| Name | CVE-2017-12173 |
| Description | 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. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| Debian Bugs | 877885 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| sssd (PTS) | jessie, jessie (lts) | 1.11.7-3+deb8u2 | fixed |
| stretch (security), stretch (lts), stretch | 1.15.0-3+deb9u2 | fixed |
| buster (security), buster, buster (lts) | 1.16.3-3.2+deb10u2 | fixed |
| bullseye | 2.4.1-2 | fixed |
| bookworm | 2.8.2-4 | fixed |
| sid | 2.9.5-3 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| sssd | source | wheezy | (not affected) | | | |
| sssd | source | jessie | (not affected) | | | |
| sssd | source | stretch | 1.15.0-3+deb9u1 | | | |
| sssd | source | (unstable) | 1.15.3-2 | | | 877885 |
Notes
[jessie] - sssd <not-affected> (Vulnerable code introduced later)
[wheezy] - sssd <not-affected> (Vulnerable code introduced later)
https://bugzilla.redhat.com/show_bug.cgi?id=1498173
Fixed by: https://pagure.io/SSSD/sssd/c/1f2662c8f97c9c0fa250055d4b6750abfc6d0835
Introduced by https://pagure.io/SSSD/sssd/c/7ecb5aea65cb1899f16e7a41bffa93d074defd4a (sssd-1_12_0)