CVE - CVE-2018-20217

CVE-ID
CVE-2018-20217	Learn more at National Vulnerability Database (NVD) • CVSS Severity Rating • Fix Information • Vulnerable Software Versions • SCAP Mappings • CPE Information
Description
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.
References
Note: References are provided for the convenience of the reader to help distinguish between vulnerabilities. The list is not intended to be complete.
CONFIRM:http://krbdev.mit.edu/rt/Ticket/Display.html?id=8763 CONFIRM:https://github.com/krb5/krb5/commit/5e6d1796106df8ba6bc1973ee0917c170d929086 CONFIRM:https://security.netapp.com/advisory/ntap-20190416-0006/ FEDORA:FEDORA-2018-7db7ccda4d URL:https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/2KNHELH4YHNT6H2ESJWX2UIDXLBNGB2O/ MLIST:[debian-lts-announce] 20190125 [SECURITY] [DLA 1643-1] krb5 security update URL:https://lists.debian.org/debian-lts-announce/2019/01/msg00020.html MLIST:[debian-lts-announce] 20210930 [SECURITY] [DLA 2771-1] krb5 security update URL:https://lists.debian.org/debian-lts-announce/2021/09/msg00019.html
Assigning CNA
MITRE Corporation
Date Record Created
20181219	Disclaimer: The record creation date may reflect when the CVE ID was allocated or reserved, and does not necessarily indicate when this vulnerability was discovered, shared with the affected vendor, publicly disclosed, or updated in CVE.
Phase (Legacy)
Assigned (20181219)
Votes (Legacy)

Comments (Legacy)

Proposed (Legacy)
N/A
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