authconfig: Information leak when SSSD is used for authentication against remote server
Published May 16, 2017
5.3
MEDIUMCVSS 3.0
EPSS 1.44%
Description
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.
Affected products
-
- Version 6.2.8StatusaffectedConstraints-
- Version
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Authconfig | Authconfig | n/a |
|
- 6.2.8
No data.
Red Hat Enterprise Linux 7
authconfig-0:6.2.8-30.el7
Fixed · RHSA-2017:2285
Red Hat Enterprise Linux 5
authconfig
Not affected
Red Hat Enterprise Linux 6
authconfig
Not affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 7 | authconfig-0:6.2.8-30.el7 | Fixed | RHSA-2017:2285 |
| Red Hat Enterprise Linux 5 | authconfig | Not affected | n/a |
| Red Hat Enterprise Linux 6 | authconfig | Not affected | n/a |
No package ranges for this CVE.
Remediation
Red Hat mitigation
Possible workaround (with side-effects): authconfig --enablesysnetauth --update
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
1 other source (Red Hat) ▾
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
AV:N/AC:L/Au:S/C:P/I:N/A:N
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2021–2026- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
Percentile over time
- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
Table of values (9 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 1.44% (0.01445) | 72.33th | v5 (v2026.06.15) |
| Sep 20, 2026 | 1.44% (0.01445) | 72.11th | v5 (v2026.06.15) |
| Jul 20, 2024 | 0.14% (0.00135) | 49.26th | v3 (v2023.03.01) |
| Sep 3, 2023 | 0.14% (0.00135) | 47.99th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.10% (0.00101) | 39.95th | v3 (v2023.03.01) |
| Mar 6, 2023 | 0.95% (0.00950) | 32.28th | v2 (v2022.01.01) |
| Feb 4, 2022 | 0.95% (0.00950) | 13.46th | v2 (v2022.01.01) |
| Feb 3, 2022 | 1.04% (0.01040) | 28.32th | v5 (v2026.06.15) |
| Apr 14, 2021 | 1.04% (0.01040) | 0.00th | v1 |
References (7)
- http://www.securityfocus.com/bid/101784 vdb-entryx_refsource_BID
- https://access.redhat.com/errata/RHSA-2017:2285 vendor-advisoryx_refsource_REDHAT
- https://access.redhat.com/security/cve/CVE-2017-7488 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1441604 x_refsource_CONFIRMIssue TrackingPatchThird Party AdvisoryVDB Entry
- https://nvd.nist.gov/vuln/detail/CVE-2017-7488
- https://pagure.io/authconfig/c/0972f61ad4b5657ed89cf953e8f58f6513096224?branch=master x_refsource_CONFIRMPatchThird Party Advisory
- https://www.cve.org/CVERecord?id=CVE-2017-7488
| Link | Providers | Tags |
|---|---|---|
| http://www.securityfocus.com/bid/101784 | vdb-entryx_refsource_BID | |
| https://access.redhat.com/errata/RHSA-2017:2285 | vendor-advisoryx_refsource_REDHAT | |
| https://access.redhat.com/security/cve/CVE-2017-7488 | Vendor Advisory | |
| https://bugzilla.redhat.com/show_bug.cgi?id=1441604 | x_refsource_CONFIRMIssue TrackingPatchThird Party AdvisoryVDB Entry | |
| https://nvd.nist.gov/vuln/detail/CVE-2017-7488 | ||
| https://pagure.io/authconfig/c/0972f61ad4b5657ed89cf953e8f58f6513096224?branch=master | x_refsource_CONFIRMPatchThird Party Advisory | |
| https://www.cve.org/CVERecord?id=CVE-2017-7488 |
Change history (0)
No recorded changes yet.