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CVE-2016-7030

FreeIPA uses a default password policy that locks an account after 5 unsuccessful authentication...

7.5 HighFix available

FreeIPA uses a default password policy that locks an account after 5 unsuccessful authentication attempts, which allows remote attackers to cause a denial of service by locking out the account in which system services run on.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
None
User interaction
None

What an attacker can affect

Confidentiality
None
Integrity
None
Availability
High

Exploit likelihood

4.74%Up 3.5 points since Feb 4, 2022
90%50%10%1%

What each source reports

NVD Score used 7.5

FreeIPA uses a default password policy that locks an account after 5 unsuccessful authentication attempts, which allows remote attackers to cause a denial of service by locking out the account in which system services run on.

Record
CVE-2016-7030
CVSS 3.0
7.5 HighCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS 2.0
5.0 MediumAV:N/AC:L/Au:N/C:N/I:N/A:P
Weakness
CWE-255
Updated
2026-11-02
CVE List No score

FreeIPA uses a default password policy that locks an account after 5 unsuccessful authentication attempts, which allows remote attackers to cause a denial of service by locking out the account in which system services run on.

Record
CVE-2016-7030
Updated
2026-11-02
EUVDEUVD-2016-7915 No score

FreeIPA uses a default password policy that locks an account after 5 unsuccessful authentication attempts, which allows remote attackers to cause a denial of service by locking out the account in which system services run on.

Record
EUVD-2016-7915
Updated
2026-11-03
GitHub AdvisoriesGHSA-7f4g-pxcg-hgv7 7.5

FreeIPA uses a default password policy that locks an account after 5 unsuccessful authentication...

FreeIPA uses a default password policy that locks an account after 5 unsuccessful authentication attempts, which allows remote attackers to cause a denial of service by locking out the account in which system services run on.

Record
GHSA-7f4g-pxcg-hgv7
CVSS 3.0
7.5 HighCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Updated
2026-11-02
OSV 7.5

FreeIPA uses a default password policy that locks an account after 5 unsuccessful authentication attempts, which allows remote attackers to cause a denial of service by locking out the account in which system services run on.

Record
CVE-2016-7030
CVSS 3.0
7.5 HighCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Updated
2026-11-02
OSVDEBIAN-CVE-2016-7030 7.5

FreeIPA uses a default password policy that locks an account after 5 unsuccessful authentication attempts, which allows remote attackers to cause a denial of service by locking out the account in which system services run on.

Record
DEBIAN-CVE-2016-7030
CVSS 3.0
7.5 HighCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Updated
2026-11-07
OSVRHSA-2017:0001 7.5

Red Hat Security Advisory: ipa security update

Record
RHSA-2017:0001
CVSS 3.0
7.5 HighCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Updated
2026-11-02
OSVUBUNTU-CVE-2016-7030 7.5

FreeIPA uses a default password policy that locks an account after 5 unsuccessful authentication attempts, which allows remote attackers to cause a denial of service by locking out the account in which system services run on.

Record
UBUNTU-CVE-2016-7030
CVSS 3.0
7.5 HighCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Updated
2026-11-02
OSVUSN-4792-1 No score

freeipa vulnerabilities

It was discovered that FreeIPA incorrectly handled certificates. An attacker could possibly use this issue to cause a denial of service by revoking arbitrary certificates This issue only affected Ubuntu 16.04 ESM. (CVE-2016-5404)

It was discovered that FreeIPA incorrectly handled authentication attempts. An attacker could possibly use this issue to cause a denial of service. (CVE-2016-7030)

It was discovered that FreeIPA incorrectly handled user's permissions. An authenticated attacker could possibly use this issue to modify other user's profiles or other unspecified impact. This issue only affected Ubuntu 16.04 ESM. (CVE-2016-9575)

