CVE-2019-3856
- Source
- https://cve.org/CVERecord?id=CVE-2019-3856
- Import Source
- https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2019-3856.json
- JSON Data
- https://api.osv.dev/v1/vulns/CVE-2019-3856
- Downstream
ALPINE (1)
BELL (1)
CLSA (1)
DEBIAN (1)
MGASA (1)
openSUSE (4)
UBUNTU (1)
- Related
- Published
- 2019-03-25T19:29:01Z
- Modified
- 2026-10-24T10:47:43Z
- Severity
-
- 8.8 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H CVSS Calculator
- Summary
- [none]
- Details
-
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.
- Database specific
{ "unresolved_ranges": [ { "cpes": [ "cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*", "cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*" ], "extracted_events": [ { "range": [ { "introduced": "8.0" }, { "last_affected": "8.0" }, { "introduced": "9.0" }, { "last_affected": "9.0" } ], "source": "CPE_STRING" } ], "vendor_product": "debian:debian_linux" }, { "cpes": [ "cpe:2.3:o:fedoraproject:fedora:28:*:*:*:*:*:*:*" ], "extracted_events": [ { "range": [ { "introduced": "28" }, { "last_affected": "28" } ], "source": "CPE_STRING" } ], "vendor_product": "fedoraproject:fedora" }, { "cpes": [ "cpe:2.3:o:opensuse:leap:15.0:*:*:*:*:*:*:*", "cpe:2.3:o:opensuse:leap:42.3:*:*:*:*:*:*:*" ], "extracted_events": [ { "range": [ { "introduced": "15.0" }, { "last_affected": "15.0" }, { "introduced": "42.3" }, { "last_affected": "42.3" } ], "source": "CPE_STRING" } ], "vendor_product": "opensuse:leap" }, { "cpes": [ "cpe:2.3:a:oracle:peoplesoft_enterprise_peopletools:8.56:*:*:*:*:*:*:*", "cpe:2.3:a:oracle:peoplesoft_enterprise_peopletools:8.57:*:*:*:*:*:*:*" ], "extracted_events": [ { "range": [ { "introduced": "8.56" }, { "last_affected": "8.56" }, { "introduced": "8.57" }, { "last_affected": "8.57" } ], "source": "CPE_STRING" } ], "vendor_product": "oracle:peoplesoft_enterprise_peopletools" }, { "cpes": [ "cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:advanced_virtualization:*:*:*" ], "extracted_events": [ { "range": [ { "introduced": "8.0" }, { "last_affected": "8.0" } ], "source": "CPE_STRING" } ], "vendor_product": "redhat:enterprise_linux" }, { "cpes": [ "cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:*" ], "extracted_events": [ { "range": [ { "introduced": "7.0" }, { "last_affected": "7.0" } ], "source": "CPE_STRING" } ], "vendor_product": "redhat:enterprise_linux_desktop" }, { "cpes": [ "cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:*" ], "extracted_events": [ { "range": [ { "introduced": "7.0" }, { "last_affected": "7.0" } ], "source": "CPE_STRING" } ], "vendor_product": "redhat:enterprise_linux_server" }, { "cpes": [ "cpe:2.3:o:redhat:enterprise_linux_server_aus:7.6:*:*:*:*:*:*:*" ], "extracted_events": [ { "range": [ { "introduced": "7.6" }, { "last_affected": "7.6" } ], "source": "CPE_STRING" } ], "vendor_product": "redhat:enterprise_linux_server_aus" }, { "cpes": [ "cpe:2.3:o:redhat:enterprise_linux_server_eus:7.6:*:*:*:*:*:*:*" ], "extracted_events": [ { "range": [ { "introduced": "7.6" }, { "last_affected": "7.6" } ], "source": "CPE_STRING" } ], "vendor_product": "redhat:enterprise_linux_server_eus" }, { "cpes": [ "cpe:2.3:o:redhat:enterprise_linux_server_tus:7.6:*:*:*:*:*:*:*" ], "extracted_events": [ { "range": [ { "introduced": "7.6" }, { "last_affected": "7.6" } ], "source": "CPE_STRING" } ], "vendor_product": "redhat:enterprise_linux_server_tus" }, { "cpes": [ "cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:*" ], "extracted_events": [ { "range": [ { "introduced": "7.0" }, { "last_affected": "7.0" } ], "source": "CPE_STRING" } ], "vendor_product": "redhat:enterprise_linux_workstation" } ] }- References
-
- https://cert-portal.siemens.com/productcert/html/ssa-398330.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5DK6VO2CEUTAJFYIKWNZKEKYMYR3NO2O/
- 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://lists.debian.org/debian-lts-announce/2019/03/msg00032.html
- https://seclists.org/bugtraq/2019/Apr/25
- https://security.netapp.com/advisory/ntap-20190327-0005/
- https://www.debian.org/security/2019/dsa-4431
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3856
- https://www.libssh2.org/CVE-2019-3856.html
- https://www.oracle.com/technetwork/security-advisory/cpuoct2019-5072832.html
Affected packages
Git / github.com/libssh2/libssh2
Affected ranges
- Type
- GIT
- Repo
- https://github.com/libssh2/libssh2
- Events
-
Introduced0 Unknown introduced commit / All previous commits are affectedFixed
- Database specific
-
Show details
{ "extracted_events": [ { "cpe": "cpe:2.3:a:libssh2:libssh2:*:*:*:*:*:*:*:*", "range": [ { "introduced": "0" }, { "fixed": "1.8.1" } ], "source": "CPE_RANGE" } ] }
Affected versions
RELEASE.*
RELEASE.0.1
RELEASE.0.10
RELEASE.0.11
RELEASE.0.12
RELEASE.0.13
RELEASE.0.14
RELEASE.0.15
RELEASE.0.16
RELEASE.0.17
RELEASE.0.18
RELEASE.0.3
RELEASE.0.5
RELEASE.0.6
RELEASE.0.7
RELEASE.0.8
RELEASE.1.0
RELEASE.1.1
beforenb-0.*
beforenb-0.14
beforenb2-0.*
beforenb2-0.14
libssh2-1.*
libssh2-1.2
libssh2-1.2.1
libssh2-1.2.3
libssh2-1.2.4
libssh2-1.2.5
libssh2-1.2.6
libssh2-1.2.7
libssh2-1.2.8
libssh2-1.2.9
libssh2-1.3.0
libssh2-1.4.0
libssh2-1.4.1
libssh2-1.4.2
libssh2-1.4.3
libssh2-1.5.0
libssh2-1.6.0
libssh2-1.7.0
libssh2-1.8.0