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Mend.io Vulnerability Database

CVE-2020-28196

Good to know:

Date: November 6, 2020

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.

Language: C

Severity Score

7.5

Related Resources (25)

Url: https://security.netapp.com/advisory/ntap-20210513-0002/

Url: https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4@%3Cissues.bookkeeper.apache.org%3E

Url: https://people.canonical.com/~ubuntu-security/cve/CVE-2020-28196

Url: https://www.oracle.com/security-alerts/cpuApr2021.html

Url: https://security-tracker.debian.org/tracker/CVE-2020-28196

Url: https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KPH2V3WSQTELROZK3GFCPQDOFLKIZ6H5/

Url: https://www.debian.org/security/2020/dsa-4795

Url: https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/45KKOZQWIIIW5C45PJVGQ32AXBSYNBE7/

Url: https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/45KKOZQWIIIW5C45PJVGQ32AXBSYNBE7/

Url: https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4%40%3Cissues.bookkeeper.apache.org%3E

Url: https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/KPH2V3WSQTELROZK3GFCPQDOFLKIZ6H5/

Url: https://nvd.nist.gov/vuln/detail/CVE-2020-28196

Url: https://access.redhat.com/security/cve/CVE-2020-28196

Url: https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b@%3Cissues.bookkeeper.apache.org%3E

Url: https://security.netapp.com/advisory/ntap-20201202-0001/

Url: https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b%40%3Cissues.bookkeeper.apache.org%3E

Url: https://github.com/krb5/krb5/commit/57415dda6cf04e73ffc3723be518eddfae599bfd

Url: https://security.gentoo.org/glsa/202011-17

Url: https://lists.debian.org/debian-lts-announce/2020/11/msg00011.html

Url: https://security.alpinelinux.org/vuln/CVE-2020-28196

Url: https://www.oracle.com//security-alerts/cpujul2021.html

Url: https://www.oracle.com/security-alerts/cpuapr2022.html

Url: https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/73IGOG6CZAVMVNS4GGRMOLOZ7B6QVA7F/

Url: https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/73IGOG6CZAVMVNS4GGRMOLOZ7B6QVA7F/

Url: https://www.mend.io/vulnerability-database/CVE-2020-28196

Severity Score

7.5

Weakness Type (CWE)

Uncontrolled Recursion

CWE-674

CVSS v3.1

Base Score:	7.5
Attack Vector (AV):	NETWORK
Attack Complexity (AC):	LOW
Privileges Required (PR):	NONE
User Interaction (UI):	NONE
Scope (S):	UNCHANGED
Confidentiality (C):	NONE
Integrity (I):	NONE
Availability (A):	HIGH

CVSS v2

Base Score:	5.0
Access Vector (AV):	NETWORK
Access Complexity (AC):	LOW
Authentication (AU):	NONE
Confidentiality (C):	NONE
Integrity (I):	NONE
Availability (A):	PARTIAL
Additional information:

Mend.io Vulnerability Database

We found results for “”

CVE-2020-28196

Good to know:

Date: November 6, 2020

Language: C

Severity Score

Related Resources (25)

Severity Score

Weakness Type (CWE)

CVSS v3.1

CVSS v2

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