CVE-2009-4117
Multiple stack-based buffer overflows in pdf_shade4.c in MuPDF before commit 20091125231942, as used in SumatraPDF before 1.0.1, allow…
- 9.3HighCVSS base score
- 7.8%Exploitation in 30 daysEPSS · top 5.3% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- 1Public exploitsMetasploit, Nuclei and Exploit-DB
Description
Multiple stack-based buffer overflows in pdf_shade4.c in MuPDF before commit 20091125231942, as used in SumatraPDF before 1.0.1, allow remote attackers to cause a denial of service and possibly execute arbitrary code via a /Decode array for certain types of shading that are not properly handled by the (1) pdf_loadtype4shade, (2) pdf_loadtype5shade, (3) pdf_loadtype6shade, and (4) pdf_loadtype7shade functions. NOTE: some of these details are obtained from third party information.
Public exploit
An exploit or proof of concept is public: anyone can try it against an unpatched system. The public collections list an Exploit-DB entry for it.
Show the exploits1
Exploit-DB1 entry
- MuPDF < 20091125231942 - 'pdf_shade4.c' Multiple Stack Buffer Overflows (Exploit-DB entry) (opens in a new tab)
EDB-ID 10244local, windowspublished 28 Nov 2009Verified
Modules, templates and exploits as listed by the Metasploit Framework (BSD-3-Clause), ProjectDiscovery's Nuclei templates (MIT) and the Exploit Database (GPLv2), read once a day. Where the data comes from
Timeline
ID reserved
By mitre
- 1 day later
· 1 day later
Published
- 15 years later
· 15 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | High9.3 | AV:N/AC:M/Au:N/C:C/I:C/A:C |
- EPSS (exploitation in 30 days)
- 7.8% · top 5.3% of all CVEs (11 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 9.3.
Affected products
n/a
- affected n/a
References
9
- 37494 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- mupdf-pdfshade4c-bo(54441) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- 37513 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- http://blog.kowalczyk.info/software/sumatrapdf/news.html (opens in a new tab)x_refsource_CONFIRMx_transferred
- 20091128 MuPDF pdf_shade4.c multiple stack-based buffer overflows (opens in a new tab)mailing-listx_refsource_FULLDISCx_transferred
- ADV-2009-3355 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
- https://bugs.ghostscript.com/show_bug.cgi?id=708030 (opens in a new tab)
- https://cgit.ghostscript.com/cgi-bin/cgit.cgi/mupdf.git/commit/?id=a21cc1548993c392e474817bb3d656eb3730d88f (opens in a new tab)
- https://cgit.ghostscript.com/cgi-bin/cgit.cgi/mupdf.git/commit/?id=cf6860c3d70a2f7a63cdb621cc3b58c891915deb (opens in a new tab)
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2009-4088 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2009-4117)Record last updated .