Description:
Security update are released for Adobe Reader and Acrobat to address an input validation vulnerability. A remote attacker would entice a targeted user to open a specially crafted PDF file to exploit the vulnerability.
Affected Systems:
- Acrobat DC for Windows and macOS Continuous 2020.013.20066 and earlier versions
- Acrobat Reader DC for Windows and macOS Continuous 2020.013.20066 and earlier versions
- Acrobat 2020 for Windows and macOS Classic 2020 2020.001.30010 and earlier versions
- Acrobat Reader 2020 for Windows and macOS Classic 2020 2020.001.30010 and earlier versions
- Acrobat 2017 for Windows and macOS Classic 2017 2017.011.30180 and earlier versions
- Acrobat Reader 2017 for Windows and macOS Classic 2017 2017.011.30180 and earlier versions
Impact:
A successful exploitation could lead to information disclosure on an affected system.
Recommendation:
Users of affected systems should update the Adobe Reader and Acrobat to the following versions to address the issue. The updates can be obtained by using the auto-update mechanism or by downloading at the following URLs:
- Acrobat DC for Windows and macOS Continuous 2020.013.20074
https://www.adobe.com/devnet-docs/acrobatetk/tools/ReleaseNotesDC/continuous/dccontinuousdecember2020ooc.html
- Acrobat Reader DC for Windows and macOS Continuous 2020.013.20074
https://www.adobe.com/devnet-docs/acrobatetk/tools/ReleaseNotesDC/continuous/dccontinuousdecember2020ooc.html
- Acrobat 2020 for Windows and macOS Classic 2020 2020.001.30018
https://www.adobe.com/devnet-docs/acrobatetk/tools/ReleaseNotesDC/continuous/dccontinuousdecember2020ooc.html
- Acrobat Reader 2020 for Windows and macOS Classic 2020 2020.001.30018
https://www.adobe.com/devnet-docs/acrobatetk/tools/ReleaseNotesDC/continuous/dccontinuousdecember2020ooc.html
- Acrobat 2017 for Windows and macOS Classic 2017 2017.011.30188
https://www.adobe.com/devnet-docs/acrobatetk/tools/ReleaseNotesDC/classic/dcclassic17.011december2020ooc.html#dc17-011dectwentytwentyooc
- Acrobat Reader 2017 for Windows and macOS Classic 2017 2017.011.30188
https://www.adobe.com/devnet-docs/acrobatetk/tools/ReleaseNotesDC/classic/dcclassic17.011december2020ooc.html#dc17-011dectwentytwentyooc
More Information:
https://helpx.adobe.com/security/products/acrobat/apsb20-75.html
https://www.hkcert.org/my_url/en/alert/20121001
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-29075