CVE-2019-10216 : In ghostscript before version 9.50, the .buildfont1 procedure did not properly s

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.

Published 2019-11-27 13:15:11

Updated 2020-09-30 18:17:26

Source Red Hat, Inc.

View at NVD, CVE.org

Products affected by CVE-2019-10216

Redhat » Enterprise Linux » Version: 6.0
cpe:2.3:o:redhat:enterprise_linux:6.0:*:*:*:*:*:*:*
Matching versions
Redhat » Enterprise Linux » Version: 5.0
cpe:2.3:o:redhat:enterprise_linux:5.0:*:*:*:*:*:*:*
Matching versions
Redhat » Enterprise Linux » Version: 8.0
cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:*
Matching versions
Redhat » Enterprise Linux Desktop » Version: 7.0
cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:*
Matching versions
Redhat » Enterprise Linux Server » Version: 7.0
cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:*
Matching versions
Redhat » Enterprise Linux Workstation » Version: 7.0
cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:*
Matching versions
Redhat » Enterprise Linux Server Aus » Version: 7.7
cpe:2.3:o:redhat:enterprise_linux_server_aus:7.7:*:*:*:*:*:*:*
Matching versions
Redhat » Enterprise Linux Server Eus » Version: 7.7
cpe:2.3:o:redhat:enterprise_linux_server_eus:7.7:*:*:*:*:*:*:*
Matching versions
Redhat » Enterprise Linux Server Tus » Version: 7.7
cpe:2.3:o:redhat:enterprise_linux_server_tus:7.7:*:*:*:*:*:*:*
Matching versions
Redhat » 3scale Api Management » Version: 2.6
cpe:2.3:a:redhat:3scale_api_management:2.6:*:*:*:*:*:*:*
Matching versions
Artifex » Ghostscript
Versions before (<) 9.50
cpe:2.3:a:artifex:ghostscript:*:*:*:*:*:*:*:*
Matching versions

Threat overview for CVE-2019-10216

Top countries where our scanners detected CVE-2019-10216

Top open port discovered on systems with this issue 53

IPs affected by CVE-2019-10216 191,307

Threat actors abusing to this issue? Yes

Find out if you^* are affected by CVE-2019-10216!

^*Directly or indirectly through your vendors, service providers and 3rd parties. Powered by attack surface intelligence from SecurityScorecard.

Exploit prediction scoring system (EPSS) score for CVE-2019-10216

EPSS FAQ

0.53%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 66 %

Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2019-10216

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
6.8	MEDIUM	AV:N/AC:M/Au:N/C:P/I:P/A:P	8.6	6.4	NIST
Access Vector: Network Access Complexity: Medium Authentication: None Confidentiality Impact: Partial Integrity Impact: Partial Availability Impact: Partial
7.3	HIGH	CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L	3.9	3.4	Red Hat, Inc.
Attack Vector: Network Attack Complexity: Low Privileges Required: None User Interaction: None Scope: Unchanged Confidentiality: Low Integrity: Low Availability: Low
7.8	HIGH	CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H	1.8	5.9	NIST
Attack Vector: Local Attack Complexity: Low Privileges Required: None User Interaction: Required Scope: Unchanged Confidentiality: High Integrity: High Availability: High

CWE ids for CVE-2019-10216

CWE-648 Incorrect Use of Privileged APIs

The product does not conform to the API requirements for a function call that requires extra privileges. This could allow attackers to gain privileges by causing the function to be called incorrectly.

Assigned by: secalert@redhat.com (Secondary)

References for CVE-2019-10216

https://security.gentoo.org/glsa/202004-03

GPL Ghostscript: Multiple vulnerabilities (GLSA 202004-03) — Gentoo security
Third Party Advisory

CVEs referencing this url
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-10216

1737080 – (CVE-2019-10216) CVE-2019-10216 ghostscript: -dSAFER escape via .buildfont1 (701394)
Issue Tracking;Patch;Third Party Advisory
http://git.ghostscript.com/?p=ghostpdl.git;a=commitdiff;h=5b85ddd19

git.ghostscript.com Git - ghostpdl.git/commitdiff
Exploit;Mailing List;Vendor Advisory