CVE-2018-25217
CVE-2018-25217 is a high-severity vulnerability in Rttsoftware Pdf Explorer with a CVSS 3.x base score of 8.4. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-787.
Key facts
- Severity: High (CVSS 3.x base score 8.4)
- CVSS v4: 8.6
- EPSS exploit prediction: 0% (12th percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2018-21692
- Weakness: CWE-787
- Affected product: Rttsoftware Pdf Explorer
- Published:
- Last modified:
Description
PDF Explorer 1.5.66.2 contains a structured exception handler (SEH) overflow vulnerability that allows local attackers to execute arbitrary code by overwriting SEH records with malicious data. Attackers can craft a payload with buffer overflow, NSEH jump, and ROP gadget chains that execute when the Custom fields settings dialog processes the malicious input in the Label field.
Frequently asked questions
- What is CVE-2018-25217?
- PDF Explorer 1.5.66.2 contains a structured exception handler (SEH) overflow vulnerability that allows local attackers to execute arbitrary code by overwriting SEH records with malicious data. Attackers can craft a payload with buffer overflow, NSEH jump, and ROP gadget chains that execute when the Custom fields settings dialog processes the malicious input in the Label field.
- How severe is CVE-2018-25217?
- CVE-2018-25217 has a CVSS 3.x base score of 8.4, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2018-25217 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (12th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2018-25217?
- CVE-2018-25217 affects Rttsoftware Pdf Explorer. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2018-25217?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- Does CVE-2018-25217 have an EU (EUVD) identifier?
- Yes. CVE-2018-25217 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2018-21692.
- When was CVE-2018-25217 published?
- CVE-2018-25217 was published on 2026-03-26 and last updated on 2026-06-17.
References
- http://www.rttsoftware.com/
- https://www.exploit-db.com/exploits/46016
- https://www.rttsoftware.com/files/PDFExplorerTrialSetup.zip
- https://www.vulncheck.com/advisories/pdf-explorer-structured-exception-handler-local-code-execution
Affected products (1)
- cpe:2.3:a:rttsoftware:pdf_explorer:1.5.66.2:*:*:*:*:*:*:*
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