Libemf
CVE-2020-13999
MEDIUM
Severity by source
AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Lifecycle Timeline
1DescriptionNVD
ScaleViewPortExtEx in libemf.cpp in libEMF (aka ECMA-234 Metafile Library) 1.0.12 allows an integer overflow and denial of service via a crafted EMF file.
AnalysisAI
ScaleViewPortExtEx in libemf.cpp in libEMF (aka ECMA-234 Metafile Library) 1.0.12 allows an integer overflow and denial of service via a crafted EMF file. Rated medium severity (CVSS 5.5), this vulnerability is no authentication required, low attack complexity. No vendor patch available.
Technical ContextAI
This vulnerability is classified as Integer Overflow (CWE-190), which allows attackers to cause unexpected behavior through arithmetic overflow. ScaleViewPortExtEx in libemf.cpp in libEMF (aka ECMA-234 Metafile Library) 1.0.12 allows an integer overflow and denial of service via a crafted EMF file. Affected products include: Libemf Project Libemf, Fedoraproject Fedora.
RemediationAI
No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Validate arithmetic operations, use safe integer libraries, check bounds before allocation.
libEMF (aka ECMA-234 Metafile Library) through 1.0.11 allows a use-after-free. Rated high severity (CVSS 7.8), this vuln
libEMF (aka ECMA-234 Metafile Library) through 1.0.11 allows out-of-bounds memory access. Rated high severity (CVSS 7.8)
libEMF (aka ECMA-234 Metafile Library) through 1.0.11 allows denial of service (issue 2 of 2). Rated medium severity (CV
libEMF (aka ECMA-234 Metafile Library) through 1.0.11 allows denial of service (issue 1 of 2). Rated medium severity (CV
Same weakness CWE-190 – Integer Overflow or Wraparound
View allSame technique Denial Of Service
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External POC / Exploit Code
Leaving vuln.today