CVE-2016-7030
FreeIPA uses a default password policy that locks an account after 5 unsuccessful authentication...
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.
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
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 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - CVSS 2.0
- 5.0 Medium
AV: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 High
CVSS: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 High
CVSS: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 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Updated
- 2026-11-02
OSVRHSA-2017:0001
7.5
Red Hat Security Advisory: ipa security update
- Record
RHSA-2017:0001- CVSS 3.0
- 7.5 High
CVSS: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 High
CVSS: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
| Package | Affected | Fixed |
|---|---|---|
freeipaDebian:12 |
before 4.4.4-1 | 4.4.4-1 |
freeipaDebian:13 |
before 4.4.4-1 | 4.4.4-1 |
ipaRed Hat:enterprise_linux:7::client |
before 0:4.4.0-14.el7_3.1.1 | 0:4.4.0-14.el7_3.1.1 |
ipa-clientRed Hat:enterprise_linux:7::client |
before 0:4.4.0-14.el7_3.1.1 | 0:4.4.0-14.el7_3.1.1 |
ipa-client-commonRed Hat:enterprise_linux:7::client |
before 0:4.4.0-14.el7_3.1.1 | 0:4.4.0-14.el7_3.1.1 |
ipa-commonRed Hat:enterprise_linux:7::client |
before 0:4.4.0-14.el7_3.1.1 | 0:4.4.0-14.el7_3.1.1 |
ipa-debuginfoRed Hat:enterprise_linux:7::client |
before 0:4.4.0-14.el7_3.1.1 | 0:4.4.0-14.el7_3.1.1 |
ipa-python-compatRed Hat:enterprise_linux:7::client |
before 0:4.4.0-14.el7_3.1.1 | 0:4.4.0-14.el7_3.1.1 |
python2-ipaclientRed Hat:enterprise_linux:7::client |
before 0:4.4.0-14.el7_3.1.1 | 0:4.4.0-14.el7_3.1.1 |
python2-ipalibRed Hat:enterprise_linux:7::client |
before 0:4.4.0-14.el7_3.1.1 | 0:4.4.0-14.el7_3.1.1 |
Show 50 moreShow less
| Package | Affected | Fixed |
|---|---|---|
ipa-admintoolsRed Hat:enterprise_linux:7::client |
before 0:4.4.0-14.el7_3.1.1 | 0:4.4.0-14.el7_3.1.1 |
ipa-serverRed Hat:enterprise_linux:7::client |
before 0:4.4.0-14.el7_3.1.1 | 0:4.4.0-14.el7_3.1.1 |
ipa-server-commonRed Hat:enterprise_linux:7::client |
before 0:4.4.0-14.el7_3.1.1 | 0:4.4.0-14.el7_3.1.1 |
ipa-server-dnsRed Hat:enterprise_linux:7::client |
before 0:4.4.0-14.el7_3.1.1 | 0:4.4.0-14.el7_3.1.1 |
ipa-server-trust-adRed Hat:enterprise_linux:7::client |
before 0:4.4.0-14.el7_3.1.1 | 0:4.4.0-14.el7_3.1.1 |
python2-ipaserverRed Hat:enterprise_linux:7::client |
before 0:4.4.0-14.el7_3.1.1 | 0:4.4.0-14.el7_3.1.1 |
ipaRed Hat:enterprise_linux:7::computenode |
before 0:4.4.0-14.el7_3.1.1 | 0:4.4.0-14.el7_3.1.1 |
ipa-clientRed Hat:enterprise_linux:7::computenode |
before 0:4.4.0-14.el7_3.1.1 | 0:4.4.0-14.el7_3.1.1 |
ipa-client-commonRed Hat:enterprise_linux:7::computenode |
