CVE-2021-36347
CVE-2021-36347 is a high-severity vulnerability in Dell Integrated Dell Remote Access Controller 8 Firmware with a CVSS 3.x base score of 7.2. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-787.
Key facts
- Severity: High (CVSS 3.x base score 7.2)
- CVSS v2: 9.0
- EPSS exploit prediction: 2% (82nd percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-787
- Affected product: Dell Integrated Dell Remote Access Controller 8 Firmware
- Published:
- Last modified:
Description
iDRAC9 versions prior to 5.00.20.00 and iDRAC8 versions prior to 2.82.82.82 contain a stack-based buffer overflow vulnerability. An authenticated remote attacker with high privileges could potentially exploit this vulnerability to control process execution and gain access to the iDRAC operating system.
Frequently asked questions
- What is CVE-2021-36347?
- iDRAC9 versions prior to 5.00.20.00 and iDRAC8 versions prior to 2.82.82.82 contain a stack-based buffer overflow vulnerability. An authenticated remote attacker with high privileges could potentially exploit this vulnerability to control process execution and gain access to the iDRAC operating system.
- How severe is CVE-2021-36347?
- CVE-2021-36347 has a CVSS 3.x base score of 7.2, rated high severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2021-36347 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (82nd percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2021-36347?
- CVE-2021-36347 primarily affects Dell Integrated Dell Remote Access Controller 8 Firmware. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2021-36347?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- When was CVE-2021-36347 published?
- CVE-2021-36347 was published on 2022-01-25 and last updated on 2026-06-17.
References
Affected products (2)
- cpe:2.3:o:dell:integrated_dell_remote_access_controller_8_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:dell:integrated_dell_remote_access_controller_9_firmware:*:*:*:*:*:*:*:*
More vulnerabilities in Dell Integrated Dell Remote Access Controller 8 Firmware
- CVE-2022-24423 — Medium (CVSS 5.3): Dell iDRAC8 versions prior to 2.83.83.83 contain a denial of service vulnerability. A remote unauthenticated attacker…
- CVE-2021-36346 — Medium (CVSS 5.3): Dell iDRAC 8 prior to version 2.82.82.82 contain a denial of service vulnerability. An unauthenticated remote attacker…
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