CVE-2017-7562
Medium
Description
An authentication bypass flaw was found in the way krb5's certauth interface before 1.16.1 handled the validation of client certificates. A remote attacker able to communicate with the KDC could potentially use this flaw to impersonate arbitrary principals under rare and erroneous circumstances.
SeverityMedium
CVSS6.5
Exploit probability—
Product
Redhat Enterprise Linux
PublishedJul 26, 2018
First seenJul 26, 2018
Weakness typeCWE-295CWE-295CWE-287Improper authentication
How to fix
Update
- mit kerberos_51.16.1 or later
Vendor advisories
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| redhat enterprise_linux | 7.0 | — |
| redhat enterprise_linux_desktop | 7.0 | — |
| redhat enterprise_linux_server | 7.0 | — |
| redhat enterprise_linux_workstation | 7.0 | — |
| mit kerberos_5 | 1.0 ≤ v < 1.16.1 | 1.16.1 |
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