Vulnerability in Mit Kerberos_5

CVE-2020-28196

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.

EPSS: 0.044 (90.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2020-28196?
CVE-2020-28196 is a high-severity vulnerability in Mit Kerberos_5, classified under Uncontrolled Recursion. CVSS score: 7.5/10. Published 2020-11-06.
How severe is CVE-2020-28196?
High severity. CVSS v3 base score is 7.5 out of 10.