Vulnerability Name:

CVE-2019-1000018 (CCN-157429)

Assigned:2019-01-30
Published:2019-01-30
Updated:2021-05-28
Summary:rssh version 2.3.4 contains a CWE-77: Improper Neutralization of Special Elements used in a Command ('Command Injection') vulnerability in allowscp permission that can result in Local command execution. This attack appear to be exploitable via An authorized SSH user with the allowscp permission.
CVSS v3 Severity:7.8 High (CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H)
6.9 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:U/RC:R)
Exploitability Metrics:Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
7.8 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H)
6.9 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:U/RC:R)
Exploitability Metrics:Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
CVSS v2 Severity:4.6 Medium (CVSS v2 Vector: AV:L/AC:L/Au:N/C:P/I:P/A:P)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): Partial
6.8 Medium (CCN CVSS v2 Vector: AV:L/AC:L/Au:S/C:C/I:C/A:C)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Athentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): Complete
Integrity (I): Complete
Availibility (A): Complete
Vulnerability Type:CWE-77
Vulnerability Consequences:Gain Access
References:Source: MITRE
Type: CNA
CVE-2019-1000018

Source: FULLDISC
Type: Mailing List, Not Applicable, Third Party Advisory
20210526 KL-001-2021-007: CommScope Ruckus IoT Controller Undocumented Account

Source: CCN
Type: rssh Web site
rssh

Source: MISC
Type: Exploit, Third Party Advisory
https://esnet-security.github.io/vulnerabilities/20190115_rssh

Source: XF
Type: UNKNOWN
rssh-cve20191000018-command-exec(157429)

Source: CCN
Type: Debian Mailing List, Wed, 30 Jan 2019 20:36:28 +0100
[SECURITY] [DLA 1650-1] rssh security update

Source: MLIST
Type: Mailing List, Third Party Advisory
[debian-lts-announce] 20190130 [SECURITY] [DLA 1650-1] rssh security update

Source: FEDORA
Type: Mailing List, Third Party Advisory
FEDORA-2019-e47add6b2b

Source: FEDORA
Type: Mailing List, Third Party Advisory
FEDORA-2019-bfb407659e

Source: FEDORA
Type: Mailing List, Third Party Advisory
FEDORA-2019-d1487c13ac

Source: GENTOO
Type: Third Party Advisory
GLSA-202007-29

Source: UBUNTU
Type: Third Party Advisory
USN-3946-1

Source: DEBIAN
Type: Third Party Advisory
DSA-4377

Vulnerable Configuration:Configuration 1:
  • cpe:/a:pizzashack:rssh:2.3.4:*:*:*:*:*:*:*

    • Configuration 2:
  • cpe:/o:debian:debian_linux:8.0:*:*:*:*:*:*:*
  • OR cpe:/o:debian:debian_linux:9.0:*:*:*:*:*:*:*

    • Configuration 3:
  • cpe:/o:fedoraproject:fedora:29:*:*:*:*:*:*:*
  • OR cpe:/o:fedoraproject:fedora:30:*:*:*:*:*:*:*
  • OR cpe:/o:fedoraproject:fedora:31:*:*:*:*:*:*:*

    • Configuration 4:
  • cpe:/o:canonical:ubuntu_linux:14.04:*:*:*:esm:*:*:*
  • OR cpe:/o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:*
  • OR cpe:/o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*
  • OR cpe:/o:canonical:ubuntu_linux:18.10:*:*:*:*:*:*:*

    • Configuration CCN 1:
  • cpe:/a:pizzashack:rssh:2.3.4:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:com.ubuntu.bionic:def:20191000018000
    V
    		CVE-2019-1000018 on Ubuntu 18.04 LTS (bionic) - medium.
    2019-02-04
    oval:com.ubuntu.cosmic:def:201910000180000000
    V
    		CVE-2019-1000018 on Ubuntu 18.10 (cosmic) - medium.
    2019-02-04
    oval:com.ubuntu.cosmic:def:20191000018000
    V
    		CVE-2019-1000018 on Ubuntu 18.10 (cosmic) - medium.
    2019-02-04
    oval:com.ubuntu.bionic:def:201910000180000000
    V
    		CVE-2019-1000018 on Ubuntu 18.04 LTS (bionic) - medium.
    2019-02-04
    oval:com.ubuntu.trusty:def:20191000018000
    V
    		CVE-2019-1000018 on Ubuntu 14.04 LTS (trusty) - medium.
    2019-02-04
    oval:com.ubuntu.xenial:def:201910000180000000
    V
    		CVE-2019-1000018 on Ubuntu 16.04 LTS (xenial) - medium.
    2019-02-04
    oval:com.ubuntu.xenial:def:20191000018000
    V
    		CVE-2019-1000018 on Ubuntu 16.04 LTS (xenial) - medium.
    2019-02-04
    BACK
    pizzashack rssh 2.3.4
    debian debian linux 8.0
    debian debian linux 9.0
    fedoraproject fedora 29
    fedoraproject fedora 30
    fedoraproject fedora 31
    canonical ubuntu linux 14.04
    canonical ubuntu linux 16.04
    canonical ubuntu linux 18.04
    canonical ubuntu linux 18.10
    pizzashack rssh 2.3.4