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CVE-2013-4477
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…
- 3.3LowCVSS base score
- 0.45%Exploitation in 30 daysEPSS · top 61% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
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.
Timeline
ID reserved
By redhat
- 5 months later
· 5 months later
Published
- 11 years later
· 11 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Low3.3 | AV:L/AC:M/Au:N/C:P/I:P/A:N |
- EPSS (exploitation in 30 days)
- 0.45% · top 61% of all CVEs (11 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Low 3.3.
Affected products
n/a
- affected n/a
Affected packages
From reviewed advisories of the GitHub Advisory Database.
- PyPIkeystoneGHSA-f889-wfwm-6p7m (opens in a new tab)
References
References4
- [oss-security] 20131030 [OSSA 2013-028] Unintentional role granting with Keystone LDAP backend (CVE-2013-4477) (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- USN-2034-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- RHSA-2014:0113 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- https://bugs.launchpad.net/keystone/+bug/1242855 (opens in a new tab)x_refsource_CONFIRMx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2022-3724 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisory GHSA-f889-wfwm-6p7m (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2013-4477)Record last updated .