CVE-2019-6770: Foxit Reader AcroForm resetForm Use-After-Free Information Disclosure Vulnerability
First published: Mon Jun 03 2019(Updated: )
This vulnerability allows remote attackers to disclose sensitive information on vulnerable installations of Foxit Reader 9.4.1.16828. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the resetForm method when processing AcroForms. The issue results from the lack of validating the existence of an object prior to performing operations on the object. An attacker can leverage this in conjunction with other vulnerabilities to execute code in the context of the current process. Was ZDI-CAN-8229.
Credit: zdi-disclosures@trendmicro.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Foxit PDF Reader | ||
| Foxit Reader | <=9.4.1.16828 | |
| Foxit PhantomPDF | <=8.3.9.41099 | |
| Foxit PhantomPDF | >=9.0.0<=9.4.1.16828 | |
| Microsoft Windows Operating System |
Never miss a vulnerability like this again
Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.
Reference Links
Frequently Asked Questions
What is the severity of CVE-2019-6770?
CVE-2019-6770 is rated as a medium severity vulnerability due to its potential for sensitive information disclosure.
How do I fix CVE-2019-6770?
To fix CVE-2019-6770, update your Foxit Reader to the latest available version that addresses this vulnerability.
What types of attacks exploit CVE-2019-6770?
CVE-2019-6770 can be exploited through user interaction by visiting a malicious webpage or opening a compromised file.
Which versions of Foxit Reader are affected by CVE-2019-6770?
CVE-2019-6770 affects Foxit Reader version 9.4.1.16828 and earlier versions.
Is CVE-2019-6770 relevant for Foxit PhantomPDF users?
Yes, CVE-2019-6770 also affects certain versions of Foxit PhantomPDF up to 9.4.1.16828.
- agent/references
- agent/type
- agent/severity
- agent/weakness
- agent/author
- agent/remedy
- agent/title
- agent/description
- collector/mitre-cve
- source/MITRE
- agent/last-modified-date
- agent/first-publish-date
- agent/trending
- agent/source
- collector/zdi-advisory
- source/ZDI
- alias/ZDI-19-444
- alias/ZDI-CAN-8229
- alias/CVE-2019-6770
- agent/software-canonical-lookup
- agent/software-canonical-lookup-request
- agent/tags
- agent/softwarecombine
- agent/event
- collector/nvd-index
- vendor/foxit
- canonical/foxit pdf reader
- vendor/foxitsoftware
- canonical/foxit reader
- version/foxit reader/9.4.1.16828
- canonical/foxit phantompdf
- version/foxit phantompdf/8.3.9.41099
- version/foxit phantompdf/9.0.0
- version/foxit phantompdf/9.4.1.16828
- vendor/microsoft
- canonical/microsoft windows operating system