openSUSE Security Update : libssh2_org (openSUSE-2019-1109)
high Nessus Plugin ID 123656
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New! Plugin Severity Now Using CVSS v3
The calculated severity for Plugins has been updated to use CVSS v3 by default. Plugins that do not have a CVSS v3 score will fall back to CVSS v2 for calculating severity. Severity display preferences can be toggled in the settings dropdown.
Synopsis
The remote openSUSE host is missing a security update.Description
This update for libssh2_org fixes the following issues :Security issues fixed:	
- CVE-2019-3861: Fixed Out-of-bounds reads with specially crafted SSH packets (bsc#1128490).
- CVE-2019-3862: Fixed Out-of-bounds memory comparison with specially crafted message channel request packet (bsc#1128492).
- CVE-2019-3860: Fixed Out-of-bounds reads with specially crafted SFTP packets (bsc#1128481).
- CVE-2019-3863: Fixed an Integer overflow in user authenicate keyboard interactive which could allow out-of-bounds writes with specially crafted keyboard responses (bsc#1128493).
- CVE-2019-3856: Fixed a potential Integer overflow in keyboard interactive handling which could allow out-of-bounds write with specially crafted payload (bsc#1128472).
- CVE-2019-3859: Fixed Out-of-bounds reads with specially crafted payloads due to unchecked use of
_libssh2_packet_require and _libssh2_packet_requirev (bsc#1128480).
- CVE-2019-3855: Fixed a potential Integer overflow in transport read which could allow out-of-bounds write with specially crafted payload (bsc#1128471).
- CVE-2019-3858: Fixed a potential zero-byte allocation which could lead to an out-of-bounds read with a specially crafted SFTP packet (bsc#1128476).
- CVE-2019-3857: Fixed a potential Integer overflow which could lead to zero-byte allocation and out-of-bounds with specially crafted message channel request SSH packet (bsc#1128474).
This update was imported from the SUSE:SLE-15:Update update project.
Solution
Update the affected libssh2_org packages.See Also
https://bugzilla.opensuse.org/show_bug.cgi?id=1128471
https://bugzilla.opensuse.org/show_bug.cgi?id=1128472
https://bugzilla.opensuse.org/show_bug.cgi?id=1128474
https://bugzilla.opensuse.org/show_bug.cgi?id=1128476
https://bugzilla.opensuse.org/show_bug.cgi?id=1128480
https://bugzilla.opensuse.org/show_bug.cgi?id=1128481
https://bugzilla.opensuse.org/show_bug.cgi?id=1128490
Plugin Details
Severity: High
ID: 123656
File Name: openSUSE-2019-1109.nasl
Version: 1.4
Type: local
Agent: unix
Family: SuSE Local Security Checks
Published: 4/3/2019
Updated: 1/19/2021
Dependencies: ssh_get_info.nasl
Risk Information
CVSS Score Source: CVE-2019-3855
VPR
Risk Factor: Medium
Score: 5.9
CVSS v2
Risk Factor: High
Base Score: 9.3
Temporal Score: 6.9
Vector: AV:N/AC:M/Au:N/C:C/I:C/A:C
Temporal Vector: E:U/RL:OF/RC:C
CVSS v3
Risk Factor: High
Base Score: 8.8
Temporal Score: 7.7
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Temporal Vector: E:U/RL:O/RC:C
Vulnerability Information
CPE: p-cpe:/a:novell:opensuse:libssh2-1, p-cpe:/a:novell:opensuse:libssh2-1-32bit, p-cpe:/a:novell:opensuse:libssh2-1-32bit-debuginfo, p-cpe:/a:novell:opensuse:libssh2-1-debuginfo, p-cpe:/a:novell:opensuse:libssh2-devel, p-cpe:/a:novell:opensuse:libssh2_org-debugsource, cpe:/o:novell:opensuse:15.0
Required KB Items: Host/local_checks_enabled, Host/SuSE/release, Host/SuSE/rpm-list, Host/cpu
Exploit Ease: No known exploits are available
Patch Publication Date: 4/2/2019
Vulnerability Publication Date: 3/21/2019
Reference Information
CVE: CVE-2019-3855, CVE-2019-3856, CVE-2019-3857, CVE-2019-3858, CVE-2019-3859, CVE-2019-3860, CVE-2019-3861, CVE-2019-3862, CVE-2019-3863