Out-of-bounds Read in Foxit Pdf Editor
CVE-2022-43640
This vulnerability allows remote attackers to disclose sensitive information on affected installations of Foxit PDF Reader 12.0.1.12430. 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 parsing of PDF files. Crafted data in a PDF file can trigger a read past the end of an allocated buffer. An attacker can leverage this in conjunction with other vulnerabilities to execute arbitrary code in the context of the current process. Was ZDI-CAN-18629.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N.
EPSS exploit prediction
EPSS: 0.009 (59.0th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 59th percentile — 59.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.009 · newest: 0.009 · change: 0.000
Affected products
- Foxit Pdf Editor
- Foxit Pdf Reader — versions 12.0.1.12430
- Foxit Pdf Reader
- Microsoft Windows
Weakness classification (CWE)
References
- www.foxit.com/support/security-bulletins.html (Vendor Advisory)
- www.zerodayinitiative.com/advisories/ZDI-22-1660/ (VDB Entry, Third Party Advisory)
Frequently asked questions
- What is CVE-2022-43640?
- CVE-2022-43640 is a medium-severity vulnerability in Foxit Pdf Editor, classified under Out-of-bounds Read. CVSS score: 5.5/10. Published 2023-03-29.
- How severe is CVE-2022-43640?
- Medium severity. CVSS v3 base score is 5.5 out of 10.