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nvd[email protected]NVD:CVE-2021-44739
HistoryJan 14, 2022 - 8:15 p.m.

CVE-2021-44739

2022-01-1420:15:13
CWE-200
web.nvd.nist.gov
3
acrobat reader
activex control
information disclosure
ntlmv2 credentials
exploitation
microsoft office file
attacker controlled web page

CVSS2

4.3

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

CVSS3

4.3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

NONE

Availability Impact

NONE

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

EPSS

0.007

Percentile

80.8%

Acrobat Reader DC ActiveX Control versions 21.007.20099 (and earlier), 20.004.30017 (and earlier) and 17.011.30204 (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 open a maliciously crafted Microsoft Office file, or visit an attacker controlled web page.

Affected configurations

Nvd
Node
adobeacrobat_dcRange21.001.2014921.007.20099continuous
OR
adobeacrobat_reader_dcRange21.001.2014921.007.20099continuous
AND
microsoftwindowsMatch-
Node
adobeacrobat_dcRange21.001.2014921.007.20099continuous
OR
adobeacrobat_reader_dcRange21.001.2014921.007.20099continuous
AND
applemacosMatch-
Node
adobeacrobatRange20.001.3000520.004.30017classic
OR
adobeacrobat_readerRange20.001.3000520.004.30017classic
AND
applemacosMatch-
OR
microsoftwindowsMatch-
Node
adobeacrobatRange17.011.3018017.011.30204classic
OR
adobeacrobat_readerRange17.011.3018017.011.30204classic
AND
applemacosMatch-
OR
microsoftwindowsMatch-
VendorProductVersionCPE
adobeacrobat_dc*cpe:2.3:a:adobe:acrobat_dc:*:*:*:*:continuous:*:*:*
adobeacrobat_reader_dc*cpe:2.3:a:adobe:acrobat_reader_dc:*:*:*:*:continuous:*:*:*
microsoftwindows-cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*
applemacos-cpe:2.3:o:apple:macos:-:*:*:*:*:*:*:*
adobeacrobat*cpe:2.3:a:adobe:acrobat:*:*:*:*:classic:*:*:*
adobeacrobat_reader*cpe:2.3:a:adobe:acrobat_reader:*:*:*:*:classic:*:*:*

CVSS2

4.3

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

CVSS3

4.3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

NONE

Availability Impact

NONE

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

EPSS

0.007

Percentile

80.8%