Ecosyste.ms: Advisories

Security Advisories: GSA_kwCzR0hTQS1tZmZjLTlneDUtOTlnM84AAUg_

python-kerberos vulnerable to KDC spoofing attacks

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.

Permalink: https://github.com/advisories/GHSA-mffc-9gx5-99g3
JSON: https://advisories.ecosyste.ms/api/v1/advisories/GSA_kwCzR0hTQS1tZmZjLTlneDUtOTlnM84AAUg_
Source: GitHub Advisory Database
Origin: Unspecified
Severity: High
Classification: General
Published: about 2 years ago
Updated: 3 months ago

CVSS Score: 8.1
CVSS vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Identifiers: GHSA-mffc-9gx5-99g3, CVE-2015-3206
References:

• https://nvd.nist.gov/vuln/detail/CVE-2015-3206
• https://github.com/apple/ccs-pykerberos/issues/31
• https://bugzilla.redhat.com/show_bug.cgi?id=1223802
• http://www.openwall.com/lists/oss-security/2015/05/21/3
• https://github.com/apple/ccs-pykerberos/commit/9cb61c93f9b24dd18a0a315f3df5445529c5c333
• https://web.archive.org/web/20150910143429/https://trac.calendarserver.org/ticket/833
• https://web.archive.org/web/20200228090829/http://www.securityfocus.com/bid/74760
• https://github.com/advisories/GHSA-mffc-9gx5-99g3

Repository: https://github.com/apple/ccs-pykerberos
Blast Radius: 17.4

Affected Packages