What’s Vulnerable › Vulnerabilities
CVE-2021-31812: A carefully crafted PDF file can trigger an infinite loop while loading the file
- Severity: medium (CVSS 5.5 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 3.1% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2021-06-12 · updated 2026-06-17
- Weakness: CWE-834
Description
In Apache PDFBox, a carefully crafted PDF file can trigger an infinite loop while loading the file. This issue affects Apache PDFBox version 2.0.23 and prior 2.0.x versions.
Affected products
- Apache Software Foundation Apache PDFBox: from 2.0.0 through 2.0.23
- Fedoraproject Fedora: 33, 34
- Oracle Banking Corporate Lending Process Management: 14.2.0, 14.3.0, 14.5.0
- Oracle Banking Credit Facilities Process Management: 14.2.0, 14.3.0, 14.5.0
- Oracle Banking Supply Chain Finance: 14.2.0, 14.3.0, 14.5.0
- Oracle Communications Messaging Server: 8.1
- Oracle Corporation Retail Customer Management and Segmentation Foundation: 18.1
References
- http://www.openwall.com/lists/oss-security/2021/06/12/1
- https://lists.apache.org/thread.html/r132e9dbbe0ebdc08b39583d8be0a575fdba573d60a42d940228bceff%40%3Cnotifications.ofbiz.apache.org%3E
- https://lists.apache.org/thread.html/r143fd8445e0e778f4a85187bd79438630b96b8040e9401751fdb8aea%40%3Ccommits.ofbiz.apache.org%3E
- https://lists.apache.org/thread.html/r179cc3b6822c167702ab35fe36093d5da4c99af44238c8a754c6860f%40%3Ccommits.ofbiz.apache.org%3E
- https://lists.apache.org/thread.html/r2090789e4dcc2c87aacbd87d5f18e2d64dcb9f6eb7c47f5cf7d293cb%40%3Cnotifications.ofbiz.apache.org%3E
- https://lists.apache.org/thread.html/ra2ab0ce69ce8aaff0773b8c1036438387ce004c2afc6f066626e205e%40%3Cusers.pdfbox.apache.org%3E
- https://lists.apache.org/thread.html/ra2ab0ce69ce8aaff0773b8c1036438387ce004c2afc6f066626e205e%40%3Cusers.pdfbox.apache.org%3E
- https://lists.apache.org/thread.html/ra2ab0ce69ce8aaff0773b8c1036438387ce004c2afc6f066626e205e%40%3Cusers.pdfbox.apache.org%3E
- https://lists.apache.org/thread.html/ra2ab0ce69ce8aaff0773b8c1036438387ce004c2afc6f066626e205e%40%3Cusers.pdfbox.apache.org%3E
- https://lists.apache.org/thread.html/rd4b6db6c3b8ab3c70f1c3bbd725a40920896453ffc2744ade6afd9fb%40%3Cnotifications.ofbiz.apache.org%3E
- https://lists.apache.org/thread.html/re0cacd3fb337cdf8469853913ed2b4ddd8f8bfc52ff0ddbe61c1dfba%40%3Ccommits.ofbiz.apache.org%3E
- https://lists.apache.org/thread.html/rf251f6c358087107f8c23473468b279d59d50a75db6b4768165c78d3%40%3Cannounce.apache.org%3E
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