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.
CVSS Details
- CVSS 3.1 Base Score: 7.5
- CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alma_linux | — | Upgrade krb5-pkinitUpgrade krb5-libsUpgrade libkadm5Upgrade krb5-server-ldapUpgrade krb5-develUpgrade krb5-serverUpgrade krb5-workstation | May 4, 2022 | Nov 6, 2020 |
| Alpine Linux | — | Upgrade krb5 | Nov 26, 2020 | Nov 6, 2020 |
| Amazon Linux Ami 2 | — | Upgrade libkadm5Upgrade krb5-serverUpgrade krb5-server-ldapUpgrade krb5-workstationUpgrade krb5-libsUpgrade krb5-debuginfoUpgrade krb5-pkinitUpgrade krb5-devel | Oct 11, 2022 | Nov 6, 2020 |
| Centos_linux | — | Upgrade krb5-debugsourceUpgrade krb5-pkinitUpgrade krb5-workstation-debuginfoUpgrade krb5-server-ldap-debuginfoUpgrade krb5-debuginfoUpgrade krb5-devel-debuginfoUpgrade krb5-pkinit-debuginfoUpgrade krb5-libsUpgrade krb5-server-ldapUpgrade krb5-develUpgrade krb5-serverUpgrade libkadm5-debuginfoUpgrade libkadm5Upgrade krb5-libs-debuginfoUpgrade krb5-workstationUpgrade krb5-server-debuginfo | Jun 1, 2021 | Nov 6, 2020 |
| Debian | — | Upgrade krb5 | Nov 9, 2020 | Nov 6, 2020 |
| Freebsd | — | Upgrade mariadb103-serverUpgrade mariadb105-serverUpgrade mysql80-serverUpgrade mysql56-serverUpgrade mysql57-serverUpgrade mariadb104-server | Nov 4, 2022 | Apr 20, 2021 |
| Gentoo Linux | — | Upgrade app-crypt/mit-krb5. | Nov 17, 2020 | Nov 6, 2020 |
| Huawei Euleros 2_0_sp2 | — | Upgrade krb5-develUpgrade krb5-pkinitUpgrade krb5-server-ldapUpgrade krb5-workstationUpgrade krb5-libsUpgrade krb5-serverUpgrade libkadm5 | Feb 22, 2021 | Nov 6, 2020 |
| Huawei Euleros 2_0_sp3 | — | Upgrade krb5-workstationUpgrade krb5-server-ldapUpgrade krb5-serverUpgrade libkadm5Upgrade krb5-pkinitUpgrade krb5-libsUpgrade krb5-devel | Jan 20, 2021 | Nov 6, 2020 |
| Huawei Euleros 2_0_sp5 | — | Upgrade krb5-server-ldapUpgrade krb5-workstationUpgrade krb5-serverUpgrade libkadm5Upgrade krb5-develUpgrade krb5-libsUpgrade krb5-pkinit | Mar 24, 2021 | Nov 6, 2020 |
| Huawei Euleros 2_0_sp8 | — | Upgrade krb5-develUpgrade krb5-pkinitUpgrade krb5-libsUpgrade krb5-server-ldapUpgrade libkadm5Upgrade krb5Upgrade krb5-workstationUpgrade krb5-server | Feb 2, 2021 | Nov 6, 2020 |
| Huawei Euleros 2_0_sp9 | — | Upgrade krb5Upgrade krb5-serverUpgrade krb5-clientUpgrade krb5-libs | Jan 5, 2021 | Nov 6, 2020 |
| Oracle Mysql | — | Upgrade to MySQL version 8.0.24 | Jun 15, 2026 | Nov 6, 2020 |
| Oracle_linux | — | Upgrade krb5-server-ldapUpgrade krb5-libsUpgrade krb5-develUpgrade krb5-pkinitUpgrade krb5-workstationUpgrade libkadm5Upgrade krb5-server | May 26, 2021 | Nov 6, 2020 |
