VDB
ALPINE-CVE-2020-28196
ALPINE-CVE-2020-28196
PUBLISHED
CVSS 7.5 HIGH
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.
Risk Scores
CVSS 3.1
7.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Alpine:v3.20 | krb5 | 1.11-r2, 0, 0 |
| Alpine:v3.16 | krb5 | 0, 1.15.2-r1, 1.18-r0 |
| Alpine:v3.11 | krb5 | 0, 0, 1.17.1-r0 |
| Alpine:v3.14 | krb5 | 1.12.2-r0, 0, 1.11-r1 |
| Alpine:v3.24 | krb5 | 0, 0 |
| Alpine:v3.9 | krb5 | 1.15.4-r0, 0, 0 |
| Alpine:v3.13 | krb5 | 1.11-r0, 1.13.2-r2, 1.14-r0 |
| Alpine:v3.17 | krb5 | 1.13.2-r1, 0, 1.11-r1 |
| Alpine:v3.12 | krb5 | 0, 0, 1.11-r0 |
| Alpine:v3.19 | krb5 | 1.11-r0, 1.11-r1, 1.11.2-r0 |
| Alpine:v3.18 | krb5 | 1.13.2-r1, 0, 1.13.2-r1 |
| Alpine:v3.23 | krb5 | 1.14-r2, 1.11-r0, 1.11-r1 |
| Alpine:v3.21 | krb5 | 0, 0, 1.18.2-r0 |
| Alpine:v3.22 | krb5 | 1.11-r1, 1.11-r0, 1.11.2-r0 |
| Alpine:v3.15 | krb5 | 1.18.2-r0, 1.18.1-r0, 1.14.3-r2 |
| Alpine:v3.10 | krb5 | 1.15.4-r0, 1.11-r1, 1.11-r2 |
Timeline
- Nov 6, 2020 CVE Published
- Apr 30, 2026 Distribution Patch
- Jun 15, 2026 CVE Updated