Adobe Acrobat Reader DC Heap-based Buffer Overflow Vulnerability Could Lead To Arbitrary Code Execution (Adobe Acrobat Reader)

CVE-2021-39863
HIGH 7.8

At a glance

Source
NVD
EPSS
EPSS 13.19 % · percentile 96 ()
State
PUBLISHED
Published
Updated
Assigner
adobe
NVD status
Modified

Description

Acrobat Reader DC versions 2021.005.20060 (and earlier), 2020.004.30006 (and earlier) and 2017.011.30199 (and earlier) are affected by a Buffer Overflow vulnerability when parsing a specially crafted PDF file. An unauthenticated 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.

Weaknesses (CWE)

  • CWE-122 — Heap-based Buffer Overflow

References

Scores

VersionScoreVectorScored by
CVSS 3.1HIGH 7.8CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:Hadobe
CVSS 3.1HIGH 7.8CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HNVD · psirt@adobe.com (Secondary)
CVSS 2.0MEDIUM 6.8AV:N/AC:M/Au:N/C:P/I:P/A:PNVD · nvd@nist.gov (Primary)

European references

CERT-FR advisories

Affected configurations (NVD CPE)

Affected products

ProductVersions
Adobe · Acrobat Readeraffected unspecified ≤ DC 2021 July ; affected unspecified ≤ 20.0-Classic 2021 July ; affected unspecified ≤ 17.0-Classic 2021 July ; affected unspecified ≤ None

Sources

SourceLicence
CVE List (CVEProject cvelistV5)CVE Program Terms of Use
EPSS (FIRST.org)FIRST — attribution requested
ENISA EUVDENISA — reproduction authorised, source acknowledged
CERT-FR (ANSSI)Licence Ouverte / Etalab 2.0
NVD (NIST) via fkie-cad/nvd-json-data-feedsPublic domain — this product uses data from the NVD API but is not endorsed or certified by the NVD