Home/CVE/SumatraPDF 2.1.1/MuPDF 1.0 allows remote attackers to cause an Integer Overflow in the lex_number() function via a corru
CVE

CVE-2012-5340

SumatraPDF 2.1.1/MuPDF 1.0 allows remote attackers to cause an Integer Overflow in the lex_number() function via a corru

SumatraPDF 2.1.1/MuPDF 1.0 allows remote attackers to cause an Integer Overflow in the lex_number() function via a corrupt PDF file.

HIGH · CVSS 7.8 EPSS 0.02482
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  • Public exploit or PoC is available
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-190Integer Overflow or Wraparound
▤

Affected Products & Versions

2
sumatrapdfreader sumatrapdfall versions
artifex mupdfall versions
⚠

Public Exploits & PoCs

2
dosSumatraPDF 2.1.1/MuPDF 1.0 - Integer Overflowverified
pocwww.exploit-db.com · 23246www.exploit-db.com
▣

Scoring & Timeline

7.8
HIGH · CVSS v3.1 · cve@mitre.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD23 Jan 2020 · 10:15 PM
CVSS VectorCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
SSVC triage · cisa-vulnrichment
Exploitation
poc
Automatable
no
Technical impact
total
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
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References & Sources

2
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://bugs.ghostscript.com/show_bug.cgi?id=693371
https://cgit.ghostscript.com/cgi-bin/cgit.cgi/mupdf.git/commit/?id=f919270b6a732ff45c3ba2d0c105e2b39e9c9bc9
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