CVE-2018-11797 — In Apache PDFBox 1
In Apache PDFBox 1.8.0 to 1.8.15 and 2.0.0RC1 to 2.0.11, a carefully crafted PDF file can trigger an extremely long running computation when parsing the page tree.
Published
2018-10-05T20:00:00.000Z
Last modified
2024-09-16T16:33:51.092Z
01What is this vulnerability?
In Apache PDFBox 1.8.0 to 1.8.15 and 2.0.0RC1 to 2.0.11, a carefully crafted PDF file can trigger an extremely long running computation when parsing the page tree.
02Affected products
| Vendor | Product | Versions |
|---|
| Apache Software Foundation | Apache PDFBox | 1.8.0 to 1.8.15, 2.0.0RC1 to 2.0.11 |
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
Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.
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: 2018-10-05T20:00:00.000Z
- Last modified: 2024-09-16T16:33:51.092Z
09References
- lists.apache.org — https://lists.apache.org/thread.html/645574bc50b886d39c20b4065d51ccb1cd5d3a6b475…
- lists.apache.org — https://lists.apache.org/thread.html/a9760973a873522f4d4c0a99916ceb74f361d91006b…
- lists.debian.org — https://lists.debian.org/debian-lts-announce/2018/10/msg00008.html
- lists.fedoraproject.org — https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro…
- lists.fedoraproject.org — https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro…
- www.oracle.com — https://www.oracle.com/security-alerts/cpuapr2020.html
- lists.apache.org — https://lists.apache.org/thread.html/r54594251369e14c185da9662a5340a52afbbdf75d6…
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