CVE-2019-3863 (GCVE-0-2019-3863)

Vulnerability from cvelistv5 – Published: 2019-03-25 17:52 – Updated: 2026-10-14 06:35
VLAI
Summary
A flaw was found in libssh2 before 1.8.1 creating a vulnerability on the SSH client side. A server could send a multiple keyboard interactive response messages whose total length are greater than unsigned char max characters. This value is used by the SSH client as an index to copy memory causing in an out of bounds memory write error.
Severity
7.5 (High)
CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
SSVC
Exploitation: none Automatable: no Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2025-04-23 13:20 UTC
CWE
Assigner
redhat CNA under the redhat root
CNA scorecard B 81/100 over 1014 records in the last 180 days details
References
Impacted products
Show details on NVD website
To clipboard 

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