CVE-2018-16509

Sažetak

An issue was discovered in Artifex Ghostscript before 9.24. Incorrect "restoration of privilege" checking during handling of /invalidaccess exceptions could be used by attackers able to supply crafted PostScript to execute code using the "pipe" instruction.

Reference

https://www.artifex.com/news/ghostscript-security-resolved/
http://seclists.org/oss-sec/2018/q3/142
https://bugs.ghostscript.com/show_bug.cgi?id=699654
https://www.exploit-db.com/exploits/45369/
https://lists.debian.org/debian-lts-announce/2018/09/msg00015.html
https://www.debian.org/security/2018/dsa-4294
https://usn.ubuntu.com/3768-1/
https://access.redhat.com/errata/RHSA-2018:2918
http://www.securityfocus.com/bid/105122
https://security.gentoo.org/glsa/201811-12
https://access.redhat.com/errata/RHSA-2018:3760
http://git.ghostscript.com/?p=ghostpdl.git%3Ba=commit%3Bh=5516c614dc33662a2afdc377159f70218e67bde5
http://git.ghostscript.com/?p=ghostpdl.git%3Ba=commit%3Bh=79cccf641486a6595c43f1de1cd7ade696020a31
http://git.ghostscript.com/?p=ghostpdl.git%3Ba=commit%3Bh=78911a01b67d590b4a91afac2e8417360b934156
http://git.ghostscript.com/?p=ghostpdl.git%3Ba=commitdiff%3Bh=520bb0ea7519aa3e79db78aaf0589dae02103764

CVSS

Base:	9.3
Impact:	10.0
Exploitability:	8.6

Pristup

Vektor	Složenost	Autentikacija
NETWORK	MEDIUM	NONE

Impact

Povjerljivost	Cjelovitost	Dostupnost
COMPLETE	COMPLETE	COMPLETE

CVSS vektor

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

Zadnje važnije ažuriranje

07-11-2023 - 02:53

Objavljeno

05-09-2018 - 06:29