{"id":"CVE-2023-42068","aliases":["EUVD-2023-46527","GHSA-px73-wrfm-6764"],"status":"published","title":"PDF-XChange Editor JB2 File Parsing Out-Of-Bounds Read Information Disclosure Vulnerability","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.\n\nThe 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.","severity":{"version":"3.0","score":3.3,"vector":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N","level":"low","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00418,"percentile":0.36556,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-125"],"published":"2024-05-03T02:12:47Z","modified":"2026-06-17T06:23:23Z","products":[{"vendor":"pdf-xchange","product":"pdf-tools"},{"vendor":"pdf-xchange","product":"pdf-xchange editor"},{"vendor":"pdf-xchange","product":"pdf-xchange_editor"}],"references":[{"url":"https://www.zerodayinitiative.com/advisories/ZDI-23-1369/","tags":["x_research-advisory","x_transferred","Third Party Advisory"]},{"url":"https://www.tracker-software.com/support/security-bulletins.html","tags":["vendor-advisory","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-42068"},{"url":"https://www.zerodayinitiative.com/advisories/ZDI-23-1369"},{"url":"https://github.com/advisories/GHSA-px73-wrfm-6764"}],"sources":{"cve":[{"id":"CVE-2023-42068","title":"PDF-XChange Editor JB2 File Parsing Out-Of-Bounds Read Information Disclosure Vulnerability","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.\n\nThe 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.","status":"published","published":"2024-05-03T02:12:47.846Z","modified":"2024-08-02T19:16:50.12Z","cvss":[{"version":"3.0","score":3.3,"vector":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N","level":"low","assessor":"cna"}],"cwes":["CWE-125"],"updated_at":"2026-11-02T14:35:17.812395Z"}],"euvd":[{"id":"EUVD-2023-46527","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.\n\nThe 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.","status":"published","published":"2024-05-03T02:12:47Z","modified":"2024-08-02T19:16:50Z","cvss":[{"version":"3.0","score":3.3,"vector":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N","level":"low"}],"updated_at":"2026-11-03T03:50:00.594157Z"}],"ghsa":[{"id":"GHSA-px73-wrfm-6764","title":"PDF-XChange Editor JB2 File Parsing Out-Of-Bounds Read Information Disclosure Vulnerability. This...","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.\n\nThe 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.","status":"published","published":"2024-05-03T03:31:01Z","modified":"2024-05-03T03:31:38Z","cvss":[{"version":"3.0","score":3.3,"vector":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N","level":"low"}],"cwes":["CWE-125"],"updated_at":"2026-11-02T14:57:18.91536Z"}],"nvd":[{"id":"CVE-2023-42068","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.\n\nThe 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.","status":"published","published":"2024-05-03T03:15:42.07Z","modified":"2026-06-17T06:23:23.07Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N","level":"medium","assessor":"primary"},{"version":"3.0","score":3.3,"vector":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N","level":"low","assessor":"secondary"}],"cwes":["CWE-125"],"updated_at":"2026-11-02T14:09:12.053868Z"}]}}