CVE-2017-2956: Use After Free
Adobe Acrobat Reader versions 15.020.20042 and earlier, 15.006.30244 and earlier, 11.0.18 and earlier have an exploitable use after free vulnerability in the JavaScript engine, related to manipulation of the navigation pane. Successful exploitation could lead to arbitrary code execution.
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
Adobe Acrobat Readerto a version that resolves this vulnerability.Fixed in 15.020.20042 - Upgrade
Upgrade
Adobe Acrobat Readerto a version that resolves this vulnerability.Fixed in 15.006.30244 - Upgrade
Upgrade
Adobe Acrobat Readerto a version that resolves this vulnerability.Fixed in 11.0.18
Event History
Frequently Asked Questions
What is the severity of CVE-2017-2956?
CVE-2017-2956 is classified as a critical vulnerability due to its potential for arbitrary code execution.
How do I fix CVE-2017-2956?
To fix CVE-2017-2956, update Adobe Acrobat Reader to version 11.0.19 or later.
What versions of Adobe Acrobat are affected by CVE-2017-2956?
CVE-2017-2956 affects Adobe Acrobat Reader versions 11.0.18 and earlier, and Adobe Acrobat DC versions 15.006.30244 and earlier, as well as 15.020.20042 and earlier.
What could an attacker achieve by exploiting CVE-2017-2956?
Exploiting CVE-2017-2956 could allow an attacker to execute arbitrary code on the victim's machine.
Is there any workaround for CVE-2017-2956?
The best workaround for CVE-2017-2956 is to disable JavaScript in the Adobe Acrobat settings until the software is updated.