Input validation error in Kea - CVE-2015-8373

 

Input validation error in Kea - CVE-2015-8373

Published: December 23, 2015 / Updated: August 9, 2020


Vulnerability identifier: #VU40568
CSH Severity: Medium
CVSS v4: 8.2 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2015-8373
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote non-authenticated attacker to a crash the entire system.

The kea-dhcp4 and kea-dhcp6 servers 0.9.2 and 1.0.0-beta in ISC Kea, when certain debugging settings are used, allow remote attackers to cause a denial of service (daemon crash) via a malformed packet.


Affected software

Kea
Fedora
kea

How to mitigate CVE-2015-8373

Install update from vendor's website.

kea - addressed in versions 0.9.2-2.fc22, 1.0.0-1.fc23

External References

Related Security Bulletins