CVE-2019-3856

HIGH

8.8

Description

An integer overflow flaw, which could lead to an out of bounds write, was discovered in libssh2 before 1.8.1 in the way keyboard prompt requests 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.

CVE Details

CVSS v3.1 Score8.8

SeverityHIGH

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

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredNONE

User InteractionREQUIRED

Published3/25/2019

Last Modified11/21/2024

Sourcenvd

Honeypot Sightings0

Affected Products

debian:debian_linuxfedoraproject:fedoralibssh2:libssh2netapp:ontap_select_deploy_administration_utilityopensuse:leaporacle:peoplesoft_enterprise_peopletoolsredhat:enterprise_linuxredhat:enterprise_linux_desktopredhat:enterprise_linux_serverredhat:enterprise_linux_server_ausredhat:enterprise_linux_server_eusredhat:enterprise_linux_server_tusredhat:enterprise_linux_workstation

Weaknesses (CWE)

CWE-190CWE-787CWE-190CWE-787

References

http://lists.opensuse.org/opensuse-security-announce/2019-03/msg00040.html(secalert@redhat.com)

http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00003.html(secalert@redhat.com)

https://access.redhat.com/errata/RHSA-2019:0679(secalert@redhat.com)

https://access.redhat.com/errata/RHSA-2019:1175(secalert@redhat.com)

https://access.redhat.com/errata/RHSA-2019:1652(secalert@redhat.com)

https://access.redhat.com/errata/RHSA-2019:1791(secalert@redhat.com)

https://access.redhat.com/errata/RHSA-2019:1943(secalert@redhat.com)

https://access.redhat.com/errata/RHSA-2019:2399(secalert@redhat.com)

https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3856(secalert@redhat.com)

https://lists.debian.org/debian-lts-announce/2019/03/msg00032.html(secalert@redhat.com)

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5DK6VO2CEUTAJFYIKWNZKEKYMYR3NO2O/(secalert@redhat.com)

https://seclists.org/bugtraq/2019/Apr/25(secalert@redhat.com)

https://security.netapp.com/advisory/ntap-20190327-0005/(secalert@redhat.com)

https://www.debian.org/security/2019/dsa-4431(secalert@redhat.com)

https://www.libssh2.org/CVE-2019-3856.html(secalert@redhat.com)

https://www.oracle.com/technetwork/security-advisory/cpuoct2019-5072832.html(secalert@redhat.com)

http://lists.opensuse.org/opensuse-security-announce/2019-03/msg00040.html(af854a3a-2127-422b-91ae-364da2661108)

http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00003.html(af854a3a-2127-422b-91ae-364da2661108)

https://access.redhat.com/errata/RHSA-2019:0679(af854a3a-2127-422b-91ae-364da2661108)

https://access.redhat.com/errata/RHSA-2019:1175(af854a3a-2127-422b-91ae-364da2661108)

https://access.redhat.com/errata/RHSA-2019:1652(af854a3a-2127-422b-91ae-364da2661108)

https://access.redhat.com/errata/RHSA-2019:1791(af854a3a-2127-422b-91ae-364da2661108)

https://access.redhat.com/errata/RHSA-2019:1943(af854a3a-2127-422b-91ae-364da2661108)

https://access.redhat.com/errata/RHSA-2019:2399(af854a3a-2127-422b-91ae-364da2661108)

https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3856(af854a3a-2127-422b-91ae-364da2661108)

https://lists.debian.org/debian-lts-announce/2019/03/msg00032.html(af854a3a-2127-422b-91ae-364da2661108)

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5DK6VO2CEUTAJFYIKWNZKEKYMYR3NO2O/(af854a3a-2127-422b-91ae-364da2661108)

https://seclists.org/bugtraq/2019/Apr/25(af854a3a-2127-422b-91ae-364da2661108)

https://security.netapp.com/advisory/ntap-20190327-0005/(af854a3a-2127-422b-91ae-364da2661108)

https://www.debian.org/security/2019/dsa-4431(af854a3a-2127-422b-91ae-364da2661108)

https://www.libssh2.org/CVE-2019-3856.html(af854a3a-2127-422b-91ae-364da2661108)

https://www.oracle.com/technetwork/security-advisory/cpuoct2019-5072832.html(af854a3a-2127-422b-91ae-364da2661108)

IOC Correlations

No correlations recorded

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