before 0:4.4.0-14.el7_3.1.1 | 0:4.4.0-14.el7_3.1.1 |
ipa-commonRed Hat:enterprise_linux:7::computenode |
before 0:4.4.0-14.el7_3.1.1 | 0:4.4.0-14.el7_3.1.1 |
ipa-debuginfoRed Hat:enterprise_linux:7::computenode |
before 0:4.4.0-14.el7_3.1.1 | 0:4.4.0-14.el7_3.1.1 |
ipa-python-compatRed Hat:enterprise_linux:7::computenode |
before 0:4.4.0-14.el7_3.1.1 | 0:4.4.0-14.el7_3.1.1 |
python2-ipaclientRed Hat:enterprise_linux:7::computenode |
before 0:4.4.0-14.el7_3.1.1 | 0:4.4.0-14.el7_3.1.1 |
python2-ipalibRed Hat:enterprise_linux:7::computenode |
before 0:4.4.0-14.el7_3.1.1 | 0:4.4.0-14.el7_3.1.1 |
ipa-admintoolsRed Hat:enterprise_linux:7::computenode |
before 0:4.4.0-14.el7_3.1.1 | 0:4.4.0-14.el7_3.1.1 |
ipa-serverRed Hat:enterprise_linux:7::computenode |
before 0:4.4.0-14.el7_3.1.1 | 0:4.4.0-14.el7_3.1.1 |
ipa-server-commonRed Hat:enterprise_linux:7::computenode |
before 0:4.4.0-14.el7_3.1.1 | 0:4.4.0-14.el7_3.1.1 |
ipa-server-dnsRed Hat:enterprise_linux:7::computenode |
before 0:4.4.0-14.el7_3.1.1 | 0:4.4.0-14.el7_3.1.1 |
ipa-server-trust-adRed Hat:enterprise_linux:7::computenode |
before 0:4.4.0-14.el7_3.1.1 | 0:4.4.0-14.el7_3.1.1 |
python2-ipaserverRed Hat:enterprise_linux:7::computenode |
before 0:4.4.0-14.el7_3.1.1 | 0:4.4.0-14.el7_3.1.1 |
ipaRed Hat:enterprise_linux:7::server |
before 0:4.4.0-14.el7_3.1.1 | 0:4.4.0-14.el7_3.1.1 |
ipa-admintoolsRed Hat:enterprise_linux:7::server |
before 0:4.4.0-14.el7_3.1.1 | 0:4.4.0-14.el7_3.1.1 |
ipa-clientRed Hat:enterprise_linux:7::server |
before 0:4.4.0-14.el7_3.1.1 | 0:4.4.0-14.el7_3.1.1 |
ipa-client-commonRed Hat:enterprise_linux:7::server |
before 0:4.4.0-14.el7_3.1.1 | 0:4.4.0-14.el7_3.1.1 |
ipa-commonRed Hat:enterprise_linux:7::server |
before 0:4.4.0-14.el7_3.1.1 | 0:4.4.0-14.el7_3.1.1 |
ipa-debuginfoRed Hat:enterprise_linux:7::server |
before 0:4.4.0-14.el7_3.1.1 | 0:4.4.0-14.el7_3.1.1 |
ipa-python-compatRed Hat:enterprise_linux:7::server |
before 0:4.4.0-14.el7_3.1.1 | 0:4.4.0-14.el7_3.1.1 |
ipa-serverRed Hat:enterprise_linux:7::server |
before 0:4.4.0-14.el7_3.1.1 | 0:4.4.0-14.el7_3.1.1 |
ipa-server-commonRed Hat:enterprise_linux:7::server |
before 0:4.4.0-14.el7_3.1.1 | 0:4.4.0-14.el7_3.1.1 |
ipa-server-dnsRed Hat:enterprise_linux:7::server |
before 0:4.4.0-14.el7_3.1.1 | 0:4.4.0-14.el7_3.1.1 |
ipa-server-trust-adRed Hat:enterprise_linux:7::server |
before 0:4.4.0-14.el7_3.1.1 | 0:4.4.0-14.el7_3.1.1 |
python2-ipaclientRed Hat:enterprise_linux:7::server |
before 0:4.4.0-14.el7_3.1.1 | 0:4.4.0-14.el7_3.1.1 |
python2-ipalibRed Hat:enterprise_linux:7::server |
before 0:4.4.0-14.el7_3.1.1 | 0:4.4.0-14.el7_3.1.1 |
python2-ipaserverRed Hat:enterprise_linux:7::server |
before 0:4.4.0-14.el7_3.1.1 | 0:4.4.0-14.el7_3.1.1 |
ipaRed Hat:enterprise_linux:7::workstation |
