CVE-2020-21677

MEDIUM

6.5

Description

A heap-based buffer overflow in the sixel_encoder_output_without_macro function in encoder.c of Libsixel 1.8.4 allows attackers to cause a denial of service (DOS) via converting a crafted PNG file into Sixel format.

Details CVE

Score CVSS v3.16.5

SeveriteMEDIUM

Vecteur CVSSCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Vecteur d'attaqueNETWORK

ComplexiteLOW

Privileges requisNONE

Interaction utilisateurREQUIRED

Publie8/10/2021

Derniere modification11/21/2024

Sourcenvd

Observations honeypot0

Produits affectes

libsixel_project:libsixel

Faiblesses (CWE)

CWE-787

References

https://github.com/saitoha/libsixel/issues/123(cve@mitre.org)

https://github.com/saitoha/libsixel/issues/123(af854a3a-2127-422b-91ae-364da2661108)

Correlations IOC

Aucune correlation enregistree

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