Executive Summary

Summary
TitleOpenSSH: Multiple vulnerabilities
Informations
NameGLSA-201903-16First vendor Publication2019-03-20
VendorGentooLast vendor Modification2019-03-20
Severity (Vendor) N/ARevisionN/A

Security-Database Scoring CVSS v2

Cvss vector : (AV:N/AC:M/Au:N/C:N/I:P/A:P)
Cvss Base Score5.8Attack RangeNetwork
Cvss Impact Score4.9Attack ComplexityMedium
Cvss Expoit Score8.6AuthenticationNone Required
Calculate full CVSS 2.0 Vectors scores

Detail

Synopsis

Multiple vulnerabilities have been found in OpenSSH, the worst of which could allow a remote attacker to gain unauthorized access.

Background

OpenSSH is a complete SSH protocol implementation that includes SFTP client and server support.

Description

Multiple vulnerabilities have been discovered in OpenSSH. Please review the CVE identifiers referenced below for details.

Impact

A remote attacker could overwrite arbitrary files, transfer malicious files, or gain unauthorized access.

Workaround

There is no known workaround at this time.

Resolution

All OpenSSH users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=net-misc/openssh-7.9_p1-r4"

References

[ 1 ] CVE-2018-20685 : https://nvd.nist.gov/vuln/detail/CVE-2018-20685
[ 2 ] CVE-2019-6109 : https://nvd.nist.gov/vuln/detail/CVE-2019-6109
[ 3 ] CVE-2019-6110 : https://nvd.nist.gov/vuln/detail/CVE-2019-6110
[ 4 ] CVE-2019-6111 : https://nvd.nist.gov/vuln/detail/CVE-2019-6111

Availability

This GLSA and any updates to it are available for viewing at the Gentoo Security Website:

https://security.gentoo.org/glsa/201903-16

Original Source

Url : http://security.gentoo.org/glsa/glsa-201903-16.xml

CWE : Common Weakness Enumeration

%idName
75 %CWE-284Access Control (Authorization) Issues
25 %CWE-20Improper Input Validation

CPE : Common Platform Enumeration

TypeDescriptionCount
Application1
Application1
Application1
Application1
Application1
Application135
Application49
Os4
Os2
Os1
Os1

Nessus® Vulnerability Scanner

DateDescription
2019-01-16Name : The remote Fedora host is missing a security update.
File : fedora_2019-f6ff819834.nasl - Type : ACT_GATHER_INFO

Alert History

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0
DateInformations
2019-03-20 17:18:13
  • First insertion