Vulnerability Details CVE-2019-3856
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.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.047
EPSS Ranking 88.7%
CVSS Severity
CVSS v3 Score 7.5
CVSS v2 Score 6.8
References
- http://lists.opensuse.org/opensuse-security-announce/2019-03/msg00040.html
- http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00003.html
- https://access.redhat.com/errata/RHSA-2019:0679
- https://access.redhat.com/errata/RHSA-2019:1175
- https://access.redhat.com/errata/RHSA-2019:1652
- https://access.redhat.com/errata/RHSA-2019:1791
- https://access.redhat.com/errata/RHSA-2019:1943
- https://access.redhat.com/errata/RHSA-2019:2399
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3856
- https://lists.debian.org/debian-lts-announce/2019/03/msg00032.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5DK6VO2CEUTAJFYIKWNZKEKYMYR3NO2O/
- https://seclists.org/bugtraq/2019/Apr/25
- https://security.netapp.com/advisory/ntap-20190327-0005/
- https://www.debian.org/security/2019/dsa-4431
- https://www.libssh2.org/CVE-2019-3856.html
- https://www.oracle.com/technetwork/security-advisory/cpuoct2019-5072832.html
- http://lists.opensuse.org/opensuse-security-announce/2019-03/msg00040.html
- http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00003.html
- https://access.redhat.com/errata/RHSA-2019:0679
- https://access.redhat.com/errata/RHSA-2019:1175
- https://access.redhat.com/errata/RHSA-2019:1652
- https://access.redhat.com/errata/RHSA-2019:1791
- https://access.redhat.com/errata/RHSA-2019:1943
- https://access.redhat.com/errata/RHSA-2019:2399
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3856
- https://lists.debian.org/debian-lts-announce/2019/03/msg00032.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5DK6VO2CEUTAJFYIKWNZKEKYMYR3NO2O/
- https://seclists.org/bugtraq/2019/Apr/25
- https://security.netapp.com/advisory/ntap-20190327-0005/
- https://www.debian.org/security/2019/dsa-4431
- https://www.libssh2.org/CVE-2019-3856.html
- https://www.oracle.com/technetwork/security-advisory/cpuoct2019-5072832.html
Products affected by CVE-2019-3856
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cpe:2.3:a:libssh2:libssh2:-
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cpe:2.3:a:libssh2:libssh2:0.1
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cpe:2.3:a:libssh2:libssh2:0.10
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cpe:2.3:a:libssh2:libssh2:0.11
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cpe:2.3:a:libssh2:libssh2:0.12
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cpe:2.3:a:libssh2:libssh2:0.13
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cpe:2.3:a:libssh2:libssh2:0.14
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cpe:2.3:a:libssh2:libssh2:0.15
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cpe:2.3:a:libssh2:libssh2:0.16
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cpe:2.3:a:libssh2:libssh2:0.17
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cpe:2.3:a:libssh2:libssh2:0.18
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cpe:2.3:a:libssh2:libssh2:0.3
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cpe:2.3:a:libssh2:libssh2:0.5
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cpe:2.3:a:libssh2:libssh2:0.6
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cpe:2.3:a:libssh2:libssh2:0.7
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cpe:2.3:a:libssh2:libssh2:0.8
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cpe:2.3:a:libssh2:libssh2:1.0
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cpe:2.3:a:libssh2:libssh2:1.1
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cpe:2.3:a:libssh2:libssh2:1.2
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cpe:2.3:a:libssh2:libssh2:1.2.1
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cpe:2.3:a:libssh2:libssh2:1.2.2
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cpe:2.3:a:libssh2:libssh2:1.2.3
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cpe:2.3:a:libssh2:libssh2:1.2.4
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cpe:2.3:a:libssh2:libssh2:1.2.5
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cpe:2.3:a:libssh2:libssh2:1.2.6
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cpe:2.3:a:libssh2:libssh2:1.2.7
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cpe:2.3:a:libssh2:libssh2:1.2.8
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cpe:2.3:a:libssh2:libssh2:1.2.9
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cpe:2.3:a:libssh2:libssh2:1.3.0
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cpe:2.3:a:libssh2:libssh2:1.4.0
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cpe:2.3:a:libssh2:libssh2:1.4.1
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cpe:2.3:a:libssh2:libssh2:1.4.2
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cpe:2.3:a:libssh2:libssh2:1.4.3
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cpe:2.3:a:libssh2:libssh2:1.5.0
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cpe:2.3:a:libssh2:libssh2:1.6.0
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cpe:2.3:a:libssh2:libssh2:1.7.0
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cpe:2.3:a:libssh2:libssh2:1.8.0
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cpe:2.3:a:netapp:ontap_select_deploy_administration_utility:-
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cpe:2.3:a:oracle:peoplesoft_enterprise_peopletools:8.56
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cpe:2.3:a:oracle:peoplesoft_enterprise_peopletools:8.57
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cpe:2.3:o:debian:debian_linux:8.0
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cpe:2.3:o:debian:debian_linux:9.0
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cpe:2.3:o:fedoraproject:fedora:28
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cpe:2.3:o:opensuse:leap:15.0
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cpe:2.3:o:opensuse:leap:42.3
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cpe:2.3:o:redhat:enterprise_linux:8.0
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cpe:2.3:o:redhat:enterprise_linux_desktop:7.0
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cpe:2.3:o:redhat:enterprise_linux_server:7.0
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cpe:2.3:o:redhat:enterprise_linux_server_aus:7.6
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cpe:2.3:o:redhat:enterprise_linux_server_eus:7.6
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cpe:2.3:o:redhat:enterprise_linux_server_tus:7.6
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cpe:2.3:o:redhat:enterprise_linux_workstation:7.0