Alpine Linux Development TeamALPINE:CVE-2018-20217CVE-2018-20217
5.3 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
3.5 Low
CVSS2
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
SINGLE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:M/Au:S/C:N/I:N/A:P
0.003 Low
EPSS
Percentile
69.3%
A Reachable Assertion issue was discovered in the KDC in MIT Kerberos 5 (aka krb5) before 1.17. If an attacker can obtain a krbtgt ticket using an older encryption type (single-DES, triple-DES, or RC4), the attacker can crash the KDC by making an S4U2Self request.
| OS | Version | Architecture | Package | Version | Filename |
|---|---|---|---|---|---|
| Alpine | edge-main | noarch | krb5 | < 1.15.4-r0 | UNKNOWN |
| Alpine | 3.10-main | noarch | krb5 | < 1.15.4-r0 | UNKNOWN |
| Alpine | 3.11-main | noarch | krb5 | < 1.15.4-r0 | UNKNOWN |
| Alpine | 3.12-main | noarch | krb5 | < 1.15.4-r0 | UNKNOWN |
| Alpine | 3.13-main | noarch | krb5 | < 1.15.4-r0 | UNKNOWN |
| Alpine | 3.14-main | noarch | krb5 | < 1.15.4-r0 | UNKNOWN |
| Alpine | 3.15-main | noarch | krb5 | < 1.15.4-r0 | UNKNOWN |
| Alpine | 3.16-main | noarch | krb5 | < 1.15.4-r0 | UNKNOWN |
| Alpine | 3.17-main | noarch | krb5 | < 1.15.4-r0 | UNKNOWN |
| Alpine | 3.18-main | noarch | krb5 | < 1.15.4-r0 | UNKNOWN |
Related
5.3 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
3.5 Low
CVSS2
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
SINGLE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:M/Au:S/C:N/I:N/A:P
0.003 Low
EPSS
Percentile
69.3%