Описание
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.
A flaw was found in 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.
Меры по смягчению последствий
Please refer to the "Mitigation" section of CVE-2018-16509 : https://access.redhat.com/security/cve/cve-2018-16509
Затронутые пакеты
| Платформа | Пакет | Состояние | Рекомендация | Релиз |
|---|---|---|---|---|
| Red Hat 3scale API Management Platform 2 | ghostscript | Not affected | ||
| Red Hat Enterprise Linux 5 | ghostscript | Not affected | ||
| Red Hat Enterprise Linux 6 | ghostscript | Not affected | ||
| Red Hat Enterprise Linux 7 | ghostscript | Fixed | RHSA-2019:3888 | 14.11.2019 |
| Red Hat Enterprise Linux 8 | ghostscript | Fixed | RHSA-2019:3890 | 18.11.2019 |
| Red Hat Enterprise Linux 8.0 Update Services for SAP Solutions | ghostscript | Fixed | RHSA-2020:0222 | 23.01.2020 |
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Дополнительная информация
Статус:
7.3 High
CVSS3
Связанные уязвимости
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.
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.
A flaw was found in all versions of ghostscript 9.x before 9.50, where ...
7.3 High
CVSS3