VDB
DEBIAN-CVE-2018-20217
DEBIAN-CVE-2018-20217
PUBLISHED
CVSS 5.300000190734863 MEDIUM
A Reachable Assertion issue was discovered in the KDC in MIT Kerberos 5 (aka krb5) before 1.17. If an attacker can obtain a krbtgt ticket using an older encryption type (single-DES, triple-DES, or RC4), the attacker can crash the KDC by making an S4U2Self request.
Risk Scores
CVSS 3.1
5.300000190734863
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Debian:12 | krb5 | 0, 0, 0 |
| Debian:13 | krb5 | 0, 0, 0 |
| Debian:14 | krb5 | 0, 0, 0 |
| Debian:11 | krb5 | 0, 0, 0 |
Timeline
- Dec 26, 2018 CVE Published
- Apr 28, 2026 CVE Updated