Dell Optiplex 7090 Tower Firmware vulnerabilities

14 CVEs affecting Dell Optiplex 7090 Tower Firmware, 0 known to be exploited (CISA KEV), with EPSS scores. Latest: CVE-2025-29988, published 2025-04-09.

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Known exploited (CISA KEV) first, then by EPSS exploit probability.

• CVE-2021-21571, published 2021-06-24. Medium severity, CVSS 6.5. EPSS: 0.5% chance of exploitation in the next 30 days. Dell UEFI BIOS https stack leveraged by the Dell BIOSConnect feature and Dell HTTPS Boot feature contains an improper certificate validation vulnerability. A remote unauthenticated attacker may…
• CVE-2023-48674, published 2024-03-01. Medium severity, CVSS 4.9. EPSS: 0.5% chance of exploitation in the next 30 days. Dell Platform BIOS contains an Improper Null Termination vulnerability. A high privilege user with network access to the system could potentially send malicious data to the device in order to cause…
• CVE-2021-21574, published 2021-06-24. High severity, CVSS 7.5. EPSS: 0.3% chance of exploitation in the next 30 days. Dell BIOSConnect feature contains a buffer overflow vulnerability. An authenticated malicious admin user with local access to the system may potentially exploit this vulnerability to run arbitrary…
• CVE-2021-21573, published 2021-06-24. High severity, CVSS 7.5. EPSS: 0.3% chance of exploitation in the next 30 days. Dell BIOSConnect feature contains a buffer overflow vulnerability. An authenticated malicious admin user with local access to the system may potentially exploit this vulnerability to run arbitrary…
• CVE-2021-21572, published 2021-06-24. High severity, CVSS 7.5. EPSS: 0.3% chance of exploitation in the next 30 days. Dell BIOSConnect feature contains a buffer overflow vulnerability. An authenticated malicious admin user with local access to the system may potentially exploit this vulnerability to run arbitrary…
• CVE-2021-36342, published 2022-01-24. Medium severity, CVSS 6.4. EPSS: 0.3% chance of exploitation in the next 30 days. Dell BIOS contains an improper input validation vulnerability. A local authenticated malicious user may potentially exploit this vulnerability by using an SMI to gain arbitrary code execution in…
• CVE-2021-36343, published 2022-01-24. Medium severity, CVSS 6.4. EPSS: 0.2% chance of exploitation in the next 30 days. Dell BIOS contains an improper input validation vulnerability. A local authenticated malicious user may potentially exploit this vulnerability by using an SMI to gain arbitrary code execution in…
• CVE-2022-34400, published 2023-02-01. High severity, CVSS 7.1. EPSS: 0.2% chance of exploitation in the next 30 days. Dell BIOS contains a heap buffer overflow vulnerability. A local attacker with admin privileges could potentially exploit this vulnerability to perform an arbitrary write to SMRAM during SMM.
• CVE-2024-22448, published 2024-04-10. Medium severity, CVSS 4.4. EPSS: 0.2% chance of exploitation in the next 30 days. Dell BIOS contains an Out-of-Bounds Write vulnerability. A local authenticated malicious user with admin privileges could potentially exploit this vulnerability, leading to denial of service.
• CVE-2025-29988, published 2025-04-09. Medium severity, CVSS 6.7. EPSS: 0.2% chance of exploitation in the next 30 days. Dell Client Platform BIOS contains a Stack-based Buffer Overflow Vulnerability. A high privileged attacker with local access could potentially exploit this vulnerability, leading to arbitrary code…

Latest

• CVE-2024-52541, published 2025-02-19. High severity, CVSS 8.2. EPSS: 0.2% chance of exploitation in the next 30 days. Dell Client Platform BIOS contains a Weak Authentication vulnerability. A high privileged attacker with local access could potentially exploit this vulnerability, leading to Elevation of Privileges.
• CVE-2023-43078, published 2024-08-28. High severity, CVSS 7.3. EPSS: 0.2% chance of exploitation in the next 30 days. Dell Dock Firmware and Dell Client Platform contain an Improper Link Resolution vulnerability during installation resulting in arbitrary folder deletion, which could lead to Privilege Escalation or…
• CVE-2024-0158, published 2024-07-02. Medium severity, CVSS 6.7. EPSS: 0.1% chance of exploitation in the next 30 days. Dell BIOS contains an improper input validation vulnerability. A local authenticated malicious user with admin privileges may potentially exploit this vulnerability to modify a UEFI variable, leading…
• CVE-2022-34403, published 2023-02-01. High severity, CVSS 8.8. EPSS: 0.2% chance of exploitation in the next 30 days. Dell BIOS contains a Stack based buffer overflow vulnerability. A local authenticated attacker could potentially exploit this vulnerability by using an SMI to send larger than expected input to a…