated
2024-09-17 04:04Z2 YR AGO
Reserved
2021-03-16
Assigning CNA
adobe
Record state
PUBLISHED
Severity
High (CVSS 8.8)
CNA CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weaknesses
Data version
5.1
Document digest
bd882f213d219677ef0550c5e59f4e5dbf9bc251f7bc7d8d318103983495b118

05 Affected products

VendorProductVersionsPlatforms
AdobeAcrobat Reader<= 2020.004.30005, <= 2017.011.30197, <= 2021.005.20054, <= None—

06 References