A denial of service flaw was found in MIT Kerberos krb5kdc service. An authenticated attacker could use this flaw to cause krb5kdc to exit with an assertion failure by making an invalid S4U2Self or S4U2Proxy request.
Find out more about CVE-2017-11368 from the MITRE CVE dictionary dictionary and NIST NVD.
| CVSS3 Base Score | 6.5 |
|---|---|
| CVSS3 Base Metrics | CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
| Attack Vector | Network |
| Attack Complexity | Low |
| Privileges Required | Low |
| User Interaction | None |
| Scope | Unchanged |
| Confidentiality | None |
| Integrity Impact | None |
| Availability Impact | High |
| Platform | Errata | Release Date |
|---|---|---|
| Red Hat Enterprise Linux 7 (krb5) | RHSA-2018:0666 | 2018-04-10 |
| Platform | Package | State |
|---|---|---|
| Red Hat JBoss Web Server 3.0 | krb5 | Not affected |
| Red Hat JBoss EWS 2 | krb5 | Not affected |
| Red Hat JBoss EAP 6 | krb5 | Not affected |
| Red Hat Enterprise Linux 6 | krb5 | Will not fix |
| Red Hat Enterprise Linux 5 | krb5 | Not affected |
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