Vulnerability CVE-2020-9355

Vulnerability Name:

CVE-2020-9355 (CCN-176769)

Assigned:

2020-02-16

Published:

2020-02-16

Updated:

2022-01-01

Summary:

danfruehauf NetworkManager-ssh before 1.2.11 allows privilege escalation because extra options are mishandled.

CVSS v3 Severity:

9.8 Critical (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)
8.5 High (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C)

Exploitability Metrics:	Attack Vector (AV): Network Attack Complexity (AC): Low Privileges Required (PR): None User Interaction (UI): None
Scope:	Scope (S): Unchanged
Impact Metrics:	Confidentiality (C): High Integrity (I): High Availibility (A): High

6.3 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L)
5.5 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:U/RL:O/RC:C)

Exploitability Metrics:	Attack Vector (AV): Network Attack Complexity (AC): Low Privileges Required (PR): Low User Interaction (UI): None
Scope:	Scope (S): Unchanged
Impact Metrics:	Confidentiality (C): Low Integrity (I): Low Availibility (A): Low

CVSS v2 Severity:

7.5 High (CVSS v2 Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P)

Exploitability Metrics:	Access Vector (AV): Network Access Complexity (AC): Low Authentication (Au): None
Impact Metrics:	Confidentiality (C): Partial Integrity (I): Partial Availibility (A): Partial

6.5 Medium (CCN CVSS v2 Vector: AV:N/AC:L/Au:S/C:P/I:P/A:P)

Exploitability Metrics:	Access Vector (AV): Network Access Complexity (AC): Low Athentication (Au): Single_Instance
Impact Metrics:	Confidentiality (C): Partial Integrity (I): Partial Availibility (A): Partial

Vulnerability Type:

CWE-noinfo

Vulnerability Consequences:

Gain Privileges

References:

Source: MITRE
Type: CNA
CVE-2020-9355

Source: MISC
Type: Issue Tracking, Permissions Required, Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1803499

Source: XF
Type: UNKNOWN
danfruehauf-cve20209355-priv-esc(176769)

Source: CCN
Type: danfruehauf GIT Repository
Remove extra options #98

Source: MISC
Type: Third Party Advisory
https://github.com/danfruehauf/NetworkManager-ssh/pull/98

Source: MISC
Type: Release Notes, Third Party Advisory
https://github.com/danfruehauf/NetworkManager-ssh/releases/tag/1.2.11

Source: DEBIAN
Type: Third Party Advisory
DSA-4637

Source: CCN
Type: WhiteSource Vulnerability Database
CVE-2020-9355

Vulnerable Configuration:

Configuration 1:

cpe:/a:networkmanager-ssh_project:networkmanager-ssh:*:*:*:*:*:*:*:* (Version < 1.2.11)

Configuration 2:

cpe:/o:debian:debian_linux:9.0:*:*:*:*:*:*:*

OR cpe:/o:debian:debian_linux:10.0:*:*:*:*:*:*:*

Denotes that component is vulnerable

Oval Definitions

Definition ID	Class	Title	Last Modified
oval:com.ubuntu.bionic:def:202093550000000	V	CVE-2020-9355 on Ubuntu 18.04 LTS (bionic) - untriaged.	2020-02-23
oval:com.ubuntu.xenial:def:202093550000000	V	CVE-2020-9355 on Ubuntu 16.04 LTS (xenial) - untriaged.	2020-02-23

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