6.4 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:P/I:N/A:P
9.1 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
0.033 Low
EPSS
Percentile
91.4%
The libssh2 packages provide a library that implements the SSH2 protocol.
The following packages have been upgraded to a later upstream version: libssh2 (1.8.0). (BZ#1592784)
Security Fix(es):
libssh2: Zero-byte allocation with a specially crafted SFTP packed leading to an out-of-bounds read (CVE-2019-3858)
libssh2: Out-of-bounds reads with specially crafted SSH packets (CVE-2019-3861)
For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
Additional Changes:
For detailed information on changes in this release, see the Red Hat Enterprise Linux 7.7 Release Notes linked from the References section.
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
RedHat | 7 | s390 | libssh2 | < 1.8.0-3.el7 | libssh2-1.8.0-3.el7.s390.rpm |
RedHat | 7 | noarch | libssh2-docs | < 1.8.0-3.el7 | libssh2-docs-1.8.0-3.el7.noarch.rpm |
RedHat | 7 | ppc | libssh2-devel | < 1.8.0-3.el7 | libssh2-devel-1.8.0-3.el7.ppc.rpm |
RedHat | 7 | ppc | libssh2 | < 1.8.0-3.el7 | libssh2-1.8.0-3.el7.ppc.rpm |
RedHat | 7 | x86_64 | libssh2 | < 1.8.0-3.el7 | libssh2-1.8.0-3.el7.x86_64.rpm |
RedHat | 7 | s390 | libssh2-debuginfo | < 1.8.0-3.el7 | libssh2-debuginfo-1.8.0-3.el7.s390.rpm |
RedHat | 7 | s390x | libssh2 | < 1.8.0-3.el7 | libssh2-1.8.0-3.el7.s390x.rpm |
RedHat | 7 | s390x | libssh2-debuginfo | < 1.8.0-3.el7 | libssh2-debuginfo-1.8.0-3.el7.s390x.rpm |
RedHat | 7 | ppc64le | libssh2-devel | < 1.8.0-3.el7 | libssh2-devel-1.8.0-3.el7.ppc64le.rpm |
RedHat | 7 | i686 | libssh2 | < 1.8.0-3.el7 | libssh2-1.8.0-3.el7.i686.rpm |
6.4 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:P/I:N/A:P
9.1 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
0.033 Low
EPSS
Percentile
91.4%