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CVE-2020-16289

ghostscript: buffer overflow in cif_print_page() in devices/gdevcif.c could result in a DoS

A buffer overflow vulnerability in cif_print_page() in devices/gdevcif.c of Artifex Software GhostScript v9.50 allows a remote attacker to cause a denial of service via a crafted PDF file. This is fixed in v9.51.

CVSS 3.1 · 5.5 Medium EPSS 2.0% KEV · Not listed
Vendors
Artifex Canonical Debian and 1 more
Products
Ghostscript Ubuntu Linux Debian Linux and 1 more
CVE-2020-16288

ghostscript: buffer overflow in pj_common_print_page() in devices/gdevpjet.c could result in a DoS

A buffer overflow vulnerability in pj_common_print_page() in devices/gdevpjet.c of Artifex Software GhostScript v9.50 allows a remote attacker to cause a denial of service via a crafted PDF file. This is fixed in v9.51.

CVSS 3.1 · 5.5 Medium EPSS 1.9% KEV · Not listed
Vendors
Artifex Canonical Debian and 1 more
Products
Ghostscript Ubuntu Linux Debian Linux and 1 more
CVE-2020-16287

ghostscript: buffer overflow in lprn_is_black() in contrib/lips4/gdevlprn.c could result in a DoS

A buffer overflow vulnerability in lprn_is_black() in contrib/lips4/gdevlprn.c of Artifex Software GhostScript v9.50 allows a remote attacker to cause a denial of service via a crafted PDF file. This is fixed in v9.51.

CVSS 3.1 · 5.5 Medium EPSS 1.9% KEV · Not listed
Vendors
Artifex Canonical Debian and 1 more
Products
Ghostscript Ubuntu Linux Debian Linux and 1 more
CVE-2020-15900

ghostscript: Memory Corruption in Ghostscript 9.52 (SAFER Sandbox Breakout)

A memory corruption issue was found in Artifex Ghostscript 9.50 and 9.52. Use of a non-standard PostScript operator can allow overriding of file access controls. The 'rsearch' calculation for the 'post' size resulted in a size that was too large, and could underflow to max uint32_t. This was fixed in commit 5d499272b95a6b890a1397e11d20937de000d31b.

CVSS 3.1 · 9.8 Critical EPSS 5.2% KEV · Not listed
Vendors
Artifex Canonical Opensuse
Products
Ghostscript Ubuntu Linux Leap
CVE-2020-14373

ghostscript: use-after-free vulnerability in igc_reloc_struct_ptr() could result in DoS

A use after free was found in igc_reloc_struct_ptr() of psi/igc.c of ghostscript-9.25. A local attacker could supply a specially crafted PDF file to cause a denial of service.

CVSS 3.1 · 5.5 Medium EPSS < 1% KEV · Not listed
Vendors
Artifex Redhat
Products
Ghostscript Enterprise Linux
CVE-2019-6116

ghostscript: subroutines within pseudo-operators must themselves be pseudo-operators (700317)

In Artifex Ghostscript through 9.26, ephemeral or transient procedures can allow access to system operators, leading to remote code execution.

CVSS 3.1 · 7.8 High EPSS 41.6% KEV · Not listed
Vendors
Artifex Canonical Debian and 3 more
Products
Ghostscript Ubuntu Linux Debian Linux and 9 more
CVE-2019-3839

ghostscript: missing attack vector protections for CVE-2019-6116

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.

CVSS 3.1 · 7.8 High EPSS 1.7% KEV · Not listed
Vendors
Artifex Canonical Debian and 3 more
Products
Ghostscript Ubuntu Linux Debian Linux and 3 more
CVE-2019-3838

ghostscript: forceput in DefineResource is still accessible (700576)

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.

CVSS 3.1 · 5.5 Medium EPSS 2.5% KEV · Not listed
Vendors
Artifex Debian Fedoraproject and 2 more
Products
Ghostscript Debian Linux Fedora and 9 more
CVE-2019-3835

ghostscript: superexec operator is available (700585)

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.

CVSS 3.1 · 5.5 Medium EPSS 2.5% KEV · Not listed
Vendors
Artifex Debian Fedoraproject and 2 more
Products
Ghostscript Debian Linux Fedora and 9 more
CVE-2019-25059

ghostscript: Mishandling of .completefont (incomplete fix for CVE-2019-3839)

Artifex Ghostscript through 9.26 mishandles .completefont. NOTE: this issue exists because of an incomplete fix for CVE-2019-3839.

