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CVE-2021-36276Active Exploitation(dell / dbutildrv2.sys_firmware)

LOWCVSS 7.8 · HIGH

Exploitation ongoing with high activity in latest observed window (1 mentions)

Immediate actions

  • Prioritize remediation for dell dbutildrv2.sys_firmware systems immediately
  • Assume compromise if assets are exposed
  • Track advisory updates for patch or workaround availability

Recommended action window: Immediate (within 24h)

NVD description

Dell DBUtilDrv2.sys driver (versions 2.5 and 2.6) contains an insufficient access control vulnerability which may lead to escalation of privileges, denial of service, or information disclosure. Local authenticated user access is required.

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3.5/ 10 priority

Sources & remediation

Patch / fix
Weakness type (CWE)
CWE-285

Priority

LOW

Exploitation

ACTIVE

PoC

NONE

Patch

AVAILABLE

Momentum

NONE

Are you affected?

If you run products in this scope, you should treat this CVE as relevant to your environment.

  • dbutildrv2.sys_firmware

Threat summary

  • Active exploitation appears in 1 classified signals
  • 1 mentions across 1 observed day

What's happening

  • Active exploitation reported across 1 signal
  • Technical details provided in 1 signal
  • 1 total mentions across 1 day

Affected systems

Vendors
dell
Products
dbutildrv2.sys_firmware

2 versions affected across 1 product

Deep dive

Activity timeline1 mentions / 1d
00111Mentions · 2026-04-13: 1Active Exploitation · 2026-04-13: 1Technical Details · 2026-04-13: 104-13
Signal classification1 categories
Active Exploitation
1100.0%
Referenced assets1 URL
By indicator
Full discourse1 post
  • CTIWatch@ctiwatchcloud
    Active Exploitation

    🚨 [HIGH] Active exploitation detected: CVE-2021-36276 Exploit in the wild confirmed for CVE-2021-36276 (CVSS null). Dell DBUtilDrv2.sys driver (versions 2.5 and 2.6) contains an insufficient access contro... 🔗 http://ctiwatch.cloud/alerts #ZeroDay #ExploitInWild #CyberSecurity

    Post summary

    The text confirms that CVE-2021-36276 is actively exploited in the wild against Dell DBUtilDrv2.sys, with limited technical description but no mention of PoC, exploit tools, or patches.

    0000072
    5.6K followersView on X
CPE platform detail2 entries

2 of 2 entries

PartVendorProductVersionTarget SWTarget HW
OSdelldbutildrv2.sys_firmware2.5--
OSdelldbutildrv2.sys_firmware2.6--

Explore more

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