openshift-enterprise up to 4.3 Permission /etc/passwd privileges assignment

CVSS Meta Temp Score
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CTI Interest Score
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6.2$0-$5k0.00

Summaryinfo

A vulnerability was found in openshift-enterprise 3.11/4.0/4.1/4.2/4.3. It has been classified as critical. This issue affects some unknown processing of the file /etc/passwd of the component Permission. Performing a manipulation results in privileges assignment. This vulnerability was named CVE-2020-1706. The attack needs to be approached locally. There is no available exploit.

Detailsinfo

A vulnerability, which was classified as critical, was found in openshift-enterprise 3.11/4.0/4.1/4.2/4.3 (Virtualization Software). This affects an unknown code block of the file /etc/passwd of the component Permission. The manipulation with an unknown input leads to a privileges assignment vulnerability. CWE is classifying the issue as CWE-266. A product incorrectly assigns a privilege to a particular actor, creating an unintended sphere of control for that actor. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

It has been found that in openshift-enterprise version 3.11 and openshift-enterprise versions 4.1 up to, including 4.3, multiple containers modify the permissions of /etc/passwd to make them modifiable by users other than root. An attacker with access to the running container can exploit this to modify /etc/passwd to add a user and escalate their privileges. This CVE is specific to the openshift/apb-tools-container.

The weakness was presented 03/09/2020 as not defined bug report (Bugzilla). It is possible to read the advisory at bugzilla.redhat.com. This vulnerability is uniquely identified as CVE-2020-1706 since 11/27/2019. The exploitability is told to be difficult. Attacking locally is a requirement. The requirement for exploitation is a authentication. Technical details of the vulnerability are known, but there is no available exploit. The attack technique deployed by this issue is T1068 according to MITRE ATT&CK.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.2
VulDB Meta Temp Score: 6.2

VulDB Base Score: 4.5
VulDB Temp Score: 4.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.0
NVD Vector: 🔍

CNA Base Score: 7.0
CNA Vector (Red Hat, Inc.): 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

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

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

11/27/2019 🔍
03/09/2020 +103 days 🔍
03/10/2020 +1 days 🔍
04/10/2024 +1492 days 🔍

Sourcesinfo

Advisory: RHSA-2020:2305
Status: Not defined

CVE: CVE-2020-1706 (🔍)
GCVE (CVE): GCVE-0-2020-1706
GCVE (VulDB): GCVE-100-151023

Entryinfo

Created: 03/10/2020 07:39
Updated: 04/10/2024 10:07
Changes: 03/10/2020 07:39 (38), 03/10/2020 07:44 (12), 04/10/2024 10:07 (35)
Complete: 🔍
Cache ID: 216::103

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