Use After Free in Pdf-Xchange Editor
CVE-2022-42414
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 PDF files. 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 arbitrary code in the context of the current process. Was ZDI-CAN-18326.
Vulnerability class: Use-After-Free
EPSS: 0.004 (33.8th 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 9.4.362.0
- Pdf-xchange Pdf-xchange_editor
Weakness classification (CWE)
References
- zdi-disclosures@trendmicro.com (Release Notes, Vendor Advisory)
- zdi-disclosures@trendmicro.com (VDB Entry, Third Party Advisory)
Frequently asked questions
- What is CVE-2022-42414?
- CVE-2022-42414 is a medium-severity vulnerability in Pdf-Xchange Editor, classified under Use After Free. CVSS score: 5.5/10. Published 2023-01-26.
- How severe is CVE-2022-42414?
- Medium severity. CVSS v3 base score is 5.5 out of 10.