CVE-2020-28196
CVE-2020-28196
This page contains facts from public vulnerability sources. Check the original advisory before updating.
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 7.5 · High · EPSS 4.4% · Fix available
- Published
- Updated
Stack: system
Affected products and versions
n/a
- Versions
- n/a: Affected
No fix published
krb5 Debian:12
- Affected ranges
- ECOSYSTEM: < 1.18.3-1
Update to 1.18.3-1
krb5 Debian:13
- Affected ranges
- ECOSYSTEM: < 1.18.3-1
Update to 1.18.3-1
krb5 Debian:14
- Affected ranges
- ECOSYSTEM: < 1.18.3-1
Update to 1.18.3-1
krb5 Ubuntu:Pro:14.04:LTS
- Versions
- 1.10.1+dfsg-6.1ubuntu1
- 1.11.3+dfsg-3ubuntu2
- 1.12+dfsg-2ubuntu1
- 1.12+dfsg-2ubuntu2
- 1.12+dfsg-2ubuntu3
- 1.12+dfsg-2ubuntu4
- 1.12+dfsg-2ubuntu4.2
- 1.12+dfsg-2ubuntu5
- 1.12+dfsg-2ubuntu5.1
- 1.12+dfsg-2ubuntu5.2
- 1.12+dfsg-2ubuntu5.3
- 1.12+dfsg-2ubuntu5.4
- 1.12+dfsg-2ubuntu5.4+esm1
- Affected ranges
- ECOSYSTEM: < 1.12+dfsg-2ubuntu5.4+esm2
Update to 1.12+dfsg-2ubuntu5.4+esm2
krb5 Ubuntu:16.04:LTS
- Versions
- 1.13.2+dfsg-2
- 1.13.2+dfsg-3
- 1.13.2+dfsg-4
- 1.13.2+dfsg-5
- 1.13.2+dfsg-5ubuntu1
- 1.13.2+dfsg-5ubuntu2
- 1.13.2+dfsg-5ubuntu2.1
- Affected ranges
- ECOSYSTEM: < 1.13.2+dfsg-5ubuntu2.2
Update to 1.13.2+dfsg-5ubuntu2.2
krb5 Ubuntu:18.04:LTS
- Versions
- 1.15.1-2
- 1.16-2
- 1.16-2build1
- 1.16-2ubuntu0.1
- Affected ranges
- ECOSYSTEM: < 1.16-2ubuntu0.2
Update to 1.16-2ubuntu0.2
krb5 Ubuntu:20.04:LTS
- Versions
- 1.17-6
- 1.17-6ubuntu3
- 1.17-6ubuntu4
- Affected ranges
- ECOSYSTEM: < 1.17-6ubuntu4.1
Update to 1.17-6ubuntu4.1
Original sources
- https://lists.debian.org/debian-lts-announce/2020/11/msg00011.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/73IGOG6CZAVMVNS4GGRMOLOZ7B6QVA7F/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KPH2V3WSQTELROZK3GFCPQDOFLKIZ6H5/
- https://security.gentoo.org/glsa/202011-17
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/45KKOZQWIIIW5C45PJVGQ32AXBSYNBE7/
- https://www.debian.org/security/2020/dsa-4795
- https://www.oracle.com/security-alerts/cpuApr2021.html
- https://security.netapp.com/advisory/ntap-20210513-0002/
- https://github.com/krb5/krb5/commit/57415dda6cf04e73ffc3723be518eddfae599bfd
- https://security.netapp.com/advisory/ntap-20201202-0001/
- https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4%40%3Cissues.bookkeeper.apache.org%3E
- https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b%40%3Cissues.bookkeeper.apache.org%3E
- https://www.oracle.com//security-alerts/cpujul2021.html
- https://www.oracle.com/security-alerts/cpuapr2022.html
- https://cert-portal.siemens.com/productcert/html/ssa-398330.html
- https://nvd.nist.gov/vuln/detail/CVE-2020-28196