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CVE-2025-43992

Quick assessment

Affected
Dell ECS
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Dell ECS是美国戴尔（Dell）公司的一款可扩展、易于管理且具有弹性的企业级对象存储解决方案。 Dell ECS 3.8.1.0版本至3.8.1.7版本和Dell ObjectScale 4.3.0.0之前版本存在安全漏洞，该漏洞源于Geo复制中存在假设不可变数据的认证绕过，可能导致未经身份验证的远程攻击者未授权访问传输中的数据。

CVSS 5.6 · Medium EPSS 0.24% · P13

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 2

VendorProduct Version RangeStatus
Dell ECS < 4.3.0.0 or later affected
Dell ObjectScale < 4.3.0.0 or later affected
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I. Basic Information for CVE-2025-43992

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Dell ECS versions 3.8.1.0 through 3.8.1.7 and Dell ObjectScale versions prior to 4.3.0.0, contains an authentication bypass by assumed-immutable data vulnerability in Geo replication. An unauthenticated attacker with remote access could potentially exploit this vulnerability, leading to unauthorized access to data in transit.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
使用假设不可变数据进行的认证绕过
Source: CVE Program / CVE List V5
Vulnerability Title
Dell ECS 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Dell ECS是美国戴尔（Dell）公司的一款可扩展、易于管理且具有弹性的企业级对象存储解决方案。 Dell ECS 3.8.1.0版本至3.8.1.7版本和Dell ObjectScale 4.3.0.0之前版本存在安全漏洞，该漏洞源于Geo复制中存在假设不可变数据的认证绕过，可能导致未经身份验证的远程攻击者未授权访问传输中的数据。
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
Dell ECS 0 ~ 4.3.0.0 or later -
Dell ObjectScale 0 ~ 4.3.0.0 or later -

II. Public POCs for CVE-2025-43992

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III. Intelligence Information for CVE-2025-43992

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Vendor Advisories for CVE-2025-43992 (1)

Same Patch Batch · Dell · 2026-05-11 · 5 CVEs total

CVE-2026-40636 9.8 CRITICAL Dell ECS和Dell ObjectScale 信任管理问题漏洞
CVE-2026-32658 8.0 HIGH Dell Automation Platform 安全漏洞
CVE-2026-26946 6.7 MEDIUM Dell ECS 安全漏洞
CVE-2026-35157 5.8 MEDIUM Dell ECS和Dell ObjectScale 安全漏洞

IV. Related Vulnerabilities

Same product: ECS
Same vendor: Dell
Same weakness: CWE-302

V. Comments for CVE-2025-43992

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