podman up to 1.6.x Container authorization

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.1$0-$5k0.00

Summaryinfo

A vulnerability identified as critical has been detected in podman up to 1.6.x. Impacted is an unknown function of the component Container Handler. This manipulation causes authorization. This vulnerability is handled as CVE-2021-20188. There is not any exploit available. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in podman up to 1.6.x. It has been declared as critical. Affected by this vulnerability is some unknown functionality of the component Container Handler. The manipulation with an unknown input leads to a authorization vulnerability. The CWE definition for the vulnerability is CWE-863. The product performs an authorization check when an actor attempts to access a resource or perform an action, but it does not correctly perform the check. This allows attackers to bypass intended access restrictions. As an impact it is known to affect confidentiality, integrity, and availability.

The weakness was released 02/12/2021. The advisory is shared at bugzilla.redhat.com. This vulnerability is known as CVE-2021-20188. Neither technical details nor an exploit are publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 276379 (TencentOS Server 3: container-tools:rhel8 (TSSA-2022:0110)), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 1.7.0 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (276379). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.2
VulDB Meta Temp Score: 6.1

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

NVD Base Score: 7.0
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Authorization
CWE: CWE-863 / CWE-285 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Partially

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 276379
Nessus Name: TencentOS Server 3: container-tools:rhel8 (TSSA-2022:0110)

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: podman 1.7.0

Timelineinfo

12/17/2020 🔍
02/12/2021 +57 days 🔍
02/12/2021 +0 days 🔍
11/23/2025 +1745 days 🔍

Sourcesinfo

Advisory: bugzilla.redhat.com
Status: Confirmed

CVE: CVE-2021-20188 (🔍)
GCVE (CVE): GCVE-0-2021-20188
GCVE (VulDB): GCVE-100-169801

Entryinfo

Created: 02/12/2021 11:29
Updated: 11/23/2025 01:31
Changes: 02/12/2021 11:29 (37), 02/28/2021 12:56 (5), 02/28/2021 13:00 (18), 11/23/2025 01:31 (19)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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