Serious vulnerability in Adobe Acrobat and Reader (Sep 2023)
What has happened?
Adobe has reported a serious zero-day security vulnerability in Acrobat and Reader, affecting both Windows and macOS users. The vulnerability is being actively exploited by cyber attackers and could lead to system compromise and data loss/leakage.
Which versions of Adobe software are affected?
Adobe Software | Affected Versions |
Acrobat 2020 | 20.005.30514 or earlier – For Windows
20.005.30516 or earlier – For macOS |
Acrobat Reader 2020 | |
Acrobat DC | 23.003.20284 or earlier – For both Windows and macOS |
Acrobat Reader DC |
What do I need to do?
Check and ensure that you have the latest version of Adobe Acrobat and/or Reader. If not, update it immediately to the latest version by selecting Help > Check for Updates from the Menu.
Alternative instructions are also available through these links:
• https://helpx.adobe.com/sg/acrobat/kb/install-updates-reader-acrobat.html
• https://helpx.adobe.com/sg/acrobat/using/updating-acrobat-using-digital-editions.html
• https://helpx.adobe.com/sg/acrobat/kb/update-acrobat-manually.html
Need more information?
Please refer to the official advisory from Adobe: https://helpx.adobe.com/security/products/acrobat/apsb23-34.html
Please contact NUS IT Care at 6516 2080 or ITCare@nus.edu.sg should you have any queries.
Let’s all work together to keep NUS secure, bIT by bIT.