DEBIAN-CVE-2019-3857

DEBIAN-CVE-2019-3857 PUBLISHED CVSS 8.800000190734863 HIGH

An integer overflow flaw which could lead to an out of bounds write was discovered in libssh2 before 1.8.1 in the way SSH_MSG_CHANNEL_REQUEST packets with an exit signal are parsed. A remote attacker who compromises a SSH server may be able to execute code on the client system when a user connects to the server.

Risk Scores

CVSS 3.1

8.800000190734863

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

Affected Products

Vendor	Product	Versions
Debian:13	libssh2	0, 0, 0
Debian:14	libssh2	0, 0, 0
Debian:11	libssh2	0, 0, 0
Debian:12	libssh2	0, 0, 0

Timeline

Mar 25, 2019 CVE Published
Apr 28, 2026 CVE Updated

References

https://security-tracker.debian.org/tracker/CVE-2019-3857 advisory

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