CVE-2011-0413
Published Jan 31, 2011 · Updated Oct 23, 2026
Original summary
Normalized public record · Updated Oct 23, 2026
The DHCPv6 server in ISC DHCP 4.0.x and 4.1.x before 4.1.2-P1, 4.0-ESV and 4.1-ESV before 4.1-ESV-R1, and 4.2.x before 4.2.1b1 allows remote attackers to cause a denial of service (assertion failure and daemon crash) by sending a message over IPv6 for a declined and abandoned address.
Publisher and source text is retained separately from QFinch interpretation.
QFinch assessment
The DHCPv6 server in ISC DHCP 4.0.x and 4.1.x before 4.1.2-P1, 4.0-ESV and 4.1-ESV before 4.1-ESV-R1, and 4.2.x before 4.2.1b1 allows remote attackers to cause a denial of service (assertion failure and daemon crash) by sending a message over IPv6 for a declined and abandoned address.
Evidence: public source recordsAffected products
| Affected package, product or range | Fix status |
|---|---|
| Consult the referenced vendor advisory for affected versions. | Consult source advisory |
Matching a version is only one part of assessing exposure. QFinch has not assessed your environment on this public page.
Remediation
Apply the vendor-supported fixed release or mitigation, then verify the affected component is no longer reachable.
- Confirm the affected product and reachable code path exist in your environment.
- Apply the vendor-supported patch or mitigation from the primary advisory.
- Rescan the exact deployed revision and retain verification evidence.
Evidence coverage
- SSVC priority
- LOW
- Confidence
- 10%
- Aliases
- None reported
Scores appear only when corresponding evidence exists. Missing data is never interpreted as zero risk.
Sources and record history
- ADV-2011-0266 ↗
- 43006 ↗
- ADV-2011-0235 ↗
- 43354 ↗
- dhcp-dhcpv6-dos(64959) ↗
- 70680 ↗
- 43104 ↗
- kb.isc.org ↗
- MDVSA-2011:022 ↗
- ADV-2011-0583 ↗
- ADV-2011-0300 ↗
- 43613 ↗
Record history
Published Jan 31, 2011 · Last refreshed Oct 23, 2026