Vulnerability Details : CVE-2022-42403
This vulnerability allows remote attackers to execute arbitrary code 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 proper validation of the length of user-supplied data prior to copying it to a fixed-length heap-based buffer. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-18892.
Vulnerability category: OverflowMemory CorruptionExecute code
Products affected by CVE-2022-42403
- cpe:2.3:a:tracker-software:pdf-xchange_editor:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2022-42403
0.16%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 53 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2022-42403
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
7.8
|
HIGH | CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
1.8
|
5.9
|
Zero Day Initiative | |
|
7.8
|
HIGH | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
1.8
|
5.9
|
NIST |
CWE ids for CVE-2022-42403
-
A heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc().Assigned by: zdi-disclosures@trendmicro.com (Secondary)
-
The product writes data past the end, or before the beginning, of the intended buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2022-42403
-
https://www.tracker-software.com/product/pdf-xchange-editor/history
Tracker Software Products :: PDF-XChange Editor Version HistoryVendor Advisory
-
https://www.zerodayinitiative.com/advisories/ZDI-22-1391/
ZDI-22-1391 | Zero Day InitiativeThird Party Advisory;VDB Entry
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