CVE-2018-1243 iDRAC6/iDRAC7/iDRAC8 - Weak CGI session ID vulnerability

High 7.5 Published Updated

Remote attackers can brute-force weak numeric CGI session IDs to hijack sessions and take over accounts on Dell iDRAC devices.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2018-1243?

CVE-2018-1243 is a high-severity vulnerability in Dell EMC iDRAC6, published on 2 Jul 2018. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

Dell EMC iDRAC6, versions prior to 2.91, iDRAC7/iDRAC8, versions prior to 2.60.60.60 and iDRAC9, versions prior to 3.21.21.21, contain a weak CGI session ID vulnerability. The sessions invoked via CGI binaries use 96-bit numeric-only session ID values, which makes it easier for remote attackers to perform bruteforce session guessing attacks.

Weakness: CWE-358

Which versions are affected by CVE-2018-1243?

It affects 4 products.

Products include Dell Idrac6 Firmware, Dell Idrac7 Firmware, Dell Idrac8 Firmware, Dell Idrac9 Firmware.

How do I fix CVE-2018-1243?

No fix has been published for CVE-2018-1243 yet. Limit exposure of the affected software until one is available.

Is CVE-2018-1243 being exploited?

There is no known exploitation of CVE-2018-1243 in the wild and no public exploit code.

Sources

Also known as GHSA-h4v5-gmcm-p2xx.

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