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nvd[email protected]NVD:CVE-2021-39856
HistorySep 29, 2021 - 4:15 p.m.

CVE-2021-39856

2021-09-2916:15:10
CWE-200
[email protected]
web.nvd.nist.gov

4.3 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

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

6.5 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

0.003 Low

EPSS

Percentile

70.1%

JSON

Acrobat Reader DC ActiveX Control versions 2021.005.20060 (and earlier), 2020.004.30006 (and earlier) and 2017.011.30199 (and earlier) are affected by an Information Disclosure vulnerability. An unauthenticated attacker could leverage this vulnerability to obtain NTLMv2 credentials. Exploitation of this issue requires user interaction in that a victim must visit an attacker controlled web page.

Affected configurations

NVD
Node
adobeacrobatRange17.011.30059–17.011.30199classic
OR
adobeacrobat_readerRange17.011.30059–17.011.30199classic
AND
applemacosMatch-
OR
microsoftwindowsMatch-
Node
adobeacrobatRange20.001.30005–20.004.30006classic
OR
adobeacrobat_readerRange20.001.30005–20.004.30006classic
AND
applemacosMatch-
OR
microsoftwindowsMatch-
Node
adobeacrobat_dcRange15.008.20082–21.005.20058continuous
OR
adobeacrobat_reader_dcRange15.008.20082–21.005.20058continuous
AND
applemacosMatch-
Node
adobeacrobat_dcRange15.008.20082–21.005.20060continuous
OR
adobeacrobat_reader_dcRange15.008.20082–21.005.20060continuous
AND
microsoftwindowsMatch-

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4.3 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

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

6.5 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

0.003 Low

EPSS

Percentile

70.1%

JSON
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