What’s Vulnerable › Vulnerabilities

CVE-2013-4477

• Severity: low (CVSS 3.3 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2013-11-02 · updated 2026-06-16
• Weakness: CWE-264

Description

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.

Affected products

• OpenStack Grizzly: all versions
• OpenStack Havana: all versions

References

• http://rhn.redhat.com/errata/RHSA-2014-0113.html
• http://www.openwall.com/lists/oss-security/2013/10/30/6
• http://www.ubuntu.com/usn/USN-2034-1
• https://bugs.launchpad.net/keystone/+bug/1242855
• http://rhn.redhat.com/errata/RHSA-2014-0113.html
• http://www.openwall.com/lists/oss-security/2013/10/30/6
• http://www.ubuntu.com/usn/USN-2034-1
• https://bugs.launchpad.net/keystone/+bug/1242855

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