Record
USN-4792-1
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
freeipa
Debian:12
 before 4.4.4-1
4.4.4-1
freeipa
Debian:13
 before 4.4.4-1
4.4.4-1
freeipa
Debian:14
 before 4.4.4-1
4.4.4-1
ipa
Red Hat:enterprise_linux:7::client
From an advisory covering 2 CVEs
 before 0:4.4.0-14.el7_3.1.1
0:4.4.0-14.el7_3.1.1
ipa-client
Red Hat:enterprise_linux:7::client
From an advisory covering 2 CVEs
 before 0:4.4.0-14.el7_3.1.1
0:4.4.0-14.el7_3.1.1
ipa-client-common
Red Hat:enterprise_linux:7::client
From an advisory covering 2 CVEs
 before 0:4.4.0-14.el7_3.1.1
0:4.4.0-14.el7_3.1.1
ipa-common
Red Hat:enterprise_linux:7::client
From an advisory covering 2 CVEs
 before 0:4.4.0-14.el7_3.1.1
0:4.4.0-14.el7_3.1.1
ipa-debuginfo
Red Hat:enterprise_linux:7::client
From an advisory covering 2 CVEs
 before 0:4.4.0-14.el7_3.1.1
0:4.4.0-14.el7_3.1.1
ipa-python-compat
Red Hat:enterprise_linux:7::client
From an advisory covering 2 CVEs
 before 0:4.4.0-14.el7_3.1.1
0:4.4.0-14.el7_3.1.1
python2-ipaclient
Red Hat:enterprise_linux:7::client
From an advisory covering 2 CVEs
 before 0:4.4.0-14.el7_3.1.1
0:4.4.0-14.el7_3.1.1
Show 53 moreShow less
Affected packages
PackageAffectedFixed
python2-ipalib
Red Hat:enterprise_linux:7::client
From an advisory covering 2 CVEs
 before 0:4.4.0-14.el7_3.1.1
0:4.4.0-14.el7_3.1.1
ipa-admintools
Red Hat:enterprise_linux:7::client
From an advisory covering 2 CVEs
 before 0:4.4.0-14.el7_3.1.1
0:4.4.0-14.el7_3.1.1
ipa-server
Red Hat:enterprise_linux:7::client
From an advisory covering 2 CVEs
 before 0:4.4.0-14.el7_3.1.1
0:4.4.0-14.el7_3.1.1
ipa-server-common
Red Hat:enterprise_linux:7::client
From an advisory covering 2 CVEs
 before 0:4.4.0-14.el7_3.1.1
0:4.4.0-14.el7_3.1.1
ipa-server-dns
Red Hat:enterprise_linux:7::client
From an advisory covering 2 CVEs
 before 0:4.4.0-14.el7_3.1.1
0:4.4.0-14.el7_3.1.1
ipa-server-trust-ad
Red Hat:enterprise_linux:7::client
From an advisory covering 2 CVEs
 before 0:4.4.0-14.el7_3.1.1
0:4.4.0-14.el7_3.1.1
python2-ipaserver
Red Hat:enterprise_linux:7::client
From an advisory covering 2 CVEs
 before 0:4.4.0-14.el7_3.1.1
0:4.4.0-14.el7_3.1.1
ipa
Red Hat:enterprise_linux:7::computenode
From an advisory covering 2 CVEs
 before 0:4.4.0-14.el7_3.1.1
0:4.4.0-14.el7_3.1.1
ipa-client
Red Hat:enterprise_linux:7::computenode
From an advisory covering 2 CVEs
 before 0:4.4.0-14.el7_3.1.1
0:4.4.0-14.el7_3.1.1
ipa-client-common
Red Hat:enterprise_linux:7::computenode
From an advisory covering 2 CVEs
 before 0:4.4.0-14.el7_3.1.1
0:4.4.0-14.el7_3.1.1
ipa-common
Red Hat:enterprise_linux:7::computenode
From an advisory covering 2 CVEs
 before 0:4.4.0-14.el7_3.1.1
0:4.4.0-14.el7_3.1.1
ipa-debuginfo
Red Hat:enterprise_linux:7::computenode
From an advisory covering 2 CVEs
 before 0:4.4.0-14.el7_3.1.1
0:4.4.0-14.el7_3.1.1
ipa-python-compat
Red Hat:enterprise_linux:7::computenode
From an advisory covering 2 CVEs
 before 0:4.4.0-14.el7_3.1.1
0:4.4.0-14.el7_3.1.1
python2-ipaclient
