CVE-2021-39863

CWE-122 — Heap-based Buffer Overflow3 documents3 sources
Severity
7.8HIGH
EPSS
22.1%
top 4.21%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
6
Adobe Acrobat ReaderAdobe AcrobatAdobe Acrobat 2017+3 more
Timeline
PublishedSep 29
Latest updateMay 24

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.

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HExploitability: 1.8 | Impact: 5.9

Affected Packages7 packages

▶NVDadobe/acrobat_reader_201717.011.30059 — 17.011.30199
▶NVDadobe/acrobat_201717.011.30059 — 17.011.30199
▶CVEListV5adobe/acrobat_readerunspecified — DC 2021 July+3
▶NVDadobe/acrobat_reader20.001.30005 — 20.004.30006
▶NVDadobe/acrobat_reader_dc15.008.20082 — 21.005.20060

🔴Vulnerability Details

2
GHSA
GHSA-6p29-3x2m-xpvw: Acrobat Reader DC versions 2021↗2022-05-24
▶
CVEList
Adobe Acrobat Reader DC Heap-based Buffer Overflow Vulnerability Could Lead To Arbitrary Code Execution↗2021-09-29
▶