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.
References
| Link | Resource |
|---|---|
| https://helpx.adobe.com/security/products/acrobat/apsb21-55.html | Release Notes Vendor Advisory |
Configurations
Configuration 1 (hide)
| AND |
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Configuration 2 (hide)
| AND |
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Configuration 3 (hide)
| AND |
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Configuration 4 (hide)
| AND |
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History
07 Oct 2021, 00:16
| Type | Values Removed | Values Added |
|---|---|---|
| CVSS |
v2 : v3 : |
v2 : 4.3
v3 : 6.5 |
| CPE | cpe:2.3:a:adobe:acrobat_reader_dc:*:*:*:*:continuous:*:*:* cpe:2.3:a:adobe:acrobat_dc:*:*:*:*:continuous:*:*:* cpe:2.3:o:apple:macos:-:*:*:*:*:*:*:* cpe:2.3:a:adobe:acrobat_reader:*:*:*:*:classic:*:*:* cpe:2.3:a:adobe:acrobat:*:*:*:*:classic:*:*:* cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:* |
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| References | (MISC) https://helpx.adobe.com/security/products/acrobat/apsb21-55.html - Release Notes, Vendor Advisory |
29 Sep 2021, 16:44
| Type | Values Removed | Values Added |
|---|---|---|
| New CVE |
Information
Published : 2021-09-29 16:15
Updated : 2023-12-10 14:09
NVD link : CVE-2021-39856
Mitre link : CVE-2021-39856
CVE.ORG link : CVE-2021-39856
JSON object : View
Products Affected
apple
- macos
adobe
- acrobat_reader
- acrobat
- acrobat_dc
- acrobat_reader_dc
microsoft
- windows
CWE
CWE-200
Exposure of Sensitive Information to an Unauthorized Actor