CVE-2018-1058
A flaw was found in the way Postgresql allowed a user to modify the behavior of a query for other users. An attacker with a user account could use this flaw to execute code with the permissions of superuser in the database.
Find out more about CVE-2018-1058 from the MITRE CVE dictionary dictionary and NIST NVD.
Statement
This issue affects the versions of Postgresql as shipped with Red Hat Satellite 5. Red Hat Product Security has rated this issue as having security impact of Low. A future update may address this issue. For additional information, refer to the Issue Severity Classification: https://access.redhat.com/security/updates/classification/.
CVSS v3 metrics
| CVSS3 Base Score | 8.8 |
|---|---|
| CVSS3 Base Metrics | CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
| Attack Vector | Network |
| Attack Complexity | Low |
| Privileges Required | Low |
| User Interaction | None |
| Scope | Unchanged |
| Confidentiality | High |
| Integrity Impact | High |
| Availability Impact | High |
Red Hat Security Errata
| Platform | Errata | Release Date |
|---|---|---|
| Red Hat Software Collections for Red Hat Enterprise Linux 6 (rh-postgresql96-postgresql) | RHSA-2018:2566 | 2018-08-27 |
| Red Hat Software Collections for Red Hat Enterprise Linux 7 (rh-postgresql95-postgresql) | RHSA-2018:2511 | 2018-08-20 |
| Red Hat Software Collections for Red Hat Enterprise Linux 7 (rh-postgresql96-postgresql) | RHSA-2018:2566 | 2018-08-27 |
| Red Hat Software Collections for Red Hat Enterprise Linux 6 (rh-postgresql95-postgresql) | RHSA-2018:2511 | 2018-08-20 |
Affected Packages State
| Platform | Package | State |
|---|---|---|
| Red Hat Software Collections for Red Hat Enterprise Linux | rh-postgresql10-postgresql | Will not fix |
| Red Hat Software Collections for Red Hat Enterprise Linux | rh-postgresql94-postgresql | Will not fix |
| Red Hat Single Sign-On 7 | postgresql | Not affected |
| Red Hat Satellite 5 | postgresql95-postgresql | Will not fix |
| Red Hat Mobile Application Platform On-Premise 4 | postgresql | Under investigation |
| Red Hat JBoss Operations Network 3 | postgresql | Not affected |
| Red Hat JBoss Fuse Service Works 6 | postgresql | Not affected |
| Red Hat Enterprise Linux 7 | postgresql | Will not fix |
| Red Hat Enterprise Linux 6 | postgresql | Will not fix |
| Red Hat Enterprise Linux 5 | postgresql84 | Will not fix |
| Red Hat Enterprise Linux 5 | postgresql | Will not fix |
Mitigation
Upstream suggests the following mitigation can be used to protect against this security flaw:
https://wiki.postgresql.org/wiki/A_Guide_to_CVE-2018-1058:_Protect_Your_Search_Path