Описание
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.
It was found that 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.
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 Enterprise Linux 5 | ghostscript | Out of support scope | ||
| Red Hat Enterprise Linux 6 | ghostscript | Out of support scope | ||
| 3scale API Management 2.6 on RHEL 7 | 3scale-amp26/3scale-operator | Fixed | RHSA-2019:2534 | 21.08.2019 |
| 3scale API Management 2.6 on RHEL 7 | 3scale-amp26/apicast-gateway | Fixed | RHSA-2019:2534 | 21.08.2019 |
| 3scale API Management 2.6 on RHEL 7 | 3scale-amp26/backend | Fixed | RHSA-2019:2534 | 21.08.2019 |
| 3scale API Management 2.6 on RHEL 7 | 3scale-amp26/operator | Fixed | RHSA-2019:2534 | 21.08.2019 |
| 3scale API Management 2.6 on RHEL 7 | 3scale-amp26/toolbox | Fixed | RHSA-2019:2534 | 21.08.2019 |
| 3scale API Management 2.6 on RHEL 7 | 3scale-amp26/zync | Fixed | RHSA-2019:2534 | 21.08.2019 |
| Red Hat Enterprise Linux 7 | ghostscript | Fixed | RHSA-2019:2462 | 12.08.2019 |
| Red Hat Enterprise Linux 8 | ghostscript | Fixed | RHSA-2019:2465 | 12.08.2019 |
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Дополнительная информация
Статус:
EPSS
7.3 High
CVSS3
Связанные уязвимости
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.
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.
In ghostscript before version 9.50, the .buildfont1 procedure did not ...
EPSS
7.3 High
CVSS3