CVE-2018-18689
Description
The Portable Document Format (PDF) specification does not provide any information regarding the concrete procedure of how to validate signatures. Consequently, a Signature Wrapping vulnerability exists in multiple products. An attacker can use /ByteRange and xref manipulations that are not detected by the signature-validation logic. This affects Foxit Reader before 9.4 and PhantomPDF before 8.3.9 and 9.x before 9.4. It also affects eXpert PDF 12 Ultimate, Expert PDF Reader, Nitro Pro, Nitro Reader, PDF Architect 6, PDF Editor 6 Pro, PDF Experte 9 Ultimate, PDFelement6 Pro, PDF Studio Viewer 2018, PDF Studio Pro, PDF-XChange Editor and Viewer, Perfect PDF 10 Premium, Perfect PDF Reader, Soda PDF, and Soda PDF Desktop.
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| avanquest expert_pdf_ultimate | 12.0.20 | — |
| avanquest pdf_experte_ultimate | 9.0.270 | — |
| foxitsoftware foxit_reader | 9.1.0, 9.2.0.9297, 9.3.0.10826, 9.2.0 | — |
| gonitro nitro_pro | 11.0.3.173 | — |
| gonitro nitro_reader | 5.5.9.2 | — |
| iskysoft pdf_editor_6 | 6.4.2.3521, 6.6.2.3315, 6.7.6.3399 | — |
| iskysoft pdfelement6 | 6.8.0.3523, 6.8.4.3921, 6.7.1.3355, 6.7.6.3399 | — |
| pdf-xchange pdf-xchange_editor | 7.0.237.1, 7.0.326 | — |
| pdfforge pdf_architect | 6.0.37, 6.1.24.1862 | — |
| qoppa pdf_studio | 12.0.7 | — |
| qoppa pdf_studio_viewer_2018 | 2018.0.1, 2018.2.0 | — |
| sodapdf soda_pdf | 9.3.17 | — |
| sodapdf soda_pdf_desktop | 10.2.09, 10.2.16.1217 | — |
| soft-xpansion perfect_pdf_10 | 10.0.0.1 | — |
| soft-xpansion perfect_pdf_reader | 13.0.3, 13.1.5 | — |
| tracker-software pdf-xchange_viewer | 2.5 | — |
| visagesoft expert_pdf_reader | 9.0.180 | — |
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Attack Surface Management
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