RancherOS < 1.0.3 Local Memory Corruption

high Nessus Plugin ID 132248
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Synopsis

The remote device is missing a vendor-supplied security patch

Description

The remote host is running a version of RancherOS that is prior to v1.0.3, hence is vulnerable to a local memory-corruption vulnerability.
Attackers may be able to exploit this issue to execute arbitrary code with elevated privileges (CVE-2017-1000364)

Glibc module in Rancheros contains a vulnerability that allows manipulation of the heap/stack. Attackers may be able to exploit this issue to execute arbitrary code with elevated privileges (CVE-2017-1000366)

Solution

Update to RancherOS v1.0.3 or later

See Also

https://rancher.com/docs/os/v1.x/en/about/security/

https://github.com/rancher/os/releases/tag/v1.0.3

Plugin Details

Severity: High

ID: 132248

File Name: rancheros_1_0_3.nasl

Version: 1.4

Type: local

Family: Misc.

Published: 12/19/2019

Updated: 8/19/2020

Dependencies: ssh_get_info.nasl, os_fingerprint_linux_distro.nasl

Risk Information

CVSS Score Source: CVE-2017-1000366

VPR

Risk Factor: Critical

Score: 9

CVSS v2

Risk Factor: High

Base Score: 7.2

Temporal Score: 6.3

Vector: AV:L/AC:L/Au:N/C:C/I:C/A:C

Temporal Vector: E:H/RL:OF/RC:C

CVSS v3

Risk Factor: High

Base Score: 7.8

Temporal Score: 7.5

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

Temporal Vector: E:H/RL:O/RC:C

Vulnerability Information

CPE: cpe:/o:rancher:rancheros

Required KB Items: Host/local_checks_enabled, Host/RancherOS/version, Host/RancherOS

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 6/19/2017

Vulnerability Publication Date: 6/19/2017

Exploitable With

Metasploit (Solaris RSH Stack Clash Privilege Escalation)

Reference Information

CVE: CVE-2017-1000364, CVE-2017-1000366

BID: 99127, 99130