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CVSS: 7.8EPSS: 0%CPEs: 11EXPL: 0

12 Aug 2019 — In ghostscript before version 9.50, the .buildfont1 procedure 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 and access files outside of restricted areas. En ghostscript anterior a la versión 9.50, el procedimiento .buildfont1 no aseguraba adecuadamente sus llamadas privilegiadas, permitiendo que los scripts eludieran las restricciones `-dSAFER`. ... • http://git.ghostscript.com/?p=ghostpdl.git%3Ba=commitdiff%3Bh=5b85ddd19 • CWE-648: Incorrect Use of Privileged APIs •

CVSS: 5.5EPSS: 0%CPEs: 1EXPL: 1

23 May 2019 — Artifex Ghostscript 9.22 is affected by: Obtain Information. The impact is: obtain sensitive information. The component is: affected source code file, affected function, affected executable, affected libga (imagemagick used that). The attack vector is: Someone must open a postscript file though ghostscript. Because of imagemagick also use libga, so it was affected as well. • http://git.ghostscript.com/?p=ghostpdl.git%3Ba=commitdiff%3Bh=2fc463d0e • CWE-200: Exposure of Sensitive Information to an Unauthorized Actor •

CVSS: 7.8EPSS: 0%CPEs: 13EXPL: 0

07 May 2019 — It was found that in ghostscript some privileged operators remained accessible from various places after the CVE-2019-6116 fix. A specially crafted PostScript file could use this flaw in order to, for example, have access to the file system outside of the constrains imposed by -dSAFER. Ghostscript versions before 9.27 are vulnerable. Se econtró una vulnerabilidad en ghostscript, algunos operadores privilegiados permanecían accesibles desde varios lugares después de la corrección CVE-2019-6116. Un archivo es... • http://git.ghostscript.com/?p=ghostpdl.git%3Ba=commitdiff%3Bh=4ec9ca74bed49f2a82acb4bf430eae0d8b3b75c9 • CWE-648: Incorrect Use of Privileged APIs •

CVSS: 7.3EPSS: 0%CPEs: 15EXPL: 0

22 Mar 2019 — It was found that the superexec operator was available in the internal dictionary in ghostscript before 9.27. A specially crafted PostScript file could use this flaw in order to, for example, have access to the file system outside of the constrains imposed by -dSAFER. Se ha observado que el operador superexec estaba disponible en el diccionario interno en ghostscript en las versiones anteriores a la 9.27. Un archivo PostScript especialmente manipulado podría explotar este error, por ejemplo, para obtener ac... • http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00088.html • CWE-648: Incorrect Use of Privileged APIs CWE-862: Missing Authorization •

CVSS: 7.3EPSS: 0%CPEs: 17EXPL: 0

22 Mar 2019 — It was found that the forceput operator could be extracted from the DefineResource method in ghostscript before 9.27. A specially crafted PostScript file could use this flaw in order to, for example, have access to the file system outside of the constrains imposed by -dSAFER. Se ha observado que el operador forceput podía ser extraído del método DefineResource en ghostscript en las versiones anteriores a la 9.27. Un archivo PostScript especialmente manipulado podría explotar este error, por ejemplo, para ob... • http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00011.html • CWE-648: Incorrect Use of Privileged APIs •

CVSS: 7.8EPSS: 8%CPEs: 18EXPL: 5

23 Jan 2019 — In Artifex Ghostscript through 9.26, ephemeral or transient procedures can allow access to system operators, leading to remote code execution. En Artifex Ghostscript hasta la versión 9.26, los procedimientos ephemeral o transient pueden permitir el acceso a los operadores del sistema, lo que conduce a la ejecución remota de código. It was found that ghostscript could leak sensitive operators on the operand stack when a pseudo-operator pushes a subroutine. A specially crafted PostScript file could use this f... • https://packetstorm.news/files/id/151307 •

CVSS: 5.5EPSS: 0%CPEs: 2EXPL: 0

02 Jan 2019 — In Artifex Ghostscript before 9.26, a carefully crafted PDF file can trigger an extremely long running computation when parsing the file. En las versiones anteriores de la 9.26 de Artifex Ghostscript, un archivo PDF especialmente manipulado puede provocar un cálculo de ejecución extremadamente largo al analizar el archivo. • http://git.ghostscript.com/?p=ghostpdl.git%3Ba=commitdiff%3Bh=0a7e5a1c309fa0911b892fa40996a7d55d90bace • CWE-20: Improper Input Validation •

CVSS: 7.8EPSS: 0%CPEs: 7EXPL: 1

18 Dec 2018 — In Artifex Ghostscript through 9.25, the setpattern operator did not properly validate certain types. A specially crafted PostScript document could exploit this to crash Ghostscript or, possibly, execute arbitrary code in the context of the Ghostscript process. This is a type confusion issue because of failure to check whether the Implementation of a pattern dictionary was a structure type. En Artifex Ghostscript hasta la versión 9.25, el operador setpattern no validaba ciertos tipos correctamente. Un docum... • http://git.ghostscript.com/?p=ghostpdl.git%3Ba=commitdiff%3Bh=693baf02152119af6e6afd30bb8ec76d14f84bbf • CWE-704: Incorrect Type Conversion or Cast •

CVSS: 9.3EPSS: 0%CPEs: 7EXPL: 0

03 Dec 2018 — It was found that RHSA-2018:2918 did not fully fix CVE-2018-16509. An attacker could possibly exploit another variant of the flaw and bypass the -dSAFER protection to, for example, execute arbitrary shell commands via a specially crafted PostScript document. This only affects ghostscript 9.07 as shipped with Red Hat Enterprise Linux 7. Se ha detectado que RHSA-2018:2918 no ha resuelto por completo CVE-2018-16509. Un atacante podría explotar otra variante del fallo y omitir la protección -dSAFER para, por ej... • http://git.ghostscript.com/?p=ghostpdl.git%3Ba=commit%3Bh=520bb0ea7519 • CWE-78: Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') CWE-184: Incomplete List of Disallowed Inputs •

CVSS: 7.8EPSS: 0%CPEs: 15EXPL: 1

23 Nov 2018 — psi/zfjbig2.c in Artifex Ghostscript before 9.26 allows remote attackers to bypass intended access restrictions because of a JBIG2Decode type confusion. psi/zfjbig2.c en Artifex Ghostscript en versiones anteriores a la 9.26 permite a los atacantes remotos omitir las restricciones de acceso planeadas debido a una confusión del tipo JBIG2Decode. The Ghostscript suite contains utilities for rendering PostScript and PDF documents. Ghostscript translates PostScript code to common bitmap formats so that the code ... • http://git.ghostscript.com/?p=ghostpdl.git%3Ba=commit%3Bh=ef252e7dc214bcbd9a2539216aab9202848602bb • CWE-704: Incorrect Type Conversion or Cast CWE-843: Access of Resource Using Incompatible Type ('Type Confusion') •