VDB-237239 · CVE-2023-38889 · Issue 17766

Alluxio up to 2.9.3 lluxio.util.CommonUtils.getUnixGroups Username code injection

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.
7.6	$0-$5k	0.00

Summaryinfo

A vulnerability identified as critical has been detected in Alluxio up to 2.9.3. This affects an unknown part of the file lluxio.util.CommonUtils.getUnixGroups. The manipulation of the argument Username leads to an unknown weakness. This vulnerability is traded as CVE-2023-38889. There is no exploit available.

Detailsinfo

A vulnerability was found in Alluxio up to 2.9.3. It has been rated as critical. This issue affects some unknown functionality of the file lluxio.util.CommonUtils.getUnixGroups. The manipulation of the argument username with an unknown input leads to a unknown weakness. Using CWE to declare the problem leads to CWE-94. The product constructs all or part of a code segment using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the syntax or behavior of the intended code segment. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

An issue in Alluxio v.2.9.3 and before allows an attacker to execute arbitrary code via a crafted script to the username parameter of lluxio.util.CommonUtils.getUnixGroups(java.lang.String).

The weakness was shared 08/15/2023 as 17766. It is possible to read the advisory at github.com. The identification of this vulnerability is CVE-2023-38889 since 07/25/2023. Technical details of the vulnerability are known, but there is no available exploit. The attack technique deployed by this issue is T1059 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.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2023-2382). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Name

Alluxio

Version

Website

Product: https://github.com/Alluxio/alluxio/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.6
VulDB Meta Temp Score: 7.6

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

NVD Base Score: 9.8
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
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💳	💳	💳	💳	💳	💳
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Code injection
CWE: CWE-94 / CWE-74 / CWE-707
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: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

07/25/2023 🔍
08/15/2023 +21 days 🔍
08/15/2023 +0 days 🔍
08/11/2025 +727 days 🔍

Sourcesinfo

Product: github.com

Advisory: 17766
Status: Confirmed

CVE: CVE-2023-38889 (🔍)
GCVE (CVE): GCVE-0-2023-38889
GCVE (VulDB): GCVE-100-237239
EUVD: 🔍

Entryinfo

Created: 08/15/2023 21:29
Updated: 08/11/2025 08:35
Changes: 08/15/2023 21:29 (37), 09/09/2023 19:36 (12), 08/11/2025 08:35 (16)
Complete: 🔍
Cache ID: 216::103