CVE-2015-3206

Name: CVE-2015-3206
Creator: NVD / NIST
Published: 2017-08-25T18:29:00.637+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 2.30%

Last modified Jun 17, 2026

CVE-2015-3206 is a vulnerability of currently unknown severity. The checkPassword function in python-kerberos does not authenticate the KDC it attempts to communicate with, which allows remote attackers to cause a denial of service (bad response), or have other unspecified impact by performing a man-in-the-middle attack.. EPSS estimates a 2.30% chance of exploitation in the next 30 days.

Description

The checkPassword function in python-kerberos does not authenticate the KDC it attempts to communicate with, which allows remote attackers to cause a denial of service (bad response), or have other unspecified impact by performing a man-in-the-middle attack.

Metrics

EPSS Probability

2.30%

81.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-287

Affected Software

Vendor	Product	Versions
Apple	Pykerberos	All versions

References

http://www.openwall.com/lists/oss-security/2015/05/21/3Mailing List, Patch, Third Party Advisory
http://www.securityfocus.com/bid/74760Third Party Advisory, VDB Entry
https://bugzilla.redhat.com/show_bug.cgi?id=1223802Issue Tracking, Patch, Third Party Advisory
https://github.com/apple/ccs-pykerberos/issues/31Issue Tracking, Patch, Third Party Advisory
https://pypi.python.org/pypi/kerberosPatch, Vendor Advisory
http://www.openwall.com/lists/oss-security/2015/05/21/3Mailing List, Patch, Third Party Advisory
http://www.securityfocus.com/bid/74760Third Party Advisory, VDB Entry
https://bugzilla.redhat.com/show_bug.cgi?id=1223802Issue Tracking, Patch, Third Party Advisory
https://github.com/apple/ccs-pykerberos/issues/31Issue Tracking, Patch, Third Party Advisory
https://pypi.python.org/pypi/kerberosPatch, Vendor Advisory

Timeline

Published: Aug 25, 2017
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2015-3206?

How severe is CVE-2015-3206?

Severity scoring for CVE-2015-3206 is pending analysis. The EPSS model estimates a 2.30% probability of exploitation in the next 30 days.

How do I fix CVE-2015-3206?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2015-3206?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST