It was found that sssd's sysdb_search_user_by_upn_res() function 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.
Platform | Package | Release Date | Advisory |
---|---|---|---|
Amazon Linux 1 | sssd | 2017-12-20 18:56 | ALAS-2017-935 |
Score Type | Score | Vector | |
---|---|---|---|
Amazon Linux | CVSSv3 | 4.3 | CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N |
NVD | CVSSv2 | 4.0 | AV:N/AC:L/Au:S/C:P/I:N/A:N |
NVD | CVSSv3 | 8.8 | CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |