VDB-176461 · CVE-2020-1742 · GCVE-0-2020-1742

kubernetes-nmstate-handler up to 2.3.0-29 /etc/passwd privileges assignment

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
5.3	$0-$5k	0.00

Summaryinfo

A vulnerability was found in kubernetes-nmstate-handler up to 2.3.0-29. It has been classified as critical. Affected is an unknown function of the file /etc/passwd. This manipulation causes privileges assignment. This vulnerability is handled as CVE-2020-1742. There is not any exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in kubernetes-nmstate-handler up to 2.3.0-29 (Virtualization Software). It has been declared as critical. Affected by this vulnerability is an unknown code block of the file /etc/passwd. The manipulation with an unknown input leads to a privileges assignment vulnerability. The CWE definition for the vulnerability is CWE-266. A product incorrectly assigns a privilege to a particular actor, creating an unintended sphere of control for that actor. As an impact it is known to affect confidentiality, integrity, and availability.

The weakness was released 06/08/2021. The advisory is shared at bugzilla.redhat.com. This vulnerability is known as CVE-2020-1742. Technical details are known, but no exploit is available. MITRE ATT&CK project uses the attack technique T1068 for this issue.

Upgrading to version 2.3.0-30 eliminates this vulnerability.

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Productinfo

Type

Virtualization Software

Name

kubernetes-nmstate-handler

Version

2.3.0-29

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.5
VulDB Meta Temp Score: 5.3

VulDB Base Score: 5.5
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Privileges assignment
CWE: CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Partially

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: kubernetes-nmstate-handler 2.3.0-30

Timelineinfo

11/27/2019 🔍
06/08/2021 +558 days 🔍
06/08/2021 +0 days 🔍
06/10/2021 +2 days 🔍

Sourcesinfo

Advisory: bugzilla.redhat.com
Status: Confirmed

CVE: CVE-2020-1742 (🔍)
GCVE (CVE): GCVE-0-2020-1742
GCVE (VulDB): GCVE-100-176461

Entryinfo

Created: 06/08/2021 10:30
Updated: 06/10/2021 15:47
Changes: 06/08/2021 10:30 (38), 06/10/2021 15:47 (5)
Complete: 🔍
Cache ID: 216::103