MIT Kerberos 5 (aka krb5) before 1.17.2 and 1.18.x before 1.18.3 allows unbounded recursion via an ASN.1-encoded Kerberos message because the lib/krb5/asn.1/asn1_encode.c support for BER indefinite lengths lacks a recursion limit.
https://github.com/krb5/krb5/commit/57415dda6cf04e73ffc3723be518eddfae599bfd
https://lists.debian.org/debian-lts-announce/2020/11/msg00011.html
https://security.gentoo.org/glsa/202011-17
https://www.debian.org/security/2020/dsa-4795
https://security.netapp.com/advisory/ntap-20201202-0001/
https://security.netapp.com/advisory/ntap-20210513-0002/
https://www.oracle.com/security-alerts/cpuApr2021.html
https://lists.apache.org/thread.html/[email protected]%3Cissues.bookkeeper.apache.org%3E
https://lists.apache.org/thread.html/[email protected]%3Cissues.bookkeeper.apache.org%3E
Source: MITRE
Published: 2020-11-06
Updated: 2022-05-12
Type: CWE-674
Base Score: 5
Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P
Impact Score: 2.9
Exploitability Score: 10
Severity: MEDIUM
Base Score: 7.5
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Impact Score: 3.6
Exploitability Score: 3.9
Severity: HIGH