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[email protected]NVD:CVE-2021-39863

HistorySep 29, 2021 - 4:15 p.m.

CVE-2021-39863

2021-09-2916:15:11

CWE-122

[email protected]

web.nvd.nist.gov

acrobat reader

buffer overflow

pdf file

arbitrary code execution

user interaction

cve-2021-39863

CVSS2

6.8

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:P/I:P/A:P

CVSS3

7.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

EPSS

0.002

Percentile

59.5%

JSON

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.

Affected configurations

Nvd

Node

adobeacrobat_dcRange15.008.20082–21.005.20060continuous

AND

microsoftwindowsMatch-

Node

adobeacrobat_dcRange15.008.20082–21.005.20058continuous

AND

applemacosMatch-

Node

adobeacrobat_reader_dcRange15.008.20082–21.005.20060continuous

AND

microsoftwindowsMatch-

Node

adobeacrobat_dcRange15.008.20082–21.005.20058continuous

AND

applemacosMatch-

Node

adobeacrobatRange20.001.30005–20.004.30006classic

adobeacrobat_readerRange20.001.30005–20.004.30006classic

AND

applemacosMatch-

microsoftwindowsMatch-

Node

adobeacrobat_2017Range17.011.30059–17.011.30199classic_2017

adobeacrobat_reader_2017Range17.011.30059–17.011.30199classic_2017

AND

applemacosMatch-

microsoftwindowsMatch-

VendorProductVersionCPE
adobeacrobat_dc*cpe:2.3:a:adobe:acrobat_dc:*:*:*:*:continuous:*:*:*
microsoftwindows-cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*
applemacos-cpe:2.3:o:apple:macos:-:*:*:*:*:*:*:*
adobeacrobat_reader_dc*cpe:2.3:a:adobe:acrobat_reader_dc:*:*:*:*:continuous:*:*:*
adobeacrobat*cpe:2.3:a:adobe:acrobat:*:*:*:*:classic:*:*:*
adobeacrobat_reader*cpe:2.3:a:adobe:acrobat_reader:*:*:*:*:classic:*:*:*
adobeacrobat_2017*cpe:2.3:a:adobe:acrobat_2017:*:*:*:*:classic_2017:*:*:*
adobeacrobat_reader_2017*cpe:2.3:a:adobe:acrobat_reader_2017:*:*:*:*:classic_2017:*:*:*

Vendor	Product	Version	CPE
adobe	acrobat_dc	*	cpe:2.3:a:adobe:acrobat_dc:::::continuous:::*
microsoft	windows	-	cpe:2.3:o:microsoft:windows:-:::::::*
apple	macos	-	cpe:2.3:o:apple:macos:-:::::::*
adobe	acrobat_reader_dc	*	cpe:2.3:a:adobe:acrobat_reader_dc:::::continuous:::*
adobe	acrobat	*	cpe:2.3:a:adobe:acrobat:::::classic:::*
adobe	acrobat_reader	*	cpe:2.3:a:adobe:acrobat_reader:::::classic:::*
adobe	acrobat_2017	*	cpe:2.3:a:adobe:acrobat_2017:::::classic_2017:::*
adobe	acrobat_reader_2017	*	cpe:2.3:a:adobe:acrobat_reader_2017:::::classic_2017:::*