CVE-2002-2443
krb5 - denial of service
EPSS 15.0%
Description
schpw.c in the kpasswd service in kadmind in MIT Kerberos 5 (aka krb5) before 1.11.3 does not properly validate UDP packets before sending responses, which allows remote attackers to cause a denial of service (CPU and bandwidth consumption) via a forged packet that triggers a communication loop, as demonstrated by krb_pingpong.nasl, a related issue to CVE-1999-0103.
How to fix CVE-2002-2443
To remediate CVE-2002-2443, upgrade the affected package to a fixed version below.
- Debian/krb5—upgrade to 1.10.1+dfsg-6 or later
- Debian/krb5—upgrade to 1.8.3+dfsg-4squeeze7 or later
Is CVE-2002-2443 being exploited?
Moderate — EPSS is 15.0%. Track this CVE but it's not at the top of the prioritisation list.
Affected packages (2)
- from 0, < 1.10.1+dfsg-6
- from 0, < 1.8.3+dfsg-4squeeze7