Vulnerability Monitor

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CVE-2018-18073

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.

Published

2018-10-15T16:29:03.160

Last Modified

2024-11-21T03:55:26.360

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 6.3 (MEDIUM)

CVSSv2 Vector

AV:N/AC:M/Au:N/C:P/I:N/A:N

Access Vector: NETWORK
Access Complexity: MEDIUM
Authentication: NONE
Confidentiality Impact: PARTIAL
Integrity Impact: NONE
Availability Impact: NONE

Exploitability Score

8.6

Impact Score

2.9

Weaknesses

Type: Primary
CWE-200

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	artifex	ghostscript	≤ 9.25	Yes
Operating System	debian	debian_linux	8.0	Yes
Operating System	debian	debian_linux	9.0	Yes
Operating System	canonical	ubuntu_linux	14.04	Yes
Operating System	canonical	ubuntu_linux	16.04	Yes
Operating System	canonical	ubuntu_linux	18.04	Yes
Operating System	canonical	ubuntu_linux	18.10	Yes
Operating System	redhat	enterprise_linux_desktop	7.0	Yes
Operating System	redhat	enterprise_linux_server	7.0	Yes
Operating System	redhat	enterprise_linux_server_aus	7.6	Yes
Operating System	redhat	enterprise_linux_server_eus	7.6	Yes
Operating System	redhat	enterprise_linux_server_tus	7.6	Yes
Operating System	redhat	enterprise_linux_workstation	7.0	Yes

References

http://git.ghostscript.com/?p=ghostpdl.git%3Ba=commit%3Bh=34cc326eb2c5695833361887fe0b32e8d987741c ([email protected])
http://packetstormsecurity.com/files/149758/Ghostscript-Exposed-System-Operators.html Third Party Advisory, VDB Entry ([email protected])
http://www.openwall.com/lists/oss-security/2018/10/10/12 Mailing List, Patch, Third Party Advisory ([email protected])
https://access.redhat.com/errata/RHSA-2018:3834 Third Party Advisory ([email protected])
https://bugs.chromium.org/p/project-zero/issues/detail?id=1690 Issue Tracking, Patch, Third Party Advisory ([email protected])
https://bugs.ghostscript.com/show_bug.cgi?id=699927 Issue Tracking, Patch, Vendor Advisory ([email protected])
https://lists.debian.org/debian-lts-announce/2018/10/msg00013.html Mailing List, Third Party Advisory ([email protected])
https://usn.ubuntu.com/3803-1/ Third Party Advisory ([email protected])
https://www.debian.org/security/2018/dsa-4336 Third Party Advisory ([email protected])
http://git.ghostscript.com/?p=ghostpdl.git%3Ba=commit%3Bh=34cc326eb2c5695833361887fe0b32e8d987741c (af854a3a-2127-422b-91ae-364da2661108)
http://packetstormsecurity.com/files/149758/Ghostscript-Exposed-System-Operators.html Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
http://www.openwall.com/lists/oss-security/2018/10/10/12 Mailing List, Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://access.redhat.com/errata/RHSA-2018:3834 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://bugs.chromium.org/p/project-zero/issues/detail?id=1690 Issue Tracking, Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://bugs.ghostscript.com/show_bug.cgi?id=699927 Issue Tracking, Patch, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://lists.debian.org/debian-lts-announce/2018/10/msg00013.html Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://usn.ubuntu.com/3803-1/ Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://www.debian.org/security/2018/dsa-4336 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)