Executive Summary



This Alert is flagged as TOP 25 Common Weakness Enumeration from CWE/SANS. For more information, you can read this.
Informations
Name CVE-2019-3856 First vendor Publication 2019-03-25
Vendor Cve Last vendor Modification 2023-11-07

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Overall CVSS Score 8.8
Base Score 8.8 Environmental Score 8.8
impact SubScore 5.9 Temporal Score 8.8
Exploitabality Sub Score 2.8
 
Attack Vector Network Attack Complexity Low
Privileges Required None User Interaction Required
Scope Unchanged Confidentiality Impact High
Integrity Impact High Availability Impact High
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:N/AC:M/Au:N/C:P/I:P/A:P)
Cvss Base Score 6.8 Attack Range Network
Cvss Impact Score 6.4 Attack Complexity Medium
Cvss Expoit Score 8.6 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

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.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-3856

CWE : Common Weakness Enumeration

% Id Name
50 % CWE-787 Out-of-bounds Write (CWE/SANS Top 25)
50 % CWE-190 Integer Overflow or Wraparound (CWE/SANS Top 25)

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 1
Application 1
Application 2
Os 2
Os 1
Os 2
Os 1
Os 1
Os 1
Os 1
Os 1
Os 1
Os 1

Sources (Detail)

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedora...
Source Url
BUGTRAQ https://seclists.org/bugtraq/2019/Apr/25
CONFIRM https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3856
https://security.netapp.com/advisory/ntap-20190327-0005/
DEBIAN https://www.debian.org/security/2019/dsa-4431
MISC https://www.libssh2.org/CVE-2019-3856.html
https://www.oracle.com/technetwork/security-advisory/cpuoct2019-5072832.html
MLIST https://lists.debian.org/debian-lts-announce/2019/03/msg00032.html
REDHAT 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
SUSE http://lists.opensuse.org/opensuse-security-announce/2019-03/msg00040.html
http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00003.html

Alert History

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Date Informations
2023-11-07 21:40:17
  • Multiple Updates
2021-05-05 01:35:16
  • Multiple Updates
2021-04-22 02:48:20
  • Multiple Updates
2020-10-15 17:22:50
  • Multiple Updates
2020-05-23 02:29:59
  • Multiple Updates
2019-08-08 12:04:48
  • Multiple Updates
2019-07-31 12:10:46
  • Multiple Updates
2019-07-17 12:11:02
  • Multiple Updates
2019-07-03 12:10:28
  • Multiple Updates
2019-05-15 05:19:15
  • Multiple Updates
2019-04-15 17:18:50
  • Multiple Updates
2019-04-05 12:08:49
  • Multiple Updates
2019-04-03 00:19:17
  • Multiple Updates
2019-03-29 05:19:32
  • Multiple Updates
2019-03-29 00:19:18
  • Multiple Updates
2019-03-28 00:19:06
  • Multiple Updates
2019-03-26 21:19:31
  • Multiple Updates
2019-03-26 00:18:57
  • First insertion