Dell Optiplex 5490 Aio Firmware vulnerabilities

12 CVEs affecting Dell Optiplex 5490 Aio Firmware, 0 known to be exploited (CISA KEV), with EPSS scores. Latest: CVE-2022-26861, published 2022-09-06.

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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-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-2022-22566, published 2022-02-09. High severity, CVSS 7.2. EPSS: 0.3% chance of exploitation in the next 30 days. Select Dell Client Commercial and Consumer platforms contain a pre-boot direct memory access (DMA) vulnerability. An authenticated attacker with physical access to the system may potentially exploit…
• 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-2022-26861, published 2022-09-06. High severity, CVSS 7.8. EPSS: 0.2% chance of exploitation in the next 30 days. Dell BIOS versions contain an Insecure Automated Optimization vulnerability. A local authenticated malicious user could exploit this vulnerability by sending malicious input via SMI to obtain…
• CVE-2022-26860, published 2022-09-06. High severity, CVSS 7.8. EPSS: 0.2% chance of exploitation in the next 30 days. Dell BIOS versions contain a stack-based buffer overflow vulnerability. A local attacker could exploit this vulnerability by sending malicious input via SMI to bypass security checks resulting in…
• CVE-2022-26858, published 2022-09-06. High severity, CVSS 7.8. EPSS: 0.2% chance of exploitation in the next 30 days. Dell BIOS versions contain an Improper Authentication vulnerability. A locally authenticated malicious user could potentially exploit this vulnerability by sending malicious input to an SMI in order…

Latest

• CVE-2022-26859, published 2022-09-06. High severity, CVSS 7.0. EPSS: 0.1% chance of exploitation in the next 30 days. Dell BIOS contains a race condition vulnerability. A local attacker could exploit this vulnerability by sending malicious input via SMI in order to bypass security checks during SMM.
• CVE-2022-22567, published 2022-02-09. Medium severity, CVSS 5.1. EPSS: 0.1% chance of exploitation in the next 30 days. Select Dell Client Commercial and Consumer platforms are vulnerable to an insufficient verification of data authenticity vulnerability. An authenticated malicious user may exploit this vulnerability…