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CVE-2019-14869

Status Candidate

Overview

A flaw was found in all versions of ghostscript 9.x before 9.50, where the `.charkeys` procedure, where it did not properly secure its privileged calls, enabling scripts to bypass `-dSAFER` restrictions. An attacker could abuse this flaw by creating a specially crafted PostScript file that could escalate privileges within the Ghostscript and access files outside of restricted areas or execute commands.

Related Files

Red Hat Security Advisory 2020-0222-01
Posted Jan 24, 2020
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2020-0222-01 - The Ghostscript suite contains utilities for rendering PostScript and PDF documents. Ghostscript translates PostScript code to common bitmap formats so that the code can be displayed or printed.

tags | advisory
systems | linux, redhat
advisories | CVE-2019-14869
SHA-256 | de964dabdcd67db95e4dff9a701c0129697f04269e699555247deb10e69f4be8
Debian Security Advisory 4569-1
Posted Nov 18, 2019
Authored by Debian | Site debian.org

Debian Linux Security Advisory 4569-1 - Manfred Paul and Lukas Schauer reported that the .charkeys procedure in Ghostscript, the GPL PostScript/PDF interpreter, does not properly restrict privileged calls, which could result in bypass of file system restrictions of the dSAFER sandbox.

tags | advisory
systems | linux, debian
advisories | CVE-2019-14869
SHA-256 | bbdc2afd872ceca391983d93c13437185b49088b9305b351976f9109a0048103
Red Hat Security Advisory 2019-3890-01
Posted Nov 15, 2019
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2019-3890-01 - The Ghostscript suite contains utilities for rendering PostScript and PDF documents. Ghostscript translates PostScript code to common bitmap formats so that the code can be displayed or printed.

tags | advisory
systems | linux, redhat
advisories | CVE-2019-14869
SHA-256 | 58ec058b8047ee0b0d0f8f0f056d3b3821ac2c69406e95aed3edae8d848446a2
Ubuntu Security Notice USN-4193-1
Posted Nov 15, 2019
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 4193-1 - Paul Manfred and Lukas Schauer discovered that Ghostscript incorrectly handled certain PostScript files. If a user or automated system were tricked into processing a specially crafted file, a remote attacker could possibly use this issue to access arbitrary files, execute arbitrary code, or cause a denial of service.

tags | advisory, remote, denial of service, arbitrary
systems | linux, ubuntu
advisories | CVE-2019-14869
SHA-256 | e4b5e355b02180c8af5057b89aa4d74148e0c2a725d6ea57faf2278975e06a71
Red Hat Security Advisory 2019-3888-01
Posted Nov 15, 2019
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2019-3888-01 - The Ghostscript suite contains utilities for rendering PostScript and PDF documents. Ghostscript translates PostScript code to common bitmap formats so that the code can be displayed or printed.

tags | advisory
systems | linux, redhat
advisories | CVE-2019-14869
SHA-256 | 0bc732a6ed8b9ae3ced97fe444effa027c0a0845e450e26198df2d74b5a0b169
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