#VU26517 Stack-based buffer overflow in Dell products - CVE-2020-5344

Vulnerability identifier: #VU26517

Vulnerability risk: High

CVSSv4.0: 8.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2020-5344

CWE-ID: CWE-121

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
iDRAC7
Web applications / Remote management & hosting panels
iDRAC8
Web applications / Remote management & hosting panels
iDRAC9
Web applications / Remote management & hosting panels

Vendor: Dell

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error. A remote unauthenticated attacker can send a specially crafted input data, trigger stack-based buffer overflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

iDRAC7: before 2.65.65.65

iDRAC8: before 2.70.70.70

iDRAC9: before 4.00.00.00

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External links
https://www.dell.com/support/article/en-us/sln320717/dsa-2020-063-idrac-buffer-overflow-vulnerability?lang=en

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.