A packet containing a malformed DUID can cause the kea-dhcp6 server to terminate

CVE-2019-6473

6.5MEDIUM

Key Information

Vendor
Isc
Status
Kea
Vendor
CVE Published:
28 August 2019

Summary

An invalid hostname option can trigger an assertion failure in the Kea DHCPv4 server process (kea-dhcp4), causing the server process to exit. Versions affected: 1.4.0 to 1.5.0, 1.6.0-beta1, and 1.6.0-beta2.

Affected Version(s)

Kea 1.4.0 to 1.5.0

Kea 1.6.0-beta1

Kea 1.6.0-beta2

References

https://kb.isc.org/docs/cve-2019-6473
x_refsource_CONFIRM

CVSS V3.1

Score:
6.5
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
High
Attack Vector:
Adjacent Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Collectors

NVD DatabaseMitre Database
.