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ALPINE-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 v3.1
5.300000190734863
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H

Affected Products

VendorProductVersions
Alpine:v3.9krb51.15.3-r1, 0, 1.11-r0
Alpine:v3.6krb50, 1.14.3-r2, 1.14.3-r1
Alpine:v3.13krb50, 0, 1.11-r0
Alpine:v3.23krb51.15.3-r1, 1.15.3-r1, 1.15.3-r0
Alpine:v3.10krb51.11-r0, 1.11.2-r2, 1.11.3-r0
Alpine:v3.22krb51.15.3-r1, 1.15.3-r1, 1.15.3-r0
Alpine:v3.15krb51.14.3-r2, 0, 1.11-r0
Alpine:v3.18krb51.15.3-r1, 1.15.3-r1, 1.15.3-r0
Alpine:v3.19krb50, 1.15.3-r1, 1.15.3-r0
Alpine:v3.21krb51.14-r0, 0, 1.11-r0
Alpine:v3.12krb51.11-r1, 1.11-r2, 1.11.2-r0
Alpine:v3.7krb51.15.2-r0, 1.15.3-r0, 1.15.2-r1
Alpine:v3.17krb51.12.2-r0, 1.13-r0, 1.13-r1
Alpine:v3.11krb51.11.3-r0, 1.15.3-r0, 1.15.2-r2
Alpine:v3.20krb51.15.3-r1, 0, 1.11-r0
Alpine:v3.8krb51.15.2-r2, 0, 1.11-r0
Alpine:v3.14krb51.11-r1, 1.11-r0, 0
Alpine:v3.16krb51.11.2-r1, 1.11-r0, 1.11-r1

Timeline

References

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