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Vulnerability details: VCID-wbh6-ahh4-b3fg
Vulnerability ID VCID-wbh6-ahh4-b3fg
Aliases CVE-2020-16297
Summary A buffer overflow vulnerability in FloydSteinbergDitheringC() in contrib/gdevbjca.c of Artifex Software GhostScript v9.18 to v9.50 allows a remote attacker to cause a denial of service via a crafted PDF file. This is fixed in v9.51.
Status Published
Exploitability 0.5
Weighted Severity 5.0
Risk 2.5
Affected and Fixed Packages Package Details
Weaknesses (4)
CWE-787 Out-of-bounds Write
CWE-20 Improper Input Validation
CWE-805 Buffer Access with Incorrect Length Value
CWE-125 Out-of-bounds Read
System Score Found at
cvssv3 5.5 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-16297.json
epss 0.00453 https://api.first.org/data/v1/epss?cve=CVE-2020-16297
epss 0.00453 https://api.first.org/data/v1/epss?cve=CVE-2020-16297
epss 0.00453 https://api.first.org/data/v1/epss?cve=CVE-2020-16297
epss 0.00453 https://api.first.org/data/v1/epss?cve=CVE-2020-16297
epss 0.00453 https://api.first.org/data/v1/epss?cve=CVE-2020-16297
epss 0.00453 https://api.first.org/data/v1/epss?cve=CVE-2020-16297
epss 0.00453 https://api.first.org/data/v1/epss?cve=CVE-2020-16297
epss 0.00453 https://api.first.org/data/v1/epss?cve=CVE-2020-16297
epss 0.00453 https://api.first.org/data/v1/epss?cve=CVE-2020-16297
epss 0.00453 https://api.first.org/data/v1/epss?cve=CVE-2020-16297
epss 0.00453 https://api.first.org/data/v1/epss?cve=CVE-2020-16297
epss 0.00453 https://api.first.org/data/v1/epss?cve=CVE-2020-16297
epss 0.00453 https://api.first.org/data/v1/epss?cve=CVE-2020-16297
epss 0.00453 https://api.first.org/data/v1/epss?cve=CVE-2020-16297
epss 0.00453 https://api.first.org/data/v1/epss?cve=CVE-2020-16297
epss 0.00453 https://api.first.org/data/v1/epss?cve=CVE-2020-16297
epss 0.00631 https://api.first.org/data/v1/epss?cve=CVE-2020-16297
cvssv3.1 5.5 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
cvssv2 4.3 https://nvd.nist.gov/vuln/detail/CVE-2020-16297
cvssv3.1 5.5 https://nvd.nist.gov/vuln/detail/CVE-2020-16297
Reference id Reference type URL
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-16297.json
https://api.first.org/data/v1/epss?cve=CVE-2020-16297
https://bugs.ghostscript.com/show_bug.cgi?id=701800
https://cgit.ghostscript.com/cgi-bin/cgit.cgi/ghostpdl.git/commit/?id=bf72f1a3dd5392ee8291e3b1518a0c2c5dc6ba39
https://cgit.ghostscript.com/cgi-bin/cgit.cgi/ghostpdl.git/tree/contrib/gdevbjca.c?h=ghostpdl-9.18#n659
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-16287
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-16288
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-16289
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-16290
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-16291
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-16292
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-16293
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-16294
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-16295
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-16296
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-16297
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-16298
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-16299
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-16300
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-16301
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-16302
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-16303
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-16304
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-16305
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-16306
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-16307
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-16308
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-16309
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-16310
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-17538
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
https://git.ghostscript.com/?p=ghostpdl.git%3Ba=commitdiff%3Bh=bf72f1a3dd5392ee8291e3b1518a0c2c5dc6ba39
https://git.ghostscript.com/?p=ghostpdl.git;a=commitdiff;h=bf72f1a3dd5392ee8291e3b1518a0c2c5dc6ba39
https://lists.debian.org/debian-lts-announce/2020/08/msg00032.html
https://security.gentoo.org/glsa/202008-20
https://www.debian.org/security/2020/dsa-4748
1870227 https://bugzilla.redhat.com/show_bug.cgi?id=1870227
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:16.04:*:*:*:esm:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:*
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:canonical:ubuntu_linux:20.04:*:*:*:lts:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:canonical:ubuntu_linux:20.04:*:*:*:lts:*:*:*
cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
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:*:*:*:*:*:*:*
CVE-2020-16297 https://nvd.nist.gov/vuln/detail/CVE-2020-16297
RHSA-2021:1852 https://access.redhat.com/errata/RHSA-2021:1852
USN-4469-1 https://usn.ubuntu.com/4469-1/
No exploits are available.
Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-16297.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:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/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:N/I:N/A:P Found at https://nvd.nist.gov/vuln/detail/CVE-2020-16297
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:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2020-16297
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 0.62808
EPSS Score 0.00453
Published At Aug. 17, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2025-07-31T08:40:21.999960+00:00 Alpine Linux Importer Import https://secdb.alpinelinux.org/v3.19/main.json 37.0.0