Is CVE-2011-2748 actively exploited?

CVE-2011-2748 has no public evidence of in-the-wild exploitation as of 2025-04-11.

What is the CVSS score for CVE-2011-2748?

CVE-2011-2748 has a CVSS score of 7.8 (UNKNOWN severity). Vector: AV:N/AC:L/Au:N/C:N/I:N/A:C.

How do I patch CVE-2011-2748?

Patch guidance is available from isc security advisories. CVEDatabase generates AI-assisted remediation guidance on demand for CVE-2011-2748.

Which products are affected by CVE-2011-2748?

92 products: isc dhcp, isc dhcp, isc dhcp, isc dhcp, isc dhcp, and 87 more.

CVE-2011-2748 - remediation guidance & executive summary

Description

The server in ISC DHCP 3.x and 4.x before 4.2.2, 3.1-ESV before 3.1-ESV-R3, and 4.1-ESV before 4.1-ESV-R3 allows remote attackers to cause a denial of service (daemon exit) via a crafted DHCP packet.

CVSS Metrics

Vector: AV:N/AC:L/Au:N/C:N/I:N/A:C
Access Vector: network
Access Cmplx: low
Auth: none
Confidentiality: none
Integrity: none
Availability: complete
Weaknesses: CWE-20 · Improper Input Validation

Metadata

Primary Vendor: ISC
Published: 8/15/2011
Last Modified: 4/11/2025
Source: NIST NVD
Note: Verify all details with official vendor sources before applying patches.

Affected Products

isc : dhcpisc : dhcpisc : dhcpisc : dhcpisc : dhcpisc : dhcpisc : dhcpisc : dhcpisc : dhcpisc : dhcpisc : dhcpisc : dhcpisc : dhcpisc : dhcpisc : dhcpisc : dhcpisc : dhcpisc : dhcpisc : dhcpisc : dhcpisc : dhcpisc : dhcpisc : dhcpisc : dhcpisc : dhcpisc : dhcpisc : dhcpisc : dhcpisc : dhcpisc : dhcpisc : dhcpisc : dhcpisc : dhcpisc : dhcpisc : dhcpisc : dhcpisc : dhcpisc : dhcpisc : dhcpisc : dhcpisc : dhcpisc : dhcpisc : dhcpisc : dhcpisc : dhcpisc : dhcpisc : dhcpisc : dhcpisc : dhcpisc : dhcpisc : dhcpisc : dhcpisc : dhcpisc : dhcpisc : dhcpisc : dhcpisc : dhcpisc : dhcpisc : dhcpisc : dhcpisc : dhcpisc : dhcpisc : dhcpisc : dhcpisc : dhcpisc : dhcpisc : dhcpisc : dhcpisc : dhcpisc : dhcpisc : dhcpisc : dhcpisc : dhcpisc : dhcpisc : dhcpisc : dhcpisc : dhcpisc : dhcpisc : dhcpisc : dhcpisc : dhcpisc : dhcpisc : dhcpisc : dhcpisc : dhcpcanonical : ubuntu_linuxcanonical : ubuntu_linuxcanonical : ubuntu_linuxcanonical : ubuntu_linuxdebian : debian_linuxdebian : debian_linuxdebian : debian_linux

Remediation Guidance

Executive Summary

View on NIST NVD