Vulnerability identifier: #VU17809

Vulnerability risk: Low

CVSSv3.1: 6.4 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2018-1243

CWE-ID: CWE-77

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
iDRAC6
Web applications / Remote management & hosting panels

Vendor: Dell

Description
The vulnerability allows remote attacker to perform brute-force attack on the target system.

The vulnerability exists due to the sessions invoked via CGI binaries use 96-bit numeric-only session ID values. A remote attacker can perform bruteforce session guessing attacks.

Successful exploitation of this vulnerability may result in unauthorized access to the system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

iDRAC7: 2.10.10.10 - 2.52.52.52

iDRAC8: 2.00.00.00 - 2.55.55.50

iDRAC9: 3.00.00.00 - 3.20.21.20

iDRAC6: 1.0 - 2.90

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External links
http://en.community.dell.com/techcenter/extras/m/white_papers/20487494

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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.