CVE-2020-28196
- Source
- https://cve.org/CVERecord?id=CVE-2020-28196
- Import Source
- https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2020-28196.json
- JSON Data
- https://api.test.osv.dev/v1/vulns/CVE-2020-28196
- Downstream
- Related
- Published
- 2020-11-06T08:15:13.860Z
- Modified
- 2026-04-09T07:07:42.326572Z
- Severity
-
- 7.5 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
- Summary
- [none]
- Details
-
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.
- References
-
- https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4%40%3Cissues.bookkeeper.apache.org%3E
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/73IGOG6CZAVMVNS4GGRMOLOZ7B6QVA7F/
- https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b%40%3Cissues.bookkeeper.apache.org%3E
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/45KKOZQWIIIW5C45PJVGQ32AXBSYNBE7/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KPH2V3WSQTELROZK3GFCPQDOFLKIZ6H5/
- https://www.debian.org/security/2020/dsa-4795
- https://lists.debian.org/debian-lts-announce/2020/11/msg00011.html
- https://security.netapp.com/advisory/ntap-20201202-0001/
- https://security.gentoo.org/glsa/202011-17
- https://security.netapp.com/advisory/ntap-20210513-0002/
- https://www.oracle.com/security-alerts/cpuApr2021.html
- https://github.com/krb5/krb5/commit/57415dda6cf04e73ffc3723be518eddfae599bfd
- https://www.oracle.com//security-alerts/cpujul2021.html
- https://www.oracle.com/security-alerts/cpuapr2022.html
Affected packages
Git / github.com/krb5/krb5
Affected ranges
- Type
- GIT
- Repo
- https://github.com/krb5/krb5
- Events
-
Introduced0 Unknown introduced commit / All previous commits are affectedFixedIntroduced0 Unknown introduced commit / All previous commits are affectedFixedFixed
- Database specific
{ "versions": [ { "introduced": "0" }, { "fixed": "1.17.2" }, { "introduced": "1.18.0" }, { "fixed": "1.18.3" } ] }
Affected versions
kfw-4.*
kfw-4.2-beta1
kfw-4.2-beta1-mit
krb5-1.*
krb5-1.17-beta1
krb5-1.17-beta2
krb5-1.17-final
krb5-1.17.1-final
krb5-1.18-beta1
krb5-1.18-beta2
krb5-1.18-final
krb5-1.18.1-final
krb5-1.18.2-final
mysql-3.*
mysql-3.23.22-beta
mysql-3.23.28-gamma
mysql-3.23.30-gamma
mysql-3.23.31
mysql-3.23.32
mysql-3.23.33
mysql-3.23.36
mysql-4.*
mysql-4.0.2
mysql-4.0.4
mysql-5.*
mysql-5.1.4
mysql-8.*
mysql-8.0.23
mysql-cluster-8.*
mysql-cluster-8.0.23
Database specific
unresolved_ranges
[
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "31"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "1.14.0"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "12.0.0.3.0"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "12.0.0.3.0"
}
]
}
]
source
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2020-28196.json"