Out-of-bounds read in Foxit PDF Reader for Windows and Foxit PDF Editor (formerly Foxit PhantomPDF) - #VU15047
Published: September 30, 2018
Vulnerability identifier: #VU15047
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: N/A
CWE-ID: CWE-125
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Foxit Software Inc.
Affected software:
Foxit PDF Reader for Windows
Foxit PDF Editor (formerly Foxit PhantomPDF)
Foxit PDF Reader for Windows
Foxit PDF Editor (formerly Foxit PhantomPDF)
Detailed vulnerability description
The vulnerability allows a remote attacker to disclose sensitive information.
The vulnerability exists due to a boundary error when processing Lower () method of a XFA object due to the abnormal data access resulting from the different definition of object character length in WideString and ByteString. A remote attacker can create a specially crafted PDF file, trick the victim into opening it, trigger out-of-bounds read error and gain access to sensitive information.
Remediation
Install updates from vendor's website.