CVE-2019-12098 (High) detected in heimdaleb87af0c2d189c25294c7daf483a47b03af80c2c

[mend-bolt-for-github[bot]]

CVE-2019-12098 - High Severity Vulnerability

Vulnerable Library - heimdaleb87af0c2d189c25294c7daf483a47b03af80c2c

Heimdal

Library home page: https://github.com/heimdal/heimdal.git

Found in base branches: stable/3.2, master

Vulnerable Source Files (1)

/crypto/heimdal/lib/krb5/krb5_locl.h

Vulnerability Details

In the client side of Heimdal before 7.6.0, failure to verify anonymous PKINIT PA-PKINIT-KX key exchange permits a man-in-the-middle attack. This issue is in krb5_init_creds_step in lib/krb5/init_creds_pw.c.

Publish Date: 2019-05-15

URL: CVE-2019-12098

CVSS 3 Score Details (7.4)

Base Score Metrics:

• Exploitability Metrics:
  • Attack Vector: Network
  • Attack Complexity: High
  • Privileges Required: None
  • User Interaction: None
  • Scope: Unchanged
• Impact Metrics:
  • Confidentiality Impact: High
  • Integrity Impact: High
  • Availability Impact: None

For more information on CVSS3 Scores, click here.

Suggested Fix

Type: Upgrade version

Origin: https://gitlab.alpinelinux.org/alpine/aports/issues/10551

Release Date: 2019-05-15

Fix Resolution: 7.6.0

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