CVE-2023-42066 — PDF-XChange Editor J2K File Parsing Out-Of-Bounds Read Information Disclosure Vu

PDF-XChange Editor J2K 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

01What is this vulnerability?

PDF-XChange Editor J2K 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.

02Affected products

Vendor	Product	Versions
PDF-XChange	PDF	XChange Editor — 9.5.368.0

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Open the Sigma generator with a pre-filled prompt for this CVE to draft a starting detection in your stack of choice:

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07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2024-05-03T02:12:46.353Z
• Last modified: 2024-08-02T19:16:50.334Z

09References

• www.zerodayinitiative.com — https://www.zerodayinitiative.com/advisories/ZDI-23-1344/
• www.tracker-software.com — https://www.tracker-software.com/support/security-bulletins.html