Out-of-bounds Read in Pdf-Xchange Editor
CVE-2022-42392
This vulnerability allows remote attackers to disclose sensitive information on affected installations of PDF-XChange Editor. 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 U3D files. Crafted data in a U3D 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-18661.
Vulnerability class: Buffer Overflow
EPSS: 0.004 (28.4th percentile) — read the EPSS interpretation.
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.
Affected products
- Pdf-xchange Editor — versions 9.4.363.0
- Pdf-xchange Pdf-xchange_editor
Weakness classification (CWE)
References
- zdi-disclosures@trendmicro.com (Vendor Advisory)
- zdi-disclosures@trendmicro.com (VDB Entry, Third Party Advisory)
Frequently asked questions
- What is CVE-2022-42392?
- CVE-2022-42392 is a medium-severity vulnerability in Pdf-Xchange Editor, classified under Out-of-bounds Read. CVSS score: 5.5/10. Published 2023-01-26.
- How severe is CVE-2022-42392?
- Medium severity. CVSS v3 base score is 5.5 out of 10.