CVE-2018-11363 json
jpeg_size in pdfgen.c in PDFGen before 2018-04-09 has a heap-based buffer over-read.
published 2018-05-22 8 y ago modified 2026-06-17 4 mo ago also EUVD-2018-3399
- cvss
- 7.5
- version 3.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.9%
- EPSS 1.9% chance of exploitation in 30 days, percentile 79%
- public exploits
- 0
- none known
Summary
jpeg_size in pdfgen.c in PDFGen before 2018-04-09 has a heap-based buffer over-read.
Patch / fix
Exploit prediction
1.86% chance of exploitation in the next 30 days, higher than 79% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- github.com https://github.com/ChijinZ/security_advisories/tree/master/PDFgen-206ef1b referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.0 | 7.5 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
| NVD | 2.0 | 5.0 | AV:N/AC:L/Au:N/C:N/I:N/A:P |
Classification
- Weakness
-
- CWE-125 Out-of-bounds Read
References
-
github.com
/AndreRenaud/PDFGen/commit/ee58aff6918b8bbc3be29b9e3089485ea46ff956
patch, third-party-advisory
-
github.com
/ChijinZ/security_advisories/tree/master/PDFgen-206ef1b
exploit, third-party-advisory
Sources
- CVE List CVE-2018-11363
- NVD CVE-2018-11363
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.