before 0:4.4.0-14.el7_3.1.1 | 0:4.4.0-14.el7_3.1.1 |
ipa-admintoolsRed Hat:enterprise_linux:7::workstation |
before 0:4.4.0-14.el7_3.1.1 | 0:4.4.0-14.el7_3.1.1 |
ipa-clientRed Hat:enterprise_linux:7::workstation |
before 0:4.4.0-14.el7_3.1.1 | 0:4.4.0-14.el7_3.1.1 |
ipa-client-commonRed Hat:enterprise_linux:7::workstation |
before 0:4.4.0-14.el7_3.1.1 | 0:4.4.0-14.el7_3.1.1 |
ipa-commonRed Hat:enterprise_linux:7::workstation |
before 0:4.4.0-14.el7_3.1.1 | 0:4.4.0-14.el7_3.1.1 |
ipa-debuginfoRed Hat:enterprise_linux:7::workstation |
before 0:4.4.0-14.el7_3.1.1 | 0:4.4.0-14.el7_3.1.1 |
ipa-python-compatRed Hat:enterprise_linux:7::workstation |
before 0:4.4.0-14.el7_3.1.1 | 0:4.4.0-14.el7_3.1.1 |
ipa-serverRed Hat:enterprise_linux:7::workstation |
before 0:4.4.0-14.el7_3.1.1 | 0:4.4.0-14.el7_3.1.1 |
ipa-server-commonRed Hat:enterprise_linux:7::workstation |
before 0:4.4.0-14.el7_3.1.1 | 0:4.4.0-14.el7_3.1.1 |
ipa-server-dnsRed Hat:enterprise_linux:7::workstation |
before 0:4.4.0-14.el7_3.1.1 | 0:4.4.0-14.el7_3.1.1 |
ipa-server-trust-adRed Hat:enterprise_linux:7::workstation |
before 0:4.4.0-14.el7_3.1.1 | 0:4.4.0-14.el7_3.1.1 |
python2-ipaclientRed Hat:enterprise_linux:7::workstation |
before 0:4.4.0-14.el7_3.1.1 | 0:4.4.0-14.el7_3.1.1 |
python2-ipalibRed Hat:enterprise_linux:7::workstation |
before 0:4.4.0-14.el7_3.1.1 | 0:4.4.0-14.el7_3.1.1 |
python2-ipaserverRed Hat:enterprise_linux:7::workstation |
before 0:4.4.0-14.el7_3.1.1 | 0:4.4.0-14.el7_3.1.1 |
freeipaUbuntu: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 |
freeipaUbuntu: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 |
History
| When | Changed | Sources |
|---|---|---|
| 2026-11-03 | aliases | EUVD |
| 2026-11-02 | created | CVE List, GitHub Advisories, NVD, OSV |
References
bugzilla.redhat.com/show_bug.cgi?id=1370493
securityfocus.com/bid/94934
pagure.io/freeipa?id=6f1d927467e7907fd1991f88388d96c67c9bff61
rhn.redhat.com/errata/RHSA-2017-0001.html
openwall.com/lists/oss-security/2017/01/02/5
nvd.nist.gov/vuln/detail/CVE-2016-7030
Show 16 moreShow less
github.com/advisories/GHSA-7f4g-pxcg-hgv7
security-tracker.debian.org/tracker/CVE-2016-7030
access.redhat.com/errata/RHSA-2017:0001
access.redhat.com/security/updates/classification
bugzilla.redhat.com/show_bug.cgi?id=1395311
security.access.redhat.com/data/csaf/v2/advisories/2017/rhsa-2017_0001.json
access.redhat.com/security/cve/CVE-2016-7030
cve.org/CVERecord?id=CVE-2016-7030
access.redhat.com/security/cve/CVE-2016-9575
cve.org/CVERecord?id=CVE-2016-9575
nvd.nist.gov/vuln/detail/CVE-2016-9575
ubuntu.com/security/CVE-2016-7030
bugzilla.redhat.com/show_bug.cgi?id=1404910
ubuntu.com/security/notices/USN-4792-1
ubuntu.com/security/CVE-2016-5404
ubuntu.com/security/CVE-2016-9575