CVE-2019-3856

CVSS V2 Medium 6.8 CVSS V3 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.
Overview
  • CVE ID
  • CVE-2019-3856
  • Assigner
  • secalert@redhat.com
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2019-03-25T19:29:01
  • Last Modified Date
  • 2020-10-15T13:43:36
Weakness Enumerations
CWE URL
CWE-190 http://cwe.mitre.org/data/definitions/190.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:libssh2:libssh2:*:*:*:*:*:*:*:* 1 OR 1.8.1
cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:netapp:ontap_select_deploy_administration_utility:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:opensuse:leap:15.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:opensuse:leap:42.3:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:advanced_virtualization:*:*:* 1 OR
cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:redhat:enterprise_linux_server_aus:7.6:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:redhat:enterprise_linux_server_eus:7.6:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:redhat:enterprise_linux_server_tus:7.6:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:fedoraproject:fedora:28:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:oracle:peoplesoft_enterprise_peopletools:8.56:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:oracle:peoplesoft_enterprise_peopletools:8.57:*:*:*:*:*:*:* 1 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:M/Au:N/C:P/I:P/A:P
  • Access Vector
  • NETWORK
  • Access Compatibility
  • MEDIUM
  • Authentication
  • NONE
  • Confidentiality Impact
  • PARTIAL
  • Integrity Impact
  • PARTIAL
  • Availability Impact
  • PARTIAL
  • Base Score
  • 6.8
  • Severity
  • MEDIUM
  • Exploitability Score
  • 8.6
  • Impact Score
  • 6.4
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • REQUIRED
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • HIGH
  • Availability Impact
  • HIGH
  • Base Score
  • 8.8
  • Base Severity
  • HIGH
  • Exploitability Score
  • 2.8
  • Impact Score
  • 5.9
References
Reference URL Reference Tags
https://www.libssh2.org/CVE-2019-3856.html Patch Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3856 Issue Tracking Patch Third Party Advisory
https://lists.debian.org/debian-lts-announce/2019/03/msg00032.html Third Party Advisory
https://security.netapp.com/advisory/ntap-20190327-0005/ Third Party Advisory
https://access.redhat.com/errata/RHSA-2019:0679 Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2019-03/msg00040.html Mailing List Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00003.html Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/5DK6VO2CEUTAJFYIKWNZKEKYMYR3NO2O/ Mailing List Third Party Advisory
https://www.debian.org/security/2019/dsa-4431 Third Party Advisory
https://seclists.org/bugtraq/2019/Apr/25 Mailing List Third Party Advisory
https://access.redhat.com/errata/RHSA-2019:1175 Third Party Advisory
https://access.redhat.com/errata/RHSA-2019:1652 Third Party Advisory
https://access.redhat.com/errata/RHSA-2019:1791 Third Party Advisory
https://access.redhat.com/errata/RHSA-2019:1943 Third Party Advisory
https://access.redhat.com/errata/RHSA-2019:2399 Third Party Advisory
https://www.oracle.com/technetwork/security-advisory/cpuoct2019-5072832.html Patch Third Party Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2019-3856
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-3856
History
Created Old Value New Value Data Type Notes
2022-05-10 17:08:20 Added to TrackCVE
2022-12-03 18:36:59 2019-03-25T19:29Z 2019-03-25T19:29:01 CVE Published Date updated
2022-12-03 18:36:59 2020-10-15T13:43:36 CVE Modified Date updated
2022-12-03 18:36:59 Analyzed Vulnerability Status updated
2022-12-03 18:36:59 CWE-190 Weakness Enumeration updated