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CVE-2020-21677

🗓️ 10 Aug 2021 20:19:47Reported by mitreType 
cve
 cve
🔗 web.nvd.nist.gov👁 50 Views

A heap-based buffer overflow in Libsixel 1.8.4 allows attackers to cause a denial of service by converting a crafted PNG file into Sixel format

Related
Detection
Refs
ReporterTitlePublishedViews
Family
Circl
CVE-2020-21677
11 Aug 202100:37
circl
CNNVD
libsixel 缓冲区错误漏洞
10 Aug 202100:00
cnnvd
Cvelist
CVE-2020-21677
10 Aug 202120:19
cvelist
Debian CVE
CVE-2020-21677
10 Aug 202120:19
debiancve
EUVD
EUVD-2020-14445
7 Oct 202500:30
euvd
NVD
CVE-2020-21677
10 Aug 202121:15
nvd
OSV
DEBIAN-CVE-2020-21677
10 Aug 202121:15
osv
OSV
UBUNTU-CVE-2020-21677
10 Aug 202121:15
osv
Prion
Heap overflow
10 Aug 202121:15
prion
RedhatCVE
CVE-2020-21677
22 May 202517:00
redhatcve
Rows per page
NVD
Node
saitohalibsixelMatch1.8.4

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24 Apr 2026 12:56Current
6.5Medium risk
Vulners AI Score6.5
CVSS 24.3
CVSS 3.16.5
EPSS0.00278
50