VDB-221601 · CVE-2023-25812 · GHSA-c8fc-mjj8-fc63

Minio Deny Policy permissions

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.
7.2	$0-$5k	0.00

Summaryinfo

A vulnerability identified as critical has been detected in Minio. The affected element is an unknown function of the component Deny Policy Handler. Performing a manipulation results in permissions. This vulnerability is identified as CVE-2023-25812. The attack can be initiated remotely. There is not any exploit available. You should upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, was found in Minio (affected version not known). This affects some unknown functionality of the component Deny Policy Handler. The manipulation with an unknown input leads to a permissions vulnerability. CWE is classifying the issue as CWE-281. The product does not preserve permissions or incorrectly preserves permissions when copying, restoring, or sharing objects, which can cause them to have less restrictive permissions than intended. This is going to have an impact on integrity, and availability. The summary by CVE is:

Minio is a Multi-Cloud Object Storage framework. Affected versions do not correctly honor a `Deny` policy on ByPassGoverance. Ideally, minio should return "Access Denied" to all users attempting to DELETE a versionId with the special header `X-Amz-Bypass-Governance-Retention: true`. However, this was not honored instead the request will be honored and an object under governance would be incorrectly deleted. All users are advised to upgrade. There are no known workarounds for this issue.

The weakness was released 02/22/2023 as GHSA-c8fc-mjj8-fc63. The advisory is shared at github.com. This vulnerability is uniquely identified as CVE-2023-25812 since 02/15/2023. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1222 for this issue.

Upgrading eliminates this vulnerability. Applying the patch a7188bc9d0f0a5ae05aaf1b8126bcd3cb3fdc485 is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

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

Productinfo

Name

Minio

License

open-source

Website

Product: https://github.com/minio/minio/

CPE 2.3info

🔍

CPE 2.2info

🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 7.2

VulDB Base Score: 6.5
VulDB Temp Score: 6.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.8
NVD Vector: 🔍

CNA Base Score: 6.5
CNA Vector (GitHub, Inc.): 🔍

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: Permissions
CWE: CWE-281 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

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: 🔍

Patch: a7188bc9d0f0a5ae05aaf1b8126bcd3cb3fdc485

Timelineinfo

02/15/2023 🔍
02/22/2023 +7 days 🔍
02/22/2023 +0 days 🔍
03/23/2023 +29 days 🔍

Sourcesinfo

Product: github.com

Advisory: GHSA-c8fc-mjj8-fc63
Status: Confirmed

CVE: CVE-2023-25812 (🔍)
GCVE (CVE): GCVE-0-2023-25812
GCVE (VulDB): GCVE-100-221601

Entryinfo

Created: 02/22/2023 08:57
Updated: 03/23/2023 21:01
Changes: 02/22/2023 08:57 (50), 03/23/2023 21:01 (11)
Complete: 🔍
Cache ID: 216::103