Summaryinfo

A vulnerability marked as critical has been reported in Adobe Acrobat Reader up to 2015.006.30508/2017.011.30156/2019.021.20061. Impacted is an unknown function. This manipulation causes use after free. This vulnerability appears as CVE-2020-3748. The attack may be initiated remotely. There is no available exploit. It is suggested to upgrade the affected component. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Detailsinfo

A vulnerability has been found in Adobe Acrobat Reader up to 2015.006.30508/2017.011.30156/2019.021.20061 (Document Reader Software) and classified as critical. Affected by this vulnerability is an unknown code. The manipulation with an unknown input leads to a use after free vulnerability. The CWE definition for the vulnerability is CWE-416. Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

Adobe Acrobat and Reader versions 2019.021.20061 and earlier, 2017.011.30156 and earlier, 2017.011.30156 and earlier, and 2015.006.30508 and earlier have an use after free vulnerability. Successful exploitation could lead to arbitrary code execution .

The weakness was presented 02/11/2020 as APSB20-05 as confirmed security bulletin (Website). The advisory is shared at helpx.adobe.com. This vulnerability is known as CVE-2020-3748. The attack can be launched remotely. The exploitation doesn't need any form of authentication. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 02/13/2020).

Upgrading to version 2015.006.30510, 2017.011.30158 or 2020.006.20034 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

See VDB-150124, VDB-150125, VDB-150126 and VDB-150127 for similar entries. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

• Document Reader Software

Vendor

• Adobe

Name

• Acrobat Reader

Version

• 2015.006.30508
• 2017.011.30156
• 2019.021.20061

License

• free

Website

• Vendor: https://www.adobe.com/

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