ALT-PU-2019-1019-1
Closed vulnerabilities
Published: 2018-12-27
Modified: 2024-11-21
Modified: 2024-11-21
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.
Severity: MEDIUM (5.3)
Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
References:
- http://krbdev.mit.edu/rt/Ticket/Display.html?id=8763
- http://krbdev.mit.edu/rt/Ticket/Display.html?id=8763
- https://github.com/krb5/krb5/commit/5e6d1796106df8ba6bc1973ee0917c170d929086
- https://github.com/krb5/krb5/commit/5e6d1796106df8ba6bc1973ee0917c170d929086
- [debian-lts-announce] 20190125 [SECURITY] [DLA 1643-1] krb5 security update
- [debian-lts-announce] 20190125 [SECURITY] [DLA 1643-1] krb5 security update
- [debian-lts-announce] 20210930 [SECURITY] [DLA 2771-1] krb5 security update
- [debian-lts-announce] 20210930 [SECURITY] [DLA 2771-1] krb5 security update
- FEDORA-2018-7db7ccda4d
- FEDORA-2018-7db7ccda4d
- https://security.netapp.com/advisory/ntap-20190416-0006/
- https://security.netapp.com/advisory/ntap-20190416-0006/
Closed bugs
[FR] bootstrap knobs