openSUSE Security Update : libssh2_org (openSUSE-2019-1109)

critical Nessus Plugin ID 123656

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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.

Plugin Details

Severity: Critical

ID: 123656

File Name: openSUSE-2019-1109.nasl

Version: 1.5

Type: local

Agent: unix

Family: SuSE Local Security Checks

Published: 4/3/2019

Updated: 6/6/2024

Supported Sensors: Continuous Assessment, Frictionless Assessment Agent, Frictionless Assessment AWS, Frictionless Assessment Azure, Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: High

Base Score: 9.3

Temporal Score: 6.9

Vector: CVSS2#AV:N/AC:M/Au:N/C:C/I:C/A:C

CVSS Score Source: CVE-2019-3855

CVSS v3

Risk Factor: Critical

Base Score: 9.1

Temporal Score: 7.9

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

CVSS Score Source: CVE-2019-3862

Vulnerability Information

CPE: cpe:/o:novell:opensuse:15.0, p-cpe:/a:novell:opensuse:libssh2-1-debuginfo, p-cpe:/a:novell:opensuse:libssh2-1-32bit-debuginfo, p-cpe:/a:novell:opensuse:libssh2-devel, p-cpe:/a:novell:opensuse:libssh2-1-32bit, p-cpe:/a:novell:opensuse:libssh2_org-debugsource, p-cpe:/a:novell:opensuse:libssh2-1

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

Detections

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