CVE-2017-12173
MEDIUMRed Hat Enterprise Linux - Information Disclosure via SSSD Local Cache Injection
Title source: llmDescription
It was found that sssd's sysdb_search_user_by_upn_res() function before 1.16.0 did not sanitize requests when querying its local cache and was vulnerable to injection. In a centralized login environment, if a password hash was locally cached for a given user, an authenticated attacker could use this flaw to retrieve it.
References (3)
Core 3
Core References
Vendor Advisory vendor-advisory
x_refsource_redhat
https://access.redhat.com/errata/RHSA-2017:3379
Vendor Advisory vendor-advisory
x_refsource_redhat
https://access.redhat.com/errata/RHSA-2018:1877
Issue Tracking, Patch, Vendor Advisory x_refsource_confirm
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-12173
Scores
CVSS v3
4.3
EPSS
0.0150
EPSS Percentile
71.1%
Attack Vector
NETWORK
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Details
CWE
CWE-20
CWE-200
Status
published
Products (10)
fedoraproject/sssd
< 1.16.0
redhat/enterprise_linux_desktop
6.0
redhat/enterprise_linux_desktop
7.0
redhat/enterprise_linux_server
6.0
redhat/enterprise_linux_server
7.0
redhat/enterprise_linux_server_aus
7.4
redhat/enterprise_linux_server_eus
7.4
redhat/enterprise_linux_server_eus
7.5
redhat/enterprise_linux_workstation
6.0
redhat/enterprise_linux_workstation
7.0
Published
Jul 27, 2018
Tracked Since
Feb 18, 2026