CVSS 3.1 · 7.8 High EPSS 1.2% KEV · Not listed
Vendors
Artifex Debian
Products
Ghostscript Debian Linux
CVE-2019-14869

ghostscript: -dSAFER escape in .charkeys (701841)

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.

CVSS 3.1 · 8.8 High EPSS 3.1% KEV · Not listed
Vendors
Artifex Fedoraproject Opensuse and 1 more
Products
Ghostscript Fedora Leap and 2 more
CVE-2019-14817

ghostscript: Safer mode bypass by .forceput exposure in .pdfexectoken and other procedures (701450)

A flaw was found in, ghostscript versions prior to 9.50, in the .pdfexectoken and other procedures where it did not properly secure its privileged calls, enabling scripts to bypass `-dSAFER` restrictions. A specially crafted PostScript file could disable security protection and then have access to the file system, or execute arbitrary commands.

CVSS 3.1 · 7.8 High EPSS 2.0% KEV · Not listed
Vendors
Artifex Debian Fedoraproject and 2 more
Products
Ghostscript Debian Linux Fedora and 4 more
CVE-2019-14813

ghostscript: Safer mode bypass by .forceput exposure in setsystemparams (701443)

A flaw was found in ghostscript, versions 9.x before 9.50, in the setsystemparams procedure where it did not properly secure its privileged calls, enabling scripts to bypass `-dSAFER` restrictions. A specially crafted PostScript file could disable security protection and then have access to the file system, or execute arbitrary commands.

CVSS 3.1 · 9.8 Critical EPSS 11.0% KEV · Not listed
Vendors
Artifex Debian Fedoraproject and 2 more
Products
Ghostscript Debian Linux Fedora and 10 more
CVE-2019-14812

ghostscript: Safer mode bypass by .forceput exposure in setuserparams (701444)

A flaw was found in all ghostscript versions 9.x before 9.50, in the .setuserparams2 procedure where it did not properly secure its privileged calls, enabling scripts to bypass `-dSAFER` restrictions. A specially crafted PostScript file could disable security protection and then have access to the file system, or execute arbitrary commands.

CVSS 3.1 · 7.8 High EPSS 2.5% KEV · Not listed
Vendors
Artifex Fedoraproject Redhat
Products
Ghostscript Fedora 3scale Amp and 1 more
CVE-2019-14811

ghostscript: Safer mode bypass by .forceput exposure in .pdf_hook_DSC_Creator (701445)

A flaw was found in, ghostscript versions prior to 9.50, in the .pdf_hook_DSC_Creator procedure where it did not properly secure its privileged calls, enabling scripts to bypass `-dSAFER` restrictions. A specially crafted PostScript file could disable security protection and then have access to the file system, or execute arbitrary commands.

CVSS 3.1 · 7.8 High EPSS 3.7% KEV · Not listed
Vendors
Artifex Debian Fedoraproject and 2 more
Products
Ghostscript Debian Linux Fedora and 4 more
CVE-2019-10216

ghostscript: -dSAFER escape via .buildfont1 (701394)

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.

CVSS 3.1 · 7.8 High EPSS 2.3% KEV · Not listed
Vendors
Artifex Redhat
Products
Ghostscript 3scale Amp 3scale Api Management and 7 more
CVE-2018-19478

ghostscript: Attempting to open a carefully crafted PDF file results in long-running computation (699856)

In Artifex Ghostscript before 9.26, a carefully crafted PDF file can trigger an extremely long running computation when parsing the file.

CVSS 3.0 · 5.5 Medium EPSS 1.9% KEV · Not listed
Vendors
Artifex Debian
Products
Ghostscript Debian Linux
CVE-2018-19475

ghostscript: access bypass in psi/zdevice2.c (700153)

psi/zdevice2.c in Artifex Ghostscript before 9.26 allows remote attackers to bypass intended access restrictions because available stack space is not checked when the device remains the same.

CVSS 3.0 · 7.8 High EPSS 9.5% KEV · Not listed
Vendors
Artifex Canonical Debian and 1 more
Products
Ghostscript Ubuntu Linux Debian Linux and 8 more