CVE-2017-7488

Authconfig version 6.2.8 is vulnerable to an Information exposure while using SSSD to...

4.3 MediumFix available

Authconfig version 6.2.8 is vulnerable to an Information exposure while using SSSD to authenticate against remote server resulting in the leak of information about existing usernames.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: Low
User interaction: None

What an attacker can affect

Confidentiality: Low
Integrity: None
Availability: None

Exploit likelihood

1.44%Up 0.4 points since Apr 14, 2021

What each source reports

NVD Score used 4.3

Authconfig version 6.2.8 is vulnerable to an Information exposure while using SSSD to authenticate against remote server resulting in the leak of information about existing usernames.

Record: CVE-2017-7488
CVSS 3.0: 4.3 MediumCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
CVSS 2.0: 4.0 MediumAV:N/AC:L/Au:S/C:P/I:N/A:N
Weakness: CWE-200
Updated: 2026-11-02

CVE List No score

Authconfig version 6.2.8 is vulnerable to an Information exposure while using SSSD to authenticate against remote server resulting in the leak of information about existing usernames.

Record: CVE-2017-7488
Updated: 2026-11-02

EUVDEUVD-2017-16508 No score

Authconfig version 6.2.8 is vulnerable to an Information exposure while using SSSD to authenticate against remote server resulting in the leak of information about existing usernames.

Record: EUVD-2017-16508
Updated: 2026-11-03

GitHub AdvisoriesGHSA-3f5g-f3vm-8xqf 4.3

Authconfig version 6.2.8 is vulnerable to an Information exposure while using SSSD to...

Authconfig version 6.2.8 is vulnerable to an Information exposure while using SSSD to authenticate against remote server resulting in the leak of information about existing usernames.

Record: GHSA-3f5g-f3vm-8xqf
CVSS 3.0: 4.3 MediumCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Weakness: CWE-200
Updated: 2026-11-02

OSVRHSA-2017:2285 5.3

Red Hat Security Advisory: authconfig security, bug fix, and enhancement update

Record: RHSA-2017:2285
CVSS 3.0: 5.3 MediumCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Updated: 2026-11-02

Affected products

Affected packages

Affected packages
Package	Affected	Fixed
`authconfig` Red Hat:enterprise_linux:7::client	before 0:6.2.8-30.el7	0:6.2.8-30.el7
`authconfig-debuginfo` Red Hat:enterprise_linux:7::client	before 0:6.2.8-30.el7	0:6.2.8-30.el7
`authconfig-gtk` Red Hat:enterprise_linux:7::client	before 0:6.2.8-30.el7	0:6.2.8-30.el7
`authconfig-debuginfo` Red Hat:enterprise_linux:7::computenode	before 0:6.2.8-30.el7	0:6.2.8-30.el7
`authconfig-gtk` Red Hat:enterprise_linux:7::computenode	before 0:6.2.8-30.el7	0:6.2.8-30.el7
`authconfig` Red Hat:enterprise_linux:7::computenode	before 0:6.2.8-30.el7	0:6.2.8-30.el7
`authconfig` Red Hat:enterprise_linux:7::server	before 0:6.2.8-30.el7	0:6.2.8-30.el7
`authconfig-debuginfo` Red Hat:enterprise_linux:7::server	before 0:6.2.8-30.el7	0:6.2.8-30.el7
`authconfig-gtk` Red Hat:enterprise_linux:7::server	before 0:6.2.8-30.el7	0:6.2.8-30.el7
`authconfig` Red Hat:enterprise_linux:7::workstation	before 0:6.2.8-30.el7	0:6.2.8-30.el7
`authconfig-debuginfo` Red Hat:enterprise_linux:7::workstation	before 0:6.2.8-30.el7	0:6.2.8-30.el7
`authconfig-gtk` Red Hat:enterprise_linux:7::workstation	before 0:6.2.8-30.el7	0:6.2.8-30.el7

History

History
Recorded	Changed	Sources
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD, OSV

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

In short

CVE-2017-7488 is a medium vulnerability (CVSS 4.3) in Authconfig, published May 16, 2017. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.44%, the 73rd percentile. Fixed in authconfig 0:6.2.8-30.el7.

References

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