Dell TechnologiesCVE-2026-67271
Dell Technologies PowerStore: out-of-bounds write
Critical9.8CVE-2026-67271 · Published Aug 18, 2026 · updated Aug 31, 2026
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.
Affected versions
| Package | Affected | Fixed in |
|---|---|---|
| PowerStore 1000T Product | < 5.0.0.2-2761110 or later | 5.0.0.2-2761110 or later |
| PowerStore 1200T Product | < 5.0.0.2-2761110 or later | 5.0.0.2-2761110 or later |
| PowerStore 3000T Product | < 5.0.0.2-2761110 or later | 5.0.0.2-2761110 or later |
| PowerStore 3200Q Product | < 5.0.0.2-2761110 or later | 5.0.0.2-2761110 or later |
| PowerStore 3200T Product | < 5.0.0.2-2761110 or later | 5.0.0.2-2761110 or later |
| PowerStore 5000T Product | < 5.0.0.2-2761110 or later | 5.0.0.2-2761110 or later |
| PowerStore 500T Product | < 5.0.0.2-2761110 or later | 5.0.0.2-2761110 or later |
| PowerStore 5200Q Product | < 5.0.0.2-2761110 or later | 5.0.0.2-2761110 or later |
| PowerStore 5200T Product | < 5.0.0.2-2761110 or later | 5.0.0.2-2761110 or later |
| PowerStore 7000T Product | < 5.0.0.2-2761110 or later | 5.0.0.2-2761110 or later |
| PowerStore 9000T Product | < 5.0.0.2-2761110 or later | 5.0.0.2-2761110 or later |
| PowerStore 9200T Product | < 5.0.0.2-2761110 or later | 5.0.0.2-2761110 or later |
Details and references
- CVSS 3.1
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Severity from
- the vendor (its own CVE record or advisory)
- Weakness
- CWE-787
More Dell Technologies advisories
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|---|---|---|---|
| Aug 18 | Dell Alienware Command Center | High7.3 | 6.14.20.0 |
| Aug 18 | Dell Technologies Alienware Command Center (AWCC: denial of service | Medium6.0 | 6.14.20.0 |
| Aug 18 | Dell Technologies PowerStore: missing authorization | High8.1 | 500T 5.0.0.2-2761110 or later+2 more |
| Aug 18 | Dell AppSync Version 4.6.0.0 | High7.3 | 4.6.0.4 or later+7 more |
| Aug 18 | Dell Technologies PowerStore: denial of service | High8.1 | 500T 5.0.0.2-2761110 or later+2 more |
| Aug 18 | Dell Technologies Watchdog Timer Driver: improper access control | High8.8 | 2.0.0.1 |