CVE-2017-10388
OpenJDK: use of unprotected sname in Kerberos client (Libraries, 8178794)
Severity
ImportantRed Hat Product Security
CVSS 3.0
Review impact separately from score.
Published · October 17, 2017
Updated · June 28, 2026
Description
It was discovered that the Kerberos client implementation in the Libraries component of OpenJDK used the sname field from the plain text part rather than encrypted part of the KDC reply message. A man-in-the-middle attacker could possibly use this flaw to impersonate Kerberos services to Java applications acting as Kerberos clients.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
No mitigation is specified in collected source.
CVSS / CWE
CVSS 3.0 · 6.8CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:N
CWE-345 · Insufficient Verification of Data Authenticity