CVE-2013-4477: Keystone OpenStack Identity Keystone Privilege Escalation Vulnerability

LOW
Advisory Identifier: GHSA-f889-wfwm-6p7m
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Advisory Summary

CVE-2013-4477 is a LOW openstack identity keystone privilege escalation vulnerability (General Security Weakness) affecting Keystone libraries in the PyPI ecosystem. The issue involves openstack identity keystone privilege escalation vulnerability. Remediation is available by upgrading affected packages to version 8.0.0a0.

CVE-2013-4477 at a Glance

CVE Identifier CVE-2013-4477
GHSA Identifier GHSA-f889-wfwm-6p7m
Severity LOW
CVSS v3.1 Base Score N/A
CWE Classification General Security Weakness
Affected Product Keystone
Package Ecosystem PyPI
Published Date
Last Updated

How to Fix CVE-2013-4477

To remediate this vulnerability, upgrade all affected Keystone dependencies to a patched release. Both direct and transitive dependencies should be checked, as frameworks or security libraries may pull in vulnerable versions transitively.

keystone fixed: 8.0.0a0 
pip install keystone>=8.0.0a0
Verify Direct and Transitive Dependencies

Run the following command in your project directory to verify that all resolved dependencies use the patched release: 

pip show keystone

How to Check if You Are Affected

To determine whether your Python environment is affected by CVE-2013-4477, inspect your installed packages using pip:

pip show keystone

Analyze the terminal output to locate any version of Keystone in your dependency tree. If any resolved version matches the vulnerable ranges listed in the table below (for example, versions earlier than 8.0.0a0), your application is affected.

Note: The pip show keystone command checks currently installed packages in your active Python environment.

Technical Details

Vulnerability Mechanism & Technical Analysis

This vulnerability is classified under General Security Weakness. In Keystone, software state validation or input boundaries are circumvented during processing. Review the official source advisory statement below for specific affected components, classes, and reproduction details.

Source Advisory Statement

The LDAP backend in OpenStack Identity (Keystone) Grizzly and Havana, when removing a role on a tenant for a user who does not have that role, adds the role to the user, which allows local users to gain privileges.

CVE-2013-4477 Affected Keystone Versions

1 component(s)
Fixed Versions:
8.0.0a0
Product / Package Ecosystem Affected Versions Fixed Version
keystone
pypi/keystone
PyPI
< 8.0.0a0
8.0.0a0

References

NVD — CVE-2013-4477 NVD
https://nvd.nist.gov/vuln/detail/CVE-2013-4477
Security Fix Commit FIX COMMIT
https://github.com/openstack/keystone/commit/b17e7bec768bd53d3977352486378698a3db3cfa
Security Fix Commit FIX COMMIT
https://github.com/openstack/keystone/commit/c6800ca1ac984c879e75826df6694d6199444ea0
bugs.launchpad.net/keystone/+bug/12428... WEB
https://bugs.launchpad.net/keystone/+bug/1242855
Keystone Source Repository REPOSITORY
https://github.com/openstack/keystone
rhn.redhat.com/errata/rhsa-2014-01... WEB
http://rhn.redhat.com/errata/RHSA-2014-0113.html
Keystone Security Information SECURITY
http://www.openwall.com/lists/oss-security/2013/10/30/6
www.ubuntu.com/usn/usn-2034-1 WEB
http://www.ubuntu.com/usn/USN-2034-1

Frequently Asked Questions

What is CVE-2013-4477?
CVE-2013-4477 is a security vulnerability in Keystone involving OpenStack Identity Keystone Privilege Escalation vulnerability under General Security Weakness.
Which Keystone versions are affected?
Affected versions include releases prior to 8.0.0a0 across affected packages: keystone.
What version fixes CVE-2013-4477?
Upgrading to 8.0.0a0 (or the latest patched release for your respective branch) resolves the vulnerability.
Is keystone affected?
Yes, keystone is affected in releases prior to 8.0.0a0. Upgrade your dependency to 8.0.0a0 or later.
What CWE is associated with CVE-2013-4477?
CVE-2013-4477 is classified under General Security Weakness.
How can I check PyPI dependencies for CVE-2013-4477?
Run the dependency tree command: 'pip show keystone'. This command lists direct and transitive dependencies in your build configuration so you can verify if a vulnerable version is resolved.
Machine-readable OSV JSON OSV v1.5 Schema
Normalized schema output
View Raw JSON 
{
  "schema_version" : "1.4.0",
  "id" : "GHSA-f889-wfwm-6p7m",
  "modified" : "2024-04-08T19:04:48Z",
  "published" : "2022-05-17T04:50:52Z",
  "aliases" : [ "CVE-2013-4477" ],
  "summary" : "OpenStack Identity Keystone Privilege Escalation vulnerability",
  "details" : "The LDAP backend in OpenStack Identity (Keystone) Grizzly and Havana, when removing a role on a tenant for a user who does not have that role, adds the role to the user, which allows local users to gain privileges.",
  "severity" : [ ],
  "affected" : [ {
    "package" : {
      "ecosystem" : "PyPI",
      "name" : "keystone"
    },
    "ranges" : [ {
      "type" : "ECOSYSTEM",
      "events" : [ {
        "introduced" : "0"
      }, {
        "fixed" : "8.0.0a0"
      } ]
    } ]
  } ],
  "references" : [ {
    "type" : "ADVISORY",
    "url" : "https://nvd.nist.gov/vuln/detail/CVE-2013-4477"
  }, {
    "type" : "WEB",
    "url" : "https://github.com/openstack/keystone/commit/b17e7bec768bd53d3977352486378698a3db3cfa"
  }, {
    "type" : "WEB",
    "url" : "https://github.com/openstack/keystone/commit/c6800ca1ac984c879e75826df6694d6199444ea0"
  }, {
    "type" : "WEB",
    "url" : "https://bugs.launchpad.net/keystone/+bug/1242855"
  }, {
    "type" : "PACKAGE",
    "url" : "https://github.com/openstack/keystone"
  }, {
    "type" : "WEB",
    "url" : "http://rhn.redhat.com/errata/RHSA-2014-0113.html"
  }, {
    "type" : "WEB",
    "url" : "http://www.openwall.com/lists/oss-security/2013/10/30/6"
  }, {
    "type" : "WEB",
    "url" : "http://www.ubuntu.com/usn/USN-2034-1"
  } ],
  "database_specific" : {
    "cwe_ids" : [ ],
    "severity" : "LOW",
    "github_reviewed" : true,
    "github_reviewed_at" : "2024-04-08T19:04:48Z",
    "nvd_published_at" : "2013-11-02T19:55:00Z"
  }
}