CVE-2018-5733
high · 7.5A malicious client which is allowed to send very large amounts of traffic (billions of packets) to a DHCP server can eventually overflow a 32-bit reference counter, potentially causing dhcpd to crash. Affects ISC DHCP 4.1.0 -> 4.1-ESV-R15, 4.2.0 -> 4.2.8, 4.3.0 -> 4.3.6, 4.4.0.
7.5
CVSS
20.2%
EPSS (exploit prob.)
97th
EPSS percentile
2019-01-16
Published
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weaknesses
CWE-190
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| isc | dhcp | >= 4.2.0, <= 4.2.8 |
| isc | dhcp | >= 4.3.0, <= 4.3.6 |
| isc | dhcp | 4.1-esv |
| isc | dhcp | 4.1-esv |
| isc | dhcp | 4.1-esv |
| isc | dhcp | 4.1-esv |
| isc | dhcp | 4.1-esv |
| isc | dhcp | 4.1-esv |
| isc | dhcp | 4.1-esv |
| isc | dhcp | 4.1-esv |
| isc | dhcp | 4.1-esv |
| isc | dhcp | 4.1-esv |
| isc | dhcp | 4.1-esv |
| isc | dhcp | 4.1-esv |
| isc | dhcp | 4.1-esv |
| isc | dhcp | 4.1-esv |
| isc | dhcp | 4.1-esv |
| isc | dhcp | 4.1-esv |
| isc | dhcp | 4.1-esv |
| isc | dhcp | 4.1-esv |
| isc | dhcp | 4.1-esv |
| isc | dhcp | 4.1-esv |
| isc | dhcp | 4.1-esv |
| isc | dhcp | 4.1-esv |
| isc | dhcp | 4.1-esv |
| isc | dhcp | 4.1-esv |
| isc | dhcp | 4.1-esv |
| isc | dhcp | 4.1-esv |
| isc | dhcp | 4.1-esv |
| isc | dhcp | 4.1-esv |
| isc | dhcp | 4.1-esv |
| isc | dhcp | 4.1-esv |
| isc | dhcp | 4.1-esv |
| isc | dhcp | 4.1-esv |
| isc | dhcp | 4.1-esv |
| isc | dhcp | 4.1-esv |
| isc | dhcp | 4.1.0 |
| isc | dhcp | 4.4.0 |
| redhat | enterprise_linux_desktop | 6.0 |
| redhat | enterprise_linux_desktop | 7.0 |
Check a specific version with /api/v1/cve/match.
References
- http://www.securityfocus.com/bid/103188
- http://www.securitytracker.com/id/1040437
- https://access.redhat.com/errata/RHSA-2018:0469
- https://access.redhat.com/errata/RHSA-2018:0483
- https://kb.isc.org/docs/aa-01567
- https://lists.debian.org/debian-lts-announce/2018/03/msg00015.html
- https://usn.ubuntu.com/3586-1/
- https://usn.ubuntu.com/3586-2/
- https://www.debian.org/security/2018/dsa-4133
- http://www.securityfocus.com/bid/103188
- http://www.securitytracker.com/id/1040437
- https://access.redhat.com/errata/RHSA-2018:0469
- https://access.redhat.com/errata/RHSA-2018:0483
- https://kb.isc.org/docs/aa-01567
- https://lists.debian.org/debian-lts-announce/2018/03/msg00015.html
- https://security.netapp.com/advisory/ntap-20250425-0010/
- https://usn.ubuntu.com/3586-1/
- https://usn.ubuntu.com/3586-2/
- https://www.debian.org/security/2018/dsa-4133
Query this programmatically:
curl https://evil-db.io/api/v1/cve/CVE-2018-5733