5.3

CVE-2018-20217

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.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Mit ≫ Kerberos Version < 5-1.17
Debian ≫ Debian Linux Version8.0
Debian ≫ Debian Linux Version9.0
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 1.42% 0.695
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 5.3 1.6 3.6
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
nvd@nist.gov 3.5 6.8 2.9
AV:N/AC:M/Au:S/C:N/I:N/A:P
CWE-617 Reachable Assertion

The product contains an assert() or similar statement that can be triggered by an attacker, which leads to an application exit or other behavior that is more severe than necessary.

https://lists.debian.org/debian-lts-announce/2019/01/msg00020.html
Third Party Advisory
Mailing List
https://lists.debian.org/debian-lts-announce/2021/09/msg00019.html
Third Party Advisory
Mailing List
http://krbdev.mit.edu/rt/Ticket/Display.html?id=8763
Patch
Third Party Advisory
https://github.com/krb5/krb5/commit/5e6d1796106df8ba6bc1973ee0917c170d929086
Patch
Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2KNHELH4YHNT6H2ESJWX2UIDXLBNGB2O/
https://security.netapp.com/advisory/ntap-20190416-0006/
Third Party Advisory