| Redhat_linux | — | Upgrade krb5-server-debuginfoUpgrade krb5-server-ldapNo solution existsUpgrade krb5-serverUpgrade krb5-libs-debuginfoUpgrade krb5-libsUpgrade libkadm5-debuginfoUpgrade libkadm5Upgrade krb5-debugsourceUpgrade krb5-workstationUpgrade krb5-server-ldap-debuginfoUpgrade krb5-develUpgrade krb5-workstation-debuginfoUpgrade krb5-pkinitUpgrade krb5-debuginfoUpgrade krb5-pkinit-debuginfoUpgrade krb5-devel-debuginfo | May 21, 2021 | Nov 6, 2020 |
| Rocky_linux | — | Upgrade krb5-devel-debuginfoUpgrade libkadm5Upgrade libkadm5-debuginfoUpgrade krb5-server-debuginfoUpgrade krb5-libsUpgrade krb5-server-ldap-debuginfoUpgrade krb5-serverUpgrade krb5-workstationUpgrade krb5-libs-debuginfoUpgrade krb5-server-ldapUpgrade krb5-pkinitUpgrade krb5-workstation-debuginfoUpgrade krb5-pkinit-debuginfoUpgrade krb5-develUpgrade krb5-debugsourceUpgrade krb5-debuginfo | Mar 12, 2024 | Nov 6, 2020 |
| Suse | — | Upgrade krb5-clientUpgrade krb5-32bitUpgrade krb5Upgrade krb5-plugin-preauth-otpUpgrade krb5-docUpgrade krb5-devel-32bitUpgrade krb5-miniUpgrade krb5-mini-develUpgrade krb5-develUpgrade krb5-plugin-kdb-ldapUpgrade krb5-plugin-preauth-pkinitUpgrade krb5-server | Nov 28, 2020 | Nov 6, 2020 |
| Ubuntu | — | Upgrade krb5-multidevUpgrade libkdb5-7 (Ubuntu Pro)Upgrade libkadm5clnt-mit9Upgrade krb5-k5tlsUpgrade krb5-localesUpgrade libkrb5-3Upgrade krb5-kdc-ldapUpgrade libkrad0 (Ubuntu Pro)Upgrade libgssrpc4 (Ubuntu Pro)Upgrade krb5-kpropdUpgrade libkrb5support0Upgrade libk5crypto3Upgrade krb5-admin-serverUpgrade libkdb5-9Upgrade libkadm5clnt-mit11Upgrade libkadm5srv-mit8 (Ubuntu Pro)Upgrade krb5-pkinit (Ubuntu Pro)Upgrade libkadm5clnt-mit9 (Ubuntu Pro)Upgrade libkrb5support0 (Ubuntu Pro)Upgrade libgssrpc4Upgrade krb5-userUpgrade krb5-locales (Ubuntu Pro)Upgrade libkadm5srv-mit11Upgrade libk5crypto3 (Ubuntu Pro)Upgrade libgssapi-krb5-2Upgrade krb5-otpUpgrade libkadm5srv-mit9 (Ubuntu Pro)Upgrade krb5-otp (Ubuntu Pro)Upgrade libkrad0Upgrade libgssapi-krb5-2 (Ubuntu Pro)Upgrade libkdb5-8Upgrade krb5-multidev (Ubuntu Pro)Upgrade krb5-kdcUpgrade krb5-pkinitUpgrade libkadm5srv-mit9Upgrade krb5-kdc (Ubuntu Pro)Upgrade krb5-admin-server (Ubuntu Pro)Upgrade libkrb5-3 (Ubuntu Pro)Upgrade krb5-kdc-ldap (Ubuntu Pro)Upgrade krb5-user (Ubuntu Pro) | Mar 9, 2021 | Nov 6, 2020 |
| Vmware Photon_os | — | Use 'tdnf update' to upgrade all packages to the latest version. | Jan 20, 2025 | Nov 6, 2020 |
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