National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2019-3858 Detail

Current Description

An out of bounds read flaw was discovered in libssh2 before 1.8.1 when a specially crafted SFTP packet is received from the server. A remote attacker who compromises a SSH server may be able to cause a Denial of Service or read data in the client memory.

Source:  MITRE
View Analysis Description

Impact

CVSS v3.0 Severity and Metrics:

Base Score: 9.1 CRITICAL
Vector: AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H (V3 legend)
Impact Score: 5.2
Exploitability Score: 3.9


Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): None
Availability (A): High

CVSS v2.0 Severity and Metrics:

Base Score: 6.4 MEDIUM
Vector: (AV:N/AC:L/Au:N/C:P/I:N/A:P) (V2 legend)
Impact Subscore: 4.9
Exploitability Subscore: 10.0


Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (AU): None
Confidentiality (C): Partial
Integrity (I): None
Availability (A): Partial
Additional Information:
Allows unauthorized disclosure of information
Allows disruption of service

References to Advisories, Solutions, and Tools

By selecting these links, you will be leaving NIST webspace. We have provided these links to other web sites because they may have information that would be of interest to you. No inferences should be drawn on account of other sites being referenced, or not, from this page. There may be other web sites that are more appropriate for your purpose. NIST does not necessarily endorse the views expressed, or concur with the facts presented on these sites. Further, NIST does not endorse any commercial products that may be mentioned on these sites. Please address comments about this page to nvd@nist.gov.

Hyperlink Resource
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
http://packetstormsecurity.com/files/152136/Slackware-Security-Advisory-libssh2-Updates.html Third Party Advisory VDB Entry
http://www.openwall.com/lists/oss-security/2019/03/18/3 Mailing List Patch Third Party Advisory
http://www.securityfocus.com/bid/107485 Third Party Advisory VDB Entry
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3858 Issue Tracking Patch Third Party Advisory
https://lists.debian.org/debian-lts-announce/2019/03/msg00032.html Mailing List Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/5DK6VO2CEUTAJFYIKWNZKEKYMYR3NO2O/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/XCWEA5ZCLKRDUK62QVVYMFWLWKOPX3LO/ Third Party Advisory
https://seclists.org/bugtraq/2019/Apr/25
https://seclists.org/bugtraq/2019/Mar/25 Mailing List Third Party Advisory
https://security.netapp.com/advisory/ntap-20190327-0005/ Third Party Advisory
https://www.broadcom.com/support/fibre-channel-networking/security-advisories/brocade-security-advisory-2019-767 Third Party Advisory
https://www.debian.org/security/2019/dsa-4431
https://www.libssh2.org/CVE-2019-3858.html Patch Vendor Advisory

Technical Details

Vulnerability Type (View All)

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:a:libssh2:libssh2:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
Up to (excluding)
1.8.1

Configuration 2 ( hide )
 cpe:2.3:o:fedoraproject:fedora:29:*:*:*:*:*:*:*
     Show Matching CPE(s)

Configuration 3 ( hide )
 cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
     Show Matching CPE(s)

Configuration 4 ( hide )
 cpe:2.3:a:netapp:ontap_select_deploy_administration_utility:-:*:*:*:*:*:*:*
     Show Matching CPE(s)

Configuration 5 ( hide )
 cpe:2.3:o:opensuse:leap:15.0:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:opensuse:leap:42.3:*:*:*:*:*:*:*
     Show Matching CPE(s)


Change History

12 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2019-3858
NVD Published Date:
03/21/2019
NVD Last Modified:
04/15/2019