CVE-2020-28196CWE-674

CVE-2020-28196

High · published November 6, 2020

CVSS v3.1
7.5
EPSS
4%
Percentile
91.3
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
7.5 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS v4.0
Not supplied
EPSS
0.04417 · 91.3th percentile
Weakness
CWE-674 · Uncontrolled Recursion
Published
2020-11-06T13:15Z
Affected products (13)
ProductVersionsFixed in
mit/kerberos_5< 1.17.21.17.2
mit/kerberos_5≥ 1.18.0, < 1.18.31.18.3
fedoraproject/fedoraall versions—
netapp/active_iq_unified_managerall versions—
netapp/active_iq_unified_managerall versions—
netapp/cloud_backupall versions—
netapp/oncommand_insightall versions—
netapp/oncommand_workflow_automationall versions—
netapp/snapcenterall versions—
oracle/communications_cloud_native_core_policyall versions—
oracle/communications_offline_mediation_controllerall versions—
oracle/communications_pricing_design_centerall versions—
oracle/mysql_server≤ 8.0.23—
References (29)
https://github.com/krb5/krb5/commit/57415dda6cf04e73ffc3723be518eddfae599bfd · [email protected]https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b%40%3Cissues.bookkeeper.apache.org%3E · [email protected]https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4%40%3Cissues.bookkeeper.apache.org%3E · [email protected]https://lists.debian.org/debian-lts-announce/2020/11/msg00011.html · [email protected]https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/45KKOZQWIIIW5C45PJVGQ32AXBSYNBE7/ · [email protected]https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/73IGOG6CZAVMVNS4GGRMOLOZ7B6QVA7F/ · [email protected]https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KPH2V3WSQTELROZK3GFCPQDOFLKIZ6H5/ · [email protected]https://security.gentoo.org/glsa/202011-17 · [email protected]https://security.netapp.com/advisory/ntap-20201202-0001/ · [email protected]https://security.netapp.com/advisory/ntap-20210513-0002/ · [email protected]https://www.debian.org/security/2020/dsa-4795 · [email protected]https://www.oracle.com//security-alerts/cpujul2021.html · [email protected]https://www.oracle.com/security-alerts/cpuApr2021.html · [email protected]https://www.oracle.com/security-alerts/cpuapr2022.html · [email protected]https://github.com/krb5/krb5/commit/57415dda6cf04e73ffc3723be518eddfae599bfd · af854a3a-2127-422b-91ae-364da2661108https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b%40%3Cissues.bookkeeper.apache.org%3E · af854a3a-2127-422b-91ae-364da2661108https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4%40%3Cissues.bookkeeper.apache.org%3E · af854a3a-2127-422b-91ae-364da2661108https://lists.debian.org/debian-lts-announce/2020/11/msg00011.html · af854a3a-2127-422b-91ae-364da2661108https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/45KKOZQWIIIW5C45PJVGQ32AXBSYNBE7/ · af854a3a-2127-422b-91ae-364da2661108https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/73IGOG6CZAVMVNS4GGRMOLOZ7B6QVA7F/ · af854a3a-2127-422b-91ae-364da2661108https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KPH2V3WSQTELROZK3GFCPQDOFLKIZ6H5/ · af854a3a-2127-422b-91ae-364da2661108https://security.gentoo.org/glsa/202011-17 · af854a3a-2127-422b-91ae-364da2661108https://security.netapp.com/advisory/ntap-20201202-0001/ · af854a3a-2127-422b-91ae-364da2661108https://security.netapp.com/advisory/ntap-20210513-0002/ · af854a3a-2127-422b-91ae-364da2661108https://www.debian.org/security/2020/dsa-4795 · af854a3a-2127-422b-91ae-364da2661108https://www.oracle.com//security-alerts/cpujul2021.html · af854a3a-2127-422b-91ae-364da2661108https://www.oracle.com/security-alerts/cpuApr2021.html · af854a3a-2127-422b-91ae-364da2661108https://www.oracle.com/security-alerts/cpuapr2022.html · af854a3a-2127-422b-91ae-364da2661108https://cert-portal.siemens.com/productcert/html/ssa-398330.html · 0b142b55-0307-4c5a-b3c9-f314f3fb7c5e
EPSS history
Timeline
  • 06 NOV 07:07Z
    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…
    cvelistv5