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    CVE-2026-67271

    Dell PowerStore SDNAS, contains an Out-of-bounds Write vulnerability in SMB/CIFS. An unauthenticated attacker with remote access could potentially exploit this vulnerability, leading to denial of service and remote execution. This is a Critical vulnerability as a remote user could send a specially crafted SMB packet and cause a crash, that is persistent in case automatic restarts are enabled. Additionally, a more sophisticated attacker could use the same vulnerability for remote code execution.

    Published:Aug 18, 2026
    Last Modified:Aug 31, 2026
    EPS:Aug 18, 2026
    EPSS Score:0.00462
    CVSS Score:9.8

    Affected Products

    Vendor
    Dell
    Product
    Powerstore 1000t
    Vendor
    Dell
    Product
    Powerstore 1200t
    Vendor
    Dell
    Product
    Powerstore 3000t
    Vendor
    Dell
    Product
    Powerstore 3200q
    Vendor
    Dell
    Product
    Powerstore 3200t
    Vendor
    Dell
    Product
    Powerstore 5000t
    Vendor
    Dell
    Product
    Powerstore 500t
    Vendor
    Dell
    Product
    Powerstore 5200q
    Vendor
    Dell
    Product
    Powerstore 5200t
    Vendor
    Dell
    Product
    Powerstore 7000t
    Vendor
    Dell
    Product
    Powerstore 9000t
    Vendor
    Dell
    Product
    Powerstore 9200t

    Exploits

    No exploit reference

    Common Weakness Enumeration

    CWE-787 Out-of-bounds Write

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

    Related CVEs

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    CVE-2026-79682 (CVSS 8.8) — Dell PowerStore contains a Command Injection vulnerability. An authenticated user with limited privileges coul…
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    CVE-2026-79685 (CVSS 6.5) — Dell PowerStore contains an Argument Injection vulnerability. An authenticated user with limited privileges co…
    CVE-2026-79686 (CVSS 8.8) — Dell PowerStore contains a Protection Mechanism Failure vulnerability. An authenticated user with limited priv…
    CVE-2026-58571 (CVSS 8.8) — Dell PowerStore contains an OS Command Injection vulnerability. An authenticated user with limited privileges …
    CVE-2026-79684 (CVSS 8.8) — Dell PowerStore contains a Protection Mechanism Failure vulnerability. An authenticated user with limited priv…
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    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High