CVE-2018-1111

7.5HIGH

Key Information:

Vendor
Red Hat
Status
Dhcp
Vendor
CVE Published:
17 May 2018

Badges

👾 Exploit Exists🟡 Public PoC🟣 EPSS 96%

Summary

DHCP packages in Red Hat Enterprise Linux 6 and 7, Fedora 28, and earlier are vulnerable to a command injection flaw in the NetworkManager integration script included in the DHCP client. A malicious DHCP server, or an attacker on the local network able to spoof DHCP responses, could use this flaw to execute arbitrary commands with root privileges on systems using NetworkManager and configured to obtain network configuration using the DHCP protocol.

Affected Version(s)

dhcp Red Hat Enterprise Linux 6

dhcp Red Hat Enterprise Linux 7

dhcp Fedora 28

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2018-1111
Created by knqyf263

CVE-2018-1111
Created by kkirsche

FEP3370-advanced-ethical-hacking
Created by baldassarreFe

References

https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-1111
x_refsource_CONFIRM
https://www.tenable.com/security/tns-2018-10
x_refsource_CONFIRM
https://lists.fedoraproject.org/archives/list/package-ann...
vendor-advisoryx_refsource_FEDORA

EPSS Score

96% chance of being exploited in the next 30 days.

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Adjacent Network
Attack Complexity:
High
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

.