Red Hat:enterprise_linux:7::computenode
From an advisory covering 2 CVEs
 before 0:4.4.0-14.el7_3.1.1
0:4.4.0-14.el7_3.1.1
python2-ipalib
Red Hat:enterprise_linux:7::computenode
From an advisory covering 2 CVEs
 before 0:4.4.0-14.el7_3.1.1
0:4.4.0-14.el7_3.1.1
ipa-admintools
Red Hat:enterprise_linux:7::computenode
From an advisory covering 2 CVEs
 before 0:4.4.0-14.el7_3.1.1
0:4.4.0-14.el7_3.1.1
ipa-server
Red Hat:enterprise_linux:7::computenode
From an advisory covering 2 CVEs
 before 0:4.4.0-14.el7_3.1.1
0:4.4.0-14.el7_3.1.1
ipa-server-common
Red Hat:enterprise_linux:7::computenode
From an advisory covering 2 CVEs
 before 0:4.4.0-14.el7_3.1.1
0:4.4.0-14.el7_3.1.1
ipa-server-dns
Red Hat:enterprise_linux:7::computenode
From an advisory covering 2 CVEs
 before 0:4.4.0-14.el7_3.1.1
0:4.4.0-14.el7_3.1.1
ipa-server-trust-ad
Red Hat:enterprise_linux:7::computenode
From an advisory covering 2 CVEs
 before 0:4.4.0-14.el7_3.1.1
0:4.4.0-14.el7_3.1.1
python2-ipaserver
Red Hat:enterprise_linux:7::computenode
From an advisory covering 2 CVEs
 before 0:4.4.0-14.el7_3.1.1
0:4.4.0-14.el7_3.1.1
ipa
Red Hat:enterprise_linux:7::server
From an advisory covering 2 CVEs
 before 0:4.4.0-14.el7_3.1.1
0:4.4.0-14.el7_3.1.1
ipa-admintools
Red Hat:enterprise_linux:7::server
From an advisory covering 2 CVEs
 before 0:4.4.0-14.el7_3.1.1
0:4.4.0-14.el7_3.1.1
ipa-client
Red Hat:enterprise_linux:7::server
From an advisory covering 2 CVEs
 before 0:4.4.0-14.el7_3.1.1
0:4.4.0-14.el7_3.1.1
ipa-client-common
Red Hat:enterprise_linux:7::server
From an advisory covering 2 CVEs
 before 0:4.4.0-14.el7_3.1.1
0:4.4.0-14.el7_3.1.1
ipa-common
Red Hat:enterprise_linux:7::server
From an advisory covering 2 CVEs
 before 0:4.4.0-14.el7_3.1.1
0:4.4.0-14.el7_3.1.1
ipa-debuginfo
Red Hat:enterprise_linux:7::server
From an advisory covering 2 CVEs
 before 0:4.4.0-14.el7_3.1.1
0:4.4.0-14.el7_3.1.1
ipa-python-compat
Red Hat:enterprise_linux:7::server
From an advisory covering 2 CVEs
 before 0:4.4.0-14.el7_3.1.1
0:4.4.0-14.el7_3.1.1
ipa-server
Red Hat:enterprise_linux:7::server
From an advisory covering 2 CVEs
 before 0:4.4.0-14.el7_3.1.1
0:4.4.0-14.el7_3.1.1
ipa-server-common
Red Hat:enterprise_linux:7::server
From an advisory covering 2 CVEs
 before 0:4.4.0-14.el7_3.1.1
0:4.4.0-14.el7_3.1.1
ipa-server-dns
Red Hat:enterprise_linux:7::server
From an advisory covering 2 CVEs
 before 0:4.4.0-14.el7_3.1.1
0:4.4.0-14.el7_3.1.1
ipa-server-trust-ad
Red Hat:enterprise_linux:7::server
From an advisory covering 2 CVEs
 before 0:4.4.0-14.el7_3.1.1
0:4.4.0-14.el7_3.1.1
python2-ipaclient
Red Hat:enterprise_linux:7::server
From an advisory covering 2 CVEs
 before 0:4.4.0-14.el7_3.1.1
0:4.4.0-14.el7_3.1.1
python2-ipalib
Red Hat:enterprise_linux:7::server
From an advisory covering 2 CVEs
 before 0:4.4.0-14.el7_3.1.1
0:4.4.0-14.el7_3.1.1
python2-ipaserver
Red Hat:enterprise_linux:7::server
From an advisory covering 2 CVEs
 before 0:4.4.0-14.el7_3.1.1
0:4.4.0-14.el7_3.1.1
ipa
Red Hat:enterprise_linux:7::workstation
From an advisory covering 2 CVEs
 before 0:4.4.0-14.el7_3.1.1
0:4.4.0-14.el7_3.1.1
ipa-admintools
Red Hat:enterprise_linux:7::workstation
From an advisory covering 2 CVEs
 before 0:4.4.0-14.el7_3.1.1
0:4.4.0-14.el7_3.1.1
ipa-client
Red Hat:enterprise_linux:7::workstation
From an advisory covering 2 CVEs
 before 0:4.4.0-14.el7_3.1.1
0:4.4.0-14.el7_3.1.1
ipa-client-common
Red Hat:enterprise_linux:7::workstation
From an advisory covering 2 CVEs
 before 0:4.4.0-14.el7_3.1.1
0:4.4.0-14.el7_3.1.1
ipa-common
Red Hat:enterprise_linux:7::workstation
From an advisory covering 2 CVEs
 before 0:4.4.0-14.el7_3.1.1
0:4.4.0-14.el7_3.1.1
ipa-debuginfo
Red Hat:enterprise_linux:7::workstation
From an advisory covering 2 CVEs
 before 0:4.4.0-14.el7_3.1.1
0:4.4.0-14.el7_3.1.1
ipa-python-compat
Red Hat:enterprise_linux:7::workstation
From an advisory covering 2 CVEs
 before 0:4.4.0-14.el7_3.1.1
0:4.4.0-14.el7_3.1.1
ipa-server
Red Hat:enterprise_linux:7::workstation
From an advisory covering 2 CVEs
 before 0:4.4.0-14.el7_3.1.1
0:4.4.0-14.el7_3.1.1
ipa-server-common
Red Hat:enterprise_linux:7::workstation
From an advisory covering 2 CVEs
 before 0:4.4.0-14.el7_3.1.1
0:4.4.0-14.el7_3.1.1
ipa-server-dns
Red Hat:enterprise_linux:7::workstation
From an advisory covering 2 CVEs
 before 0:4.4.0-14.el7_3.1.1
0:4.4.0-14.el7_3.1.1
ipa-server-trust-ad
Red Hat:enterprise_linux:7::workstation
From an advisory covering 2 CVEs
 before 0:4.4.0-14.el7_3.1.1
0:4.4.0-14.el7_3.1.1
python2-ipaclient
Red Hat:enterprise_linux:7::workstation
From an advisory covering 2 CVEs
 before 0:4.4.0-14.el7_3.1.1
0:4.4.0-14.el7_3.1.1
python2-ipalib
Red Hat:enterprise_linux:7::workstation
From an advisory covering 2 CVEs
 before 0:4.4.0-14.el7_3.1.1
0:4.4.0-14.el7_3.1.1
python2-ipaserver
Red Hat:enterprise_linux:7::workstation
From an advisory covering 2 CVEs
 before 0:4.4.0-14.el7_3.1.1
0:4.4.0-14.el7_3.1.1
freeipa
Ubuntu:Pro:14.04:LTS
 before 3.3.4-0ubuntu3.1+esm1, plus listed versions
3.2.1-0ubuntu13.3.4-0ubuntu13.3.4-0ubuntu23.3.4-0ubuntu33.3.4-0ubuntu3.1
3.3.4-0ubuntu3.1+esm1
freeipa
Ubuntu:Pro:16.04:LTS
 before 4.3.1-0ubuntu1+esm1, plus listed versions
4.1.4-14.3.1-0ubuntu1
4.3.1-0ubuntu1+esm1
freeipa
Ubuntu:Pro:14.04:LTS
From an advisory covering 3 CVEs
 before 3.3.4-0ubuntu3.1+esm1, plus listed versions
3.2.1-0ubuntu13.3.4-0ubuntu13.3.4-0ubuntu23.3.4-0ubuntu33.3.4-0ubuntu3.1
3.3.4-0ubuntu3.1+esm1
freeipa
Ubuntu:Pro:16.04:LTS
From an advisory covering 3 CVEs
 before 4.3.1-0ubuntu1+esm1, plus listed versions
4.1.4-14.3.1-0ubuntu1
4.3.1-0ubuntu1+esm1

History

History
RecordedChangedSources
affectedOSV
affected, facts
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2016-7030 is a high vulnerability (CVSS 7.5) in Freeipa, published August 28, 2017. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 4.74%, the 91st percentile. Fixed in freeipa 4.4.4-1.

References

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