Scientific Linux Security Update : libssh2 on SL6.x i386/x86_64 (20190702)

High Nessus Plugin ID 126454

Synopsis

The remote Scientific Linux host is missing one or more security updates.

Description

Security Fix(es) :

- libssh2: Integer overflow in transport read resulting in out of bounds write (CVE-2019-3855)

- libssh2: Integer overflow in keyboard interactive handling resulting in out of bounds write (CVE-2019-3856)

- libssh2: Integer overflow in SSH packet processing channel resulting in out of bounds write (CVE-2019-3857)

- libssh2: Integer overflow in user authenticate keyboard interactive allows out-of-bounds writes (CVE-2019-3863)

Solution

Update the affected packages.

See Also

http://www.nessus.org/u?bf81a233

Plugin Details

Severity: High

ID: 126454

File Name: sl_20190702_libssh2_on_SL6_x.nasl

Version: 1.3

Type: local

Agent: unix

Published: 2019/07/03

Updated: 2020/02/24

Dependencies: 12634

Risk Information

Risk Factor: High

CVSS v2.0

Base Score: 9.3

Temporal Score: 6.9

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

Temporal Vector: CVSS2#E:U/RL:OF/RC:C

CVSS v3.0

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

Vulnerability Information

CPE: p-cpe:/a:fermilab:scientific_linux:libssh2, p-cpe:/a:fermilab:scientific_linux:libssh2-debuginfo, p-cpe:/a:fermilab:scientific_linux:libssh2-devel, p-cpe:/a:fermilab:scientific_linux:libssh2-docs, x-cpe:/o:fermilab:scientific_linux

Required KB Items: Host/local_checks_enabled, Host/cpu, Host/RedHat/release, Host/RedHat/rpm-list

Exploit Ease: No known exploits are available

Patch Publication Date: 2019/07/02

Vulnerability Publication Date: 2019/03/21

Reference Information

CVE: CVE-2019-3855, CVE-2019-3856, CVE-2019-3857, CVE-2019-3863