CVE-2018-1111 EXPLOIT
7.5
HIGH · CVSS 3.0 · EPSS 97.9% (pctl 100)
Patch early
A public exploit exists.
Description
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.
Scoring
| CVSS | 7.5 (HIGH, v3.0) |
|---|---|
| Vector | CVSS:3.0/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H |
| EPSS | 97.86% — more likely to be exploited than 100% of all CVEs |
| Weakness | CWE-77 |
| On CISA KEV | no |
| Public exploit | yes |
| Published | 2018-05-17 |
| Last modified | 2026-06-17 |
Affected (7)
| Vendor | Product |
|---|---|
| fedoraproject | fedora |
| redhat | enterprise linux |
| redhat | enterprise linux desktop |
| redhat | enterprise linux server |
| redhat | enterprise linux workstation |
| redhat | enterprise virtualization |
| redhat | enterprise virtualization host |
Public exploits
| Source | Title | Date |
|---|---|---|
| exploit-db | DHCP Client - Command Injection 'DynoRoot' (Metasploit) | 2018-06-13 |
| exploit-db | DynoRoot DHCP Client - Command Injection | 2018-05-18 |
References
- http://www.securityfocus.com/bid/104195
- http://www.securitytracker.com/id/1040912
- https://access.redhat.com/errata/RHSA-2018:1453
- https://access.redhat.com/errata/RHSA-2018:1454
- https://access.redhat.com/errata/RHSA-2018:1455
- https://access.redhat.com/errata/RHSA-2018:1456
- https://access.redhat.com/errata/RHSA-2018:1457
- https://access.redhat.com/errata/RHSA-2018:1458
- https://access.redhat.com/errata/RHSA-2018:1459
- https://access.redhat.com/errata/RHSA-2018:1460
- https://access.redhat.com/errata/RHSA-2018:1461
- https://access.redhat.com/errata/RHSA-2018:1524
- https://access.redhat.com/security/vulnerabilities/3442151
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-1111
- https://help.ecostruxureit.com/display/public/UADCE725/Security+fixes+in+StruxureWare+Data+Center+Expert+v7.6.0
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CDCLLCHYFFXW354HMB5QBXOQOY5BH2EJ/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IDJA4QRR74TMXW34Q3DYYFPVBYRTJBI7/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/QMTTB54QNTPD2SK6UL32EVQHMZP6BUUD/
- https://www.exploit-db.com/exploits/44652/
- https://www.exploit-db.com/exploits/44890/
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