vulnerability
Amazon Linux AMI: CVE-2016-3120: Security patch for krb5 (ALAS-2017-793)
Severity | CVSS | Published | Added | Modified |
---|---|---|---|---|
4 | (AV:N/AC:L/Au:S/C:N/I:N/A:P) | 2016-07-31 | 2017-02-07 | 2022-10-14 |
Severity
4
CVSS
(AV:N/AC:L/Au:S/C:N/I:N/A:P)
Published
2016-07-31
Added
2017-02-07
Modified
2022-10-14
Description
The validate_as_request function in kdc_util.c in the Key Distribution Center (KDC) in MIT Kerberos 5 (aka krb5) before 1.13.6 and 1.4.x before 1.14.3, when restrict_anonymous_to_tgt is enabled, uses an incorrect client data structure, which allows remote authenticated users to cause a denial of service (NULL pointer dereference and daemon crash) via an S4U2Self request.
Solution
amazon-linux-upgrade-krb5
References

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