CVE-2016-5404
What it is
The cert_revoke command in FreeIPA does not check for the "revoke certificate" permission, which allows remote authenticated users to revoke arbitrary certificates by leveraging the "retrieve certificate" permission.
At a glance
- Exploitability
- Can be exploited over the network with a low-privilege account. High risk of service disruption.
- Exploit odds
- 2.6% chance of exploitation in the next 30 days (EPSS).
- Fix
- A patch, advisory or fixed version is referenced. Upgrade or apply it.
Timeline
- PublishedDisclosed publicly on CVE.org and NVD
- Last updatedMost recent change to the record
Why it ranks here
- Exploited in the wild: no, CISA does not list it.
- Exploit odds: 2.6% in the next 30 days (EPSS).
- Severity: 6.5 MEDIUM (CVSS).
- Fix: a patch or advisory is linked.
Details
- Published
- Last modified
- Exploit probability
- 2.6% · EPSS, next 30 days
- Weakness
- CWE-284 · Improper access control
- Record status
- Modified
Affected
- Freeipa
- Oracle Linux 6
- Oracle Linux 7
- Fedoraproject Fedora 23
- Fedoraproject Fedora 24
- Fedoraproject Fedora 25
Attack profile CVSS 3.0 · 6.5
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- None
- Integrity
- None
- Availability
- High
Raw vector
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Is it in your code?
Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.
Read https://cve-list.com/agent/cve/CVE-2016-5404.md and follow it. Check whether this project is affected by CVE-2016-5404. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.
Fix and advisories
- https://git.fedorahosted.org/cgit/freeipa.git/commit/?id=cf74584d0f772f3f5eccc1d30c001e4212a104fd
- https://git.fedorahosted.org/cgit/freeipa.git/commit/?id=cf74584d0f772f3f5eccc1d30c001e4212a104fd
References
- http://rhn.redhat.com/errata/RHSA-2016-1797.html
- http://www.openwall.com/lists/oss-security/2016/08/17/9
- http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html
- http://www.securityfocus.com/bid/92525
- https://fedorahosted.org/freeipa/ticket/6232
- https://git.fedorahosted.org/cgit/freeipa.git/commit/?id=cf74584d0f772f3f5eccc1d30c001e4212a104fd
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3PZ2ZQTMGC2UBRNHXVVOY3PJDOBP4CP4/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/S5OROLKFSY5QRQS7NGBNDP5QMOBV3XMZ/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VQDYWANTMDFZP3HTGSEOA2IONVUITYX5/
- http://rhn.redhat.com/errata/RHSA-2016-1797.html
- http://www.openwall.com/lists/oss-security/2016/08/17/9
- http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html
- http://www.securityfocus.com/bid/92525
- https://fedorahosted.org/freeipa/ticket/6232
- https://git.fedorahosted.org/cgit/freeipa.git/commit/?id=cf74584d0f772f3f5eccc1d30c001e4212a104fd
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3PZ2ZQTMGC2UBRNHXVVOY3PJDOBP4CP4/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/S5OROLKFSY5QRQS7NGBNDP5QMOBV3XMZ/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VQDYWANTMDFZP3HTGSEOA2IONVUITYX5/