Vulnerability · Published May 3, 2024 · Assigned by zdi

CVE-2023-42068PDF-XChange Editor JB2 File Parsing Out-Of-Bounds Read Information Disclosure Vulnerability

Low 3.3

In plain English

A low-severity out-of-bounds read in PDF-XChange Editor from PDF-XChange. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 36% of all known vulnerabilities).

Severity (CVSS 3.0)3.3Low

Exploit odds (30 days)0.4%top 63.7% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

PDF-XChange Editor JB2 File Parsing Out-Of-Bounds Read Information Disclosure Vulnerability. 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 JB2 files. The issue results from the lack of proper validation of user-supplied data, which can result in a read past the end of an allocated 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-20985.

Affected products (as reported)

Vendor	Product	Versions
PDF-XChange	PDF-XChange Editor	9.5.368.0

Weakness: CWE-125 · Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N

References

ZDI-23-1369 x_research-advisory
vendor-provided URL vendor-advisory