It was discovered that the ghostscript .tempfile function did not properly handle file permissions. An attacker could possibly exploit this to exploit this to bypass the -dSAFER protection and delete files or disclose their content via a specially crafted PostScript document.
Find out more about CVE-2018-15908 from the MITRE CVE dictionary dictionary and NIST NVD.
| CVSS3 Base Score | 7.3 |
|---|---|
| CVSS3 Base Metrics | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L |
| Attack Vector | Network |
| Attack Complexity | Low |
| Privileges Required | None |
| User Interaction | None |
| Scope | Unchanged |
| Confidentiality | Low |
| Integrity Impact | Low |
| Availability Impact | Low |
| Platform | Errata | Release Date |
|---|---|---|
| Red Hat Enterprise Linux 7 (ghostscript) | RHSA-2018:3650 | 2018-11-27 |
| Platform | Package | State |
|---|---|---|
| Red Hat OpenShift Enterprise 3.2 | mediawiki | Not affected |
| Red Hat OpenShift Enterprise 3.1 | mediawiki | Not affected |
| Red Hat OpenShift Enterprise 3.0 | mediawiki | Not affected |
| Red Hat OpenShift Container Platform 3.9 | mediawiki | Not affected |
| Red Hat OpenShift Container Platform 3.7 | mediawiki | Not affected |
| Red Hat OpenShift Container Platform 3.6 | mediawiki | Not affected |
| Red Hat OpenShift Container Platform 3.5 | mediawiki | Not affected |
| Red Hat OpenShift Container Platform 3.4 | mediawiki | Not affected |
| Red Hat OpenShift Container Platform 3.3 | mediawiki | Not affected |
| Red Hat OpenShift Container Platform 3.11 | mediawiki | Not affected |
| Red Hat OpenShift Container Platform 3.10 | mediawiki | Not affected |
| Red Hat Enterprise Linux 6 | ghostscript | Will not fix |
| Red Hat Enterprise Linux 5 | ghostscript | Will not fix |
Please see https://bugzilla.redhat.com/show_bug.cgi?id=1619748#c3
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