Vulnerability Description
Artifex Ghostscript allows attackers to bypass a sandbox protection mechanism by leveraging exposure of system operators in the saved execution stack in an error object.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Artifex | Ghostscript | <= 9.25 |
| Debian | Debian Linux | 8.0 |
| Canonical | Ubuntu Linux | 14.04 |
| Redhat | Enterprise Linux Desktop | 7.0 |
| Redhat | Enterprise Linux Server | 7.0 |
| Redhat | Enterprise Linux Server Aus | 7.6 |
| Redhat | Enterprise Linux Server Eus | 7.6 |
| Redhat | Enterprise Linux Server Tus | 7.6 |
| Redhat | Enterprise Linux Workstation | 7.0 |
Related Weaknesses (CWE)
References
- http://git.ghostscript.com/?p=ghostpdl.git%3Ba=commit%3Bh=34cc326eb2c56958333618
- http://packetstormsecurity.com/files/149758/Ghostscript-Exposed-System-OperatorsThird Party AdvisoryVDB Entry
- http://www.openwall.com/lists/oss-security/2018/10/10/12Mailing ListPatchThird Party Advisory
- https://access.redhat.com/errata/RHSA-2018:3834Third Party Advisory
- https://bugs.chromium.org/p/project-zero/issues/detail?id=1690Issue TrackingPatchThird Party Advisory
- https://bugs.ghostscript.com/show_bug.cgi?id=699927Issue TrackingPatchVendor Advisory
- https://lists.debian.org/debian-lts-announce/2018/10/msg00013.htmlMailing ListThird Party Advisory
- https://usn.ubuntu.com/3803-1/Third Party Advisory
- https://www.debian.org/security/2018/dsa-4336Third Party Advisory
- http://git.ghostscript.com/?p=ghostpdl.git%3Ba=commit%3Bh=34cc326eb2c56958333618
- http://packetstormsecurity.com/files/149758/Ghostscript-Exposed-System-OperatorsThird Party AdvisoryVDB Entry
- http://www.openwall.com/lists/oss-security/2018/10/10/12Mailing ListPatchThird Party Advisory
- https://access.redhat.com/errata/RHSA-2018:3834Third Party Advisory
- https://bugs.chromium.org/p/project-zero/issues/detail?id=1690Issue TrackingPatchThird Party Advisory
- https://bugs.ghostscript.com/show_bug.cgi?id=699927Issue TrackingPatchVendor Advisory
FAQ
What is CVE-2018-18073?
CVE-2018-18073 is a vulnerability with a CVSS score of 6.3 (MEDIUM). Artifex Ghostscript allows attackers to bypass a sandbox protection mechanism by leveraging exposure of system operators in the saved execution stack in an error object.
How severe is CVE-2018-18073?
CVE-2018-18073 has been rated MEDIUM with a CVSS base score of 6.3/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2018-18073?
Check the references section above for vendor advisories and patch information. Affected products include: Artifex Ghostscript, Debian Debian Linux, Canonical Ubuntu Linux, Redhat Enterprise Linux Desktop, Redhat Enterprise Linux Server.