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Vulnerability details: VCID-g251-7jn7-yyaw
Vulnerability ID VCID-g251-7jn7-yyaw
Aliases CVE-2018-16802
Summary An issue was discovered in Artifex Ghostscript before 9.25. Incorrect "restoration of privilege" checking when running out of stack during exception handling could be used by attackers able to supply crafted PostScript to execute code using the "pipe" instruction. This is due to an incomplete fix for CVE-2018-16509.
Status Published
Exploitability 0.5
Weighted Severity 7.0
Risk 3.5
Affected and Fixed Packages Package Details
Weaknesses (1)
CWE-20 Improper Input Validation
System Score Found at
cvssv3 7.3 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2018-16802.json
epss 0.0093 https://api.first.org/data/v1/epss?cve=CVE-2018-16802
epss 0.0093 https://api.first.org/data/v1/epss?cve=CVE-2018-16802
epss 0.0093 https://api.first.org/data/v1/epss?cve=CVE-2018-16802
epss 0.0093 https://api.first.org/data/v1/epss?cve=CVE-2018-16802
epss 0.0093 https://api.first.org/data/v1/epss?cve=CVE-2018-16802
epss 0.0093 https://api.first.org/data/v1/epss?cve=CVE-2018-16802
epss 0.0093 https://api.first.org/data/v1/epss?cve=CVE-2018-16802
epss 0.00966 https://api.first.org/data/v1/epss?cve=CVE-2018-16802
epss 0.00966 https://api.first.org/data/v1/epss?cve=CVE-2018-16802
epss 0.00966 https://api.first.org/data/v1/epss?cve=CVE-2018-16802
epss 0.00966 https://api.first.org/data/v1/epss?cve=CVE-2018-16802
epss 0.00966 https://api.first.org/data/v1/epss?cve=CVE-2018-16802
epss 0.00966 https://api.first.org/data/v1/epss?cve=CVE-2018-16802
epss 0.00966 https://api.first.org/data/v1/epss?cve=CVE-2018-16802
epss 0.00966 https://api.first.org/data/v1/epss?cve=CVE-2018-16802
epss 0.00966 https://api.first.org/data/v1/epss?cve=CVE-2018-16802
epss 0.00966 https://api.first.org/data/v1/epss?cve=CVE-2018-16802
epss 0.00966 https://api.first.org/data/v1/epss?cve=CVE-2018-16802
epss 0.00966 https://api.first.org/data/v1/epss?cve=CVE-2018-16802
cvssv3 8.8 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
cvssv2 6.8 https://nvd.nist.gov/vuln/detail/CVE-2018-16802
cvssv3 7.8 https://nvd.nist.gov/vuln/detail/CVE-2018-16802
Reference id Reference type URL
http://git.ghostscript.com/?p=ghostpdl.git%3Ba=commit%3Bh=3e5d316b72e3965b7968bb1d96baa137cd063ac6
http://git.ghostscript.com/?p=ghostpdl.git%3Ba=commit%3Bh=643b24dbd002fb9c131313253c307cf3951b3d47
https://access.redhat.com/errata/RHSA-2018:3834
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2018-16802.json
https://api.first.org/data/v1/epss?cve=CVE-2018-16802
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-16509
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-16802
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-17183
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
https://git.ghostscript.com/?p=ghostpdl.git%3Ba=commitdiff%3Bh=5812b1b78fc4d36fdc293b7859de69241140d590
https://seclists.org/oss-sec/2018/q3/228
https://seclists.org/oss-sec/2018/q3/229
https://www.debian.org/security/2018/dsa-4294
1627959 https://bugzilla.redhat.com/show_bug.cgi?id=1627959
cpe:2.3:a:artifex:ghostscript:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:artifex:ghostscript:*:*:*:*:*:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*
cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server_aus:7.6:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux_server_aus:7.6:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server_eus:7.6:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux_server_eus:7.6:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server_tus:7.6:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux_server_tus:7.6:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:*
CVE-2018-16802 https://nvd.nist.gov/vuln/detail/CVE-2018-16802
USN-3768-1 https://usn.ubuntu.com/3768-1/
No exploits are available.
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2018-16802.json
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H Found at https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: AV:N/AC:M/Au:N/C:P/I:P/A:P Found at https://nvd.nist.gov/vuln/detail/CVE-2018-16802
Exploitability (E) Access Vector (AV) Access Complexity (AC) Authentication (Au) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

high

functional

unproven

proof_of_concept

not_defined

local

adjacent_network

network

high

medium

low

multiple

single

none

none

partial

complete

none

partial

complete

none

partial

complete
Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2018-16802
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Exploit Prediction Scoring System (EPSS)
Percentile 0.75091
EPSS Score 0.0093
Published At Aug. 11, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2025-07-31T08:35:30.491505+00:00 Alpine Linux Importer Import https://secdb.alpinelinux.org/v3.19/main.json